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bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a nonisolated industry standard pinout fixed frequency high efficiency means less power dissipation optimized for cost remote on/off remote sense undervoltage lockout over current and short circuit protection overtemperature shutdown description the bel v7pb-10a series modules are non-isolated, step down dc/dc power converters that operate from a nominal 12v source. these converters are available in a range of output voltages from 1.0v to 5.0v. they are packaged in an industry standard single-in-line footprint and provide a maximum 10a output. standard features include remote on/off, remote sense, over current and short cicuit protection, overtemperature shutdown and output voltage adjust. remote on/off logic is an optional feature. these products may be used almost anywhere low-voltage silicon is employed and a 12v source is available. typical applications include file servers, routers, line cards and other computing and communications equipment. applications page 1 v7pb-10a series telecommunications networking computers and peripherals part number selection options remote on/off logic t u p t u o e g a t l o v t u p n i e g a t l o v t u p t u o . x a m t n e r r u c . x a m t u p t u o r e w o p l a c i p y t y c n e i c i f f e r e b m u n t r a p r e b m u n t r a p n o i t p o w o l e v i t c a v 0 . 5v 2 1a 0 1w 0 5% 4 9s 0 5 a 0 1 - b p 7 vl 0 5 a 0 1 - b p 7 v v 3 . 3v 2 1a 0 1w 3 3% 2 9s 3 3 a 0 1 - b p 7 vl 3 3 a 0 1 - b p 7 v v 5 . 2v 2 1a 0 1w 5 2% 0 9s 5 2 a 0 1 - b p 7 vl 5 2 a 0 1 - b p 7 v v 0 . 2v 2 1a 0 1w 0 2% 8 8s 0 2 a 0 1 - b p 7 vl 0 2 a 0 1 - b p 7 v v 8 . 1v 2 1a 0 1w 8 1% 7 8s 8 1 a 0 1 - b p 7 vl 8 1 a 0 1 - b p 7 v v 5 . 1v 2 1a 0 1w 5 1% 6 8s 5 1 a 0 1 - b p 7 vl 5 1 a 0 1 - b p 7 v v 2 . 1v 2 1a 0 1w 2 1% 3 8s 2 1 a 0 1 - b p 7 vl 2 1 a 0 1 - b p 7 v v 0 . 1v 2 1a 0 1w 0 1% 2 8s 0 1 a 0 1 - b p 7 vl 0 1 a 0 1 - b p 7 v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a page 2 input specifications absolute maximum ratings note: use beyond the maximum ratings may cause a reliability degradation of the dc/dc converter or may permanently damage the device. note: input capacitance 22f tantalum. 1. with simulated source impedance of 800nh, 5hz to 20mhz. r e t e m a r a p l o b m y s n i m l a c i p y t x a m t i n u e g a t l o v t u p n i s u o u n i t n o cn i v3 . 0 - 5 1v e g a t l o v l a n i m r e t e l b a n e t u p t u on e t u o v3 . 0 - 5 1v e r u t a r e p m e t t n e i b m ab m a t0 4 - 5 8c e r u t a r e p m e t e g a r o t sr o t s t0 4 - 5 2 1c r e t e m a r a p l o b m y s n i m l a c i p y t x a m s t i n u e g a t l o v t u p n i g n i t a r e p on i v8 . 0 1 2 . 3 1v t n e r r u c t u p n in i i 5 . 5a t n e r r u c t u p n i d a o l o n 0 6a m t n e r r u c t u p n i f f o e t o m e r 35 1a m t n e r r u c e l p p i r d e t c e l f e r t u p n i 1 0 2 1a m s m r ) p - p ( t n e r r u c e l p p i r d e t c e l f e r t u p n i 1 0 0 3k p a m i 2 t n e i s n a r t t n e r r u c h s u r n i t 8 0 . 02 1 . 0a 2 s d l o h s e r h t e g a t l o v n o n r u t 7 . 9 v d l o h s e r h t e g a t l o v f f o n r u t0 . 88 . 80 . 0 1v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a page 3 output specifications note: all specifications are typical at nominal input, full load at 25 c unless otherwise stated. 1. vin = 12v, iout = full load, ta = 25 c. r e t e m a r a p e l u d o m l o b m y s n i m l a c i p y t x a m s t i n u t n i o p t e s e g a t l o v t u p t u o 1 v 0 . 5 v 3 . 3 v 5 . 2 v 0 . 2 v 8 . 1 v 5 . 1 v 2 . 1 v 0 . 1 t u o v 0 0 9 . 4 7 4 2 . 3 0 6 4 . 2 8 6 9 . 1 1 7 7 . 1 6 7 4 . 1 1 8 1 . 1 4 8 9 . 0 0 . 5 3 . 3 5 . 2 0 . 2 8 . 1 5 . 1 2 . 1 0 . 1 0 0 1 . 5 3 5 3 . 3 0 4 5 . 2 2 3 0 . 2 9 2 8 . 1 4 2 5 . 1 9 1 2 . 1 6 1 0 . 1 v n o i t a l u g e r d a o l v 0 . 5 v 3 . 3 v 5 . 2 v 0 . 2 v 8 . 1 v 5 . 1 v 2 . 1 v 0 . 1 0 1 6 6 5 5 3 3 3 0 2 6 1 2 1 0 1 9 7 6 5 v m n o i t a l u g e r e n i l v 0 . 5 v 3 . 3 v 5 . 2 v 0 . 2 v 8 . 1 v 5 . 1 v 2 . 1 v 0 . 1 2 2 2 2 2 2 2 2 0 1 0 1 8 6 5 5 5 5 v m e r u t a r e p m e t r e v o n o i t a l u g e r c 5 8 + o t 0 4 -v 0 . 5 v 3 . 3 v 5 . 2 v 0 . 2 v 8 . 1 v 5 . 1 v 2 . 1 v 0 . 1 7 1 5 1 2 1 1 1 0 1 9 8 7 5 3 0 3 5 2 2 2 0 2 8 1 6 1 5 1 v m n o i t a l u g e r e g a t l o v t u p t u o l a t o t v 0 . 5 v 3 . 3 v 5 . 2 v 0 . 2 v 8 . 1 v 5 . 1 v 2 . 1 v 0 . 1 9 2 3 2 0 2 8 1 7 1 4 1 3 1 2 1 5 6 6 5 5 4 8 3 4 3 0 3 7 2 5 2 v m
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a output specifications note: all specifications are typical at nominal input, full load at 25 c unless otherwise stated. 2. 0 - 20mhz bw, 22f tantalum cap on output. page 4 r e t e m a r a p e l u d o m l o b m y s n i m l a c i p y t x a m s t i n u e s i o n d n a e l p p i r t u p t u o 2 v 0 . 5 v 3 . 3 v 5 . 2 v 0 . 2 v 8 . 1 v 5 . 1 v 2 . 1 v 0 . 1 0 5 5 4 0 4 0 3 0 3 0 3 5 2 0 2 5 7 0 6 5 5 5 4 5 4 5 4 0 4 5 3 p - p v m e s i o n d n a e l p p i r t u p t u o 2 v 0 . 5 v 3 . 3 v 5 . 2 v 0 . 2 v 8 . 1 v 5 . 1 v 2 . 1 v 0 . 1 7 1 4 1 0 1 9 8 6 5 5 5 2 2 2 5 1 5 1 2 1 0 1 8 8 s m r v m e g n a r t n e r r u c t u p t u ol l at u o i0 0 1a t i m i l t n e r r u c c d t u p t u ol l am i l t u o i3 1 2 2a e g r u s t i u c r i c t r o h sl l ae g r u s t u o i 8 . 05 . 1a 2 s e m i t n o n r u tl l an o t 0 8s m n o n r u t t a t o o h s r e v ol l a 03% e c n a t i c a p a c t u p t u ol l at u o c0 0 0 3 3f
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a page 5 output specifications r e t e m a r a p e l u d o m l o b m y s n i m l a c i p y t x a m s t i n u e s n o p s e r t n e i s n a r t 3 ? d a o l x a m f o % 0 0 1 o t % 0 5 v v 0 . 5 0 0 20 5 2v m e m i t g n i l t t e ss t 0 50 8s ? d a o l x a m f o % 0 5 o t % 0 0 1 v 0 0 20 5 2v m e m i t g n i l t t e ss t 0 50 8s e s n o p s e r t n e i s n a r t 3 ? d a o l x a m f o % 0 0 1 o t % 0 5 v v 3 . 3 0 6 10 0 2v m e m i t g n i l t t e ss t 0 50 8s ? d a o l x a m f o % 0 5 o t % 0 0 1 v 0 6 10 0 2v m e m i t g n i l t t e ss t 0 50 8s e s n o p s e r t n e i s n a r t 3 ? d a o l x a m f o % 0 0 1 o t % 0 5 v v 5 . 2 0 8 10 2 2v m e m i t g n i l t t e ss t 0 50 8s ? d a o l x a m f o % 0 5 o t % 0 0 1 v 0 8 10 2 2v m e m i t g n i l t t e ss t 0 50 8s e s n o p s e r t n e i s n a r t 3 ? d a o l x a m f o % 0 0 1 o t % 0 5 v v 0 . 2 0 4 10 8 1v m e m i t g n i l t t e ss t 0 50 8s ? d a o l x a m f o % 0 5 o t % 0 0 1 v 0 4 10 8 1v m e m i t g n i l t t e ss t 0 50 8s note: all specifications are typical at nominal input, full load at 25 c unless otherwise stated. 3. di/dt = 0.5a/us, vin = 12vdc, ta = 25 c, and with a 22f tantalum cap on output.
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a r e t e m a r a p e l u d o m l o b m y s n i m l a c i p y t x a m s t i n u e s n o p s e r t n e i s n a r t 3 ? d a o l x a m f o % 0 0 1 o t % 0 5 v v 8 . 1 0 4 10 8 1v m e m i t g n i l t t e ss t 0 50 8s ? d a o l x a m f o % 0 5 o t % 0 0 1 v 0 4 10 8 1v m e m i t g n i l t t e ss t 0 50 8s e s n o p s e r t n e i s n a r t 3 ? d a o l x a m f o % 0 0 1 o t % 0 5 v v 5 . 1 0 4 10 8 1v m e m i t g n i l t t e ss t 0 50 8s ? d a o l x a m f o % 0 5 o t % 0 0 1 v 0 4 10 8 1v m e m i t g n i l t t e ss t 0 50 8s e s n o p s e r t n e i s n a r t 3 ? d a o l x a m f o % 0 0 1 o t % 0 5 v v 2 . 1 0 0 10 5 1v m e m i t g n i l t t e ss t 0 50 8s ? d a o l x a m f o % 0 5 o t % 0 0 1 v 0 0 10 5 1v m e m i t g n i l t t e ss t 0 50 8s e s n o p s e r t n e i s n a r t 3 ? d a o l x a m f o % 0 0 1 o t % 0 5 v v 0 . 1 0 0 10 5 1v m e m i t g n i l t t e ss t 0 50 8s ? d a o l x a m f o % 0 5 o t % 0 0 1 v 0 0 10 5 1v m e m i t g n i l t t e ss t 0 50 8s output specifications note: all specifications are typical at nominal input, full load at 25 c unless otherwise stated. 3. di/dt = 0.5a/us, vin = 12vdc, ta = 25 c, and with a 22f tantalum cap on output. page 6
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a page 7 general specifications control specifications 1. vin=12v, full load and ta=25 c. 2. 1v module is 95% to 110%. r e t e m a r a p e l u d o m l o b m y s n i m l a c i p y t x a m s t i n u y c n e i c i f f e 1 v 0 . 5 v 3 . 3 v 5 . 2 v 0 . 2 v 8 . 1 v 5 . 1 v 2 . 1 v 0 . 1 1 9 9 8 7 8 5 8 4 8 3 8 0 8 9 7 4 9 2 9 0 9 8 8 7 8 6 8 3 8 2 8 % y c n e u q e r f g n i h c t i w sl l aw s f0 8 10 0 20 2 2z h k n w o d t u h s e r u t a r e p m e t r e v ol l ac t 0 3 1 c e g n a r m i r t e g a t l o v t u p t u o 2 l l a0 9 0 1 1% n o i t a s n e p m o c e s n e s e t o m e rl l a 0 1% t h g i e wl l a 0 1 g r e t e m a r a p e l u d o m l o b m y s n i m l a c i p y t x a m s t i n u f f o / n o e t o m e rl l an e t u o v v ) f f o t i n u ( w o l l a n g i s s x x a 0 1 - b p 7 v 3 . 0 - 4 . 0v ) n o t i n u ( h g i h l a n g i s8 . 2 2 . 3 1v ) n o t i n u ( w o l l a n g i s l x x a 0 1 - b p 7 v 3 . 0 - 4 . 0v ) f f o t i n u ( h g i h l a n g i s8 . 2 2 . 3 1v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a page 8 efficiency data module 5.0v 82% 84% 86% 88% 90% 92% 94% 96% 12345678910 output current efficiency 10.8v 12.0v 13.2v module 3.3v 82% 84% 86% 88% 90% 92% 94% 96% 12345678910 output current efficiency 10.8v 12.0v 13.2v module 2.5v 80% 82% 84% 86% 88% 90% 92% 94% 12345678910 output current efficiency 10.8v 12.0v 13.2v module 2.0v 74% 76% 78% 80% 82% 84% 86% 88% 90% 92% 94% 12345678910 output current efficiency 10.8v 12.0v 13.2v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a efficiency data page 9 module 1.8v 74% 76% 78% 80% 82% 84% 86% 88% 90% 92% 12345678910 output current efficiency 10.8v 12.0v 13.2v module 1.5v 70% 72% 74% 76% 78% 80% 82% 84% 86% 88% 90% 92% 12345678910 output current efficiency 10.8v 12.0v 13.2v module 1.2v 66% 71% 76% 81% 86% 91% 12345678910 output current efficiency 10.8v 12.0v 13.2v module 1.0v 64% 69% 74% 79% 84% 89% 12345678910 o utput curren t efficiency 10.8v 12.0v 13.2v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a ripple and noise ripple and noise at full load and 12vdc input, 5.0vdc output, full load with an external 22f tantalum capacitor and ta=25 c page 10 ripple and noise at full load and 12vdc input, 3.3vdc output, full load with an external 22f tantalum capacitor and ta=25 c ripple and noise at full load and 12vdc input, 2.5vdc output, full load with an external 22f tantalum capacitor and ta=25 c ripple and noise at full load and 12vdc input, 2.0vdc output, full load with an external 22f tantalum capacitor and ta=25 c
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a ripple and noise ripple and noise at full load and 12vdc input, 1.8vdc output, full load with an external 22f tantalum capacitor and ta=25 c ripple and noise at full load and 12vdc input, 1.5vdc output, full load with an external 22f tantalum capacitor and ta=25 c ripple and noise at full load and 12vdc input, 1.2vdc output, full load with an external 22f tantalum capacitor and ta=25 c ripple and noise at full load and 12vdc input, 1.0vdc output, full load with an external 22f tantalum capacitor and ta=25 c page 11
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a vout=5.0v 50% to 100% load transients at 12v input and ta=25 c vout=5.0v 100% to 50% load transients at 12v input and ta=25 c transient response transient response: di/dt = 0.5a/s, external load capacitance co = 22f (tantalum capacitor) vout=3.3v 50% to 100% load transients at 12v input and ta=25 c vout=3.3v 100% to 50% load transients at 12v input and ta=25 c page 12
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a vout=2.5v 50% to 100% load transients at 12v input and ta=25 c vout=2.5v 100% to 50% load transients at 12v input and ta=25 c transient response transient response: di/dt = 0.5a/s, external load capacitance co = 22f (tantalum capacitor) vout=2.0v 50% to 100% load transients at 12v input and ta=25 c vout=2.0v 100% to 50% load transients at 12v input and ta=25 c page 13
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a vout=1.8v 50% to 100% load transients at 12v input and ta=25 c vout=1.8v 100% to 50% load transients at 12v input and ta=25 c transient response transient response: di/dt = 0.5a/s, external load capacitance co = 22f (tantalum capacitor) vout=1.5v 50% to 100% load transients at 12v input and ta=25 c vout=1.5v 100% to 50% load transients at 12v input and ta=25 c page 14
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a vout=1.2v 50% to 100% load transients at 12v input and ta=25 c vout=1.2v 100% to 50% load transients at 12v input and ta=25 c transient response transient response: di/dt = 0.5a/s, external load capacitance co = 22f (tantalum capacitor) vout=1.0v 50% to 100% load transients at 12v input and ta=25 c vout=1.0v 100% to 50% load transients at 12v input and ta=25 c page 15
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a thermal considerations page 16 derating curve output current (a) output current vs. local ambient temperature and air velocity ambient temperature, ta (?c) 0 60 20 30 70 40 50 85 6 4 2 0 natural convection 100lfm 10 80 8 10 72? c 8a
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a output voltage set-point adjustment vo tr i m gnd vo tr i m gnd trim down test circuit trim up test circuit output voltage set-point adjustment v7pb-10a50x trim resistor calculation rtrim down = 7.5 (vo adj ? 0.8) vo nom ? vo, adj ? 10 ) kohm ( rtrim up = 6 vo, adj ? vo nom ? 10 ) kohm ( 4.5 4.55 4.6 4.65 4.7 4.75 4.8 4.85 4.9 4.95 5 0 30 60 90 120 150 180 210 240 270 300 adjusted outp ut voltage vo,adj (v) trim resistor value rtrim_down(kohm) 5 5.05 5.1 5.15 5.2 5.25 5.3 5.35 5.4 5.45 5.5 0 30 60 90 120 150 180 210 240 270 300 adjusted outp ut voltage vo,adj(v) trim resistor value,rtrim_up(kohm) page 17
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a v7pb-10a33x trim resistor calculation output voltage set-point adjustment v7pb-10a25x trim resistor calculation rtrim down = 7.5 (vo adj ? 0.8) vo nom ? vo, adj ? 15 ) kohm ( rtrim up = 6 vo, adj ? vo nom ? 15 ) kohm ( rtrim down = 7.5 (vo adj ? 0.8) vo nom ? vo, adj ? 20 ) kohm ( rtrim up = 6 vo, adj ? vo nom ? 20 ) kohm ( 2.97 3 3.04 3.07 3.1 3.13 3.17 3.2 3.23 3.27 3.3 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj (v) trim resistor value rtrim_down(kohm) 3.3 3.33 3.37 3.4 3.43 3.46 3.5 3.53 3.56 3.6 3.63 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj(v) trim resistor value,rtrim_up(kohm) 2.25 2.27 2.3 2.33 2.35 2.38 2.4 2.42 2.45 2.48 2.5 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj (v) trim resistor value rtrim_down(kohm) 2.5 2.52 2.55 2.58 2.6 2.63 2.65 2.67 2.7 2.73 2.75 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj(v) trim resistor value,rtrim_up(kohm) page 18
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a v7pb-10a20x trim resistor calculation output voltage set-point adjustment v7pb-10a18x trim resistor calculation rtrim down = 4.64 (vo adj ? 0.8) vo nom ? vo, adj ? 15.4 ) kohm ( rtrim up = 3.72 vo, adj ? vo nom ? 15.4 ) kohm ( rtrim down = 4.64 (vo adj ? 0.8) vo nom ? vo, adj ? 16.9 ) kohm ( rtrim up = 3.72 vo, adj ? vo nom ? 16.9 ) kohm ( 1.8 1.82 1.84 1.86 1.88 1.9 1.92 1.94 1.96 1.98 2 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj (v) trim resistor value rtrim_down(kohm) 2 2.02 2.04 2.06 2.08 2.1 2.12 2.14 2.16 2.18 2.2 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj(v) trim resistor value,rtrim_up(kohm) 1.62 1.64 1.66 1.67 1.69 1.71 1.73 1.75 1.76 1.78 1.8 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj (v) trim resistor value rtrim_down(kohm) 1.8 1.82 1.84 1.85 1.87 1.89 1.91 1.93 1.94 1.96 1.98 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj(v) trim resistor value,rtrim_up(kohm) page 19
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a v7pb-10a15x trim resistor calculation output voltage set-point adjustment v7pb-10a12x trim resistor calculation rtrim down = 4.64 (vo adj ? 0.8) vo nom ? vo, adj ? 13.3 ) kohm ( rtrim up = 3.72 vo, adj ? vo nom ? 13.3 ) kohm ( rtrim down = 1.82 (vo adj ? 0.8) vo nom ? vo, adj ? 3.16 ) kohm ( rtrim up = 1.46 vo, adj ? vo nom ? 3.16 ) kohm ( 1.35 1.37 1.38 1.4 1.41 1.43 1.44 1.46 1.47 1.49 1.5 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj (v) trim resistor value rtrim_down(kohm) 1.5 1.51 1.53 1.54 1.56 1.58 1.59 1.61 1.62 1.64 1.65 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj(v) trim resistor value,rtrim_up (kohm) 1.08 1.09 1.1 1.12 1.13 1.14 1.15 1.16 1.18 1.19 1.2 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj (v) trim resistor value rtrim_down(kohm) 1.2 1.21 1.22 1.24 1.25 1.26 1.27 1.28 1.3 1.31 1.32 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj(v) trim resistor value,rtrim_up(kohm) page 20
bel fuse inc. 206 van vorst street, jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp02v7pb-10a 12v input / 1.0 ? 5.0v output / 10a v7pb-10a10x trim resistor calculation output voltage set-point adjustment rtrim down = 1.82 (vo adj ? 0.8) vo nom ? vo, adj ? 0.909 ) kohm ( rtrim up = 1.46 vo, adj ? vo nom ? 0.909 ) kohm ( page 21 0.95 0.955 0.96 0.965 0.97 0.975 0.98 0.985 0.99 0.995 1 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj (v) trim resistor value rtrim_down(kohm) 1 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.1 0 30 60 90 120 150 180 210 240 270 300 adjusted output voltage vo,adj(v) trim resistor value,rtrim_up(kohm)
corporate bel fuse inc. 206 van vorst street jersey city, nj 07302 tel 201-432-0463 fax 201-432-9542 www.belfuse.com far east bel fuse ltd. 8f / 8 luk hop street san po kong kowloon, hong kong tel 852-2328-5515 fax 852-2352-3706 www.belfuse.com europe bel fuse europe ltd. preston technology management centre marsh lane, suite g7, preston lancashire, pr1 8ud, u.k. tel 44-1772-556601 fax 44-1772-888366 www.belfuse.com ?2003 bel fuse inc. specifications subject to change without notice. 03.03 power products non-isolated dc/dc converters bp01v7pc-10a 12v input / 1.0 ? 5.0v output / 10a page 22 mechanical v7pb-10a n i p n o i t c n u f 1o v + 2o v + 3e s n e s e t o m e r 4o v + 5d n u o r g 6d n u o r g 7n i v + 8n i v + 9n i p o n 0 1m i r t 1 1f f o / n o e t o m e r 0.150 [3.81] 2.00 [50.80] 0.100 [2.54] 0.050 [1.27] 0.550 [13.97] 0.063 [1.60] 0.370 [9.40] 0.025 [0.64] 0.170 [4.31] 12 34 5 67 8910 11

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