100-230vac input/24w output isolated ac/dc converter bp5729 data sheet absolute maximum ratings electrical characteristics sample application circuit ? pulse noise is not included. external components specifications dimensions (unit : mm) usage precautions (unless otherwise noted, vi=311v, rated load ta=25 c) this product has built-in over current (reset type) and over voltage (latch type) protection functions to prevent destruction due to surges. discontinue operation if protection circuits are continuously active. parameter symbol limits unit conditions 12-pin input voltage v d 720 v 12-pin input current 1 apk 10-pin input voltage vh 400 v 7-pin input voltage v cc 30 v 6-pin input current isozcd ?2.0 ma isizcd +3.0 ma 1-pin input current ipc 10 ma maximum power po 24 w ambient temperature + the module self-heating tcmax 12 w withstanding voltage vi 2.5 kv allowable maximum surface temperature tcmax 105 c operating temperature range topr ?25 to +80 c storage temperature range tstg ?30 to +105 c i d 1s (primary - secondary) dc120 to dc372v dc248 to dc372v parameter symbol min. ty p. max. unit conditions ? line regulation vr ? 13 200 mv vi=120 to 372v dc io=1000ma power conversion efficiency 82 90 ? % output voltage vo 11.4 12.0 12.6 v io=2000ma refer to derating curve output current io 0 ? 2000 ma load regulation vi ? 20 200 mv io=50 to 2000ma output ripple voltage vp ? 0.16 0.5 vp-p io=2000ma pc vo v d vcc gnd zcd vi(-) pin no. name 1 function this is the secondary side opto-coupler current control terminal. 12 this is the built-in fet of drain terminal. the primary coil minus side of the external transformer, and the snubber circuit for noise reduction are connected to this. 7 this is the internal circuit power supply terminal. 2 this is the secondary side output voltage control terminal. insert the output smoothing capacitor between gnd. 3 this is the gnd terminal for the secondary side. 6 this is the zero current control terminal. 8 this is the primary side input minus terminal. vh 10 this is the start teminal. c1,c2: noise reduction capacitors c3: input smoothing capacitor c4: vcc smoothing capacitor c5: noise reduction capacitor c6: quasi-resonance capacitor c7: output smoothing capacitor c8: noise reduction capacitor d1: rectifier diode d2: rectifier diode d3: rectifier diode d4: diode bridge r1: resistor r2: resistor r3: output voltage setting resistor r4: resistor t1: switching transformer f1: fuse fl1: ac line filter znr: varistor limiting element voltage ac250v or higher, 0.1 to 0.22 f 33f / 450v general purpose type 10f / 50v low impedance type 2200pf / 630v use if necessary 1000f / 35v x 2 low impedance type rated ripple current 4.5arms or higher esr 18m ? or below 2200pf / ac250v frd 200v / 0.5a 800v / 0.5a 60v / 20a 800v / 1a 47k? 1% 0.1w 100k? 5% 3w limiting element voltage 300v or higher 68k? 1% 0.1w 910? 1% 0.1w be sure to use this for safety a varistor is required to protect against lightning surges and static electricity. derating curve 18 15 12 9 6 3 0 21 -30-20-10 0 10 20 30 40 50 60 70 80 conversion efficiency load regulation output current io (ma) output voltage vo(v) 37.4max. 9.3max. 24.3max. marking side 4.01.0 p=2.540.2 1 2 3 6 7 12 0.250.05 7.05max. 2.54x11=27.94typ. marking side 10 8 3.25max. 0.50.1 1.30.2 2.25max. 90 100 ambient current ta( c ) output power (w) 24 27 vi=248v to 372v vi=120v to 248v switching freguency surface temperature increase 6-pin input voltage vzcd 9.2 v switching frequency fsw (khz) (ta=25 c) output current io( ma ) 0 200 400 600 800 1000 1200 1400 1600 1800 2000 60 40 20 0 80 100 120 burst switching burst switching vi= 141v vi= 311v output current io (ma) surface temperature increase ? t(c) 0 200 400 600 800 1000 1200 1400 1600 1800 2000 15 10 5 0 20 25 30 35 40 vi= 141v vi= 311v output current io (ma) conversion efficiency (%) 0 200 400 600 800 1000 1200 1400 1600 1800 2000 10 30 50 70 90 0 20 40 60 80 100 vi= 141v vi= 311v 0 0.0 2.0 4.0 6.0 8.0 10.0 12.0 1500 2000 2500 500 1000 3000 3500 4000 14.0 vi= 141v vi= 311v maximum io=2000ma (vi=248 to 372v) maximum io=1000ma (vi=120 to 248v) (ta=25 c) (ta=25 c) (ta=25 c) be sure to use fuse for safety. d3 c7 + f1 fl1 znr c1 c2 12 10 8 7 6 3 2 1 d4 c3 + c6 r2 c5 d2 r3 r4 d1 + c4 r1 t1 bp5729 c8 100-230vac input/6w output isolated ac/dc converter bp5725 data sheet absolute maximum ratings electrical characteristics sample application circuit parameter symbol limits unit conditions 7-pin input voltage v d parameter symbol output detection voltage vod min. ?7.1 typ. ?7.6 max. ?8.1 unit v conditions io=500ma ?1 line regulation vr ? 380 500 mv vi=119v to 405vdc io=500ma power conversion efficiency 70 77 ? % 800 v 4-pin input voltage vg 45 vpeak 7-pin input current i d 400 ma maximum power po 6 w ambient temperature + module self-heating tcmax allowable maximum surface temperature tcmax 105 c operating temperature range topr ?25 to +80 c storage temperature range tstg ?25 to +105 c output current io 10 ? 500 ma refer to derating curve load regulation vi ? 90 200 mv io=200ma to 500ma output ripple voltage vp ? 300 500 mvp-p ? 1: pulse noise is not included. external component specifications c1: input smoothing capacitor 10f/450v c2: noise reduction capacitor 2200pf/1kv c3: vod smoothing capacitor 10f/50v c4: output smoothing capacitor 1000f/25v c5: noise reduction capacitor 2200pf/ac250v c6: noise reduction capacitor use if necessary limiting element voltage dc630v or higher, 0.1 to 0.22 f d1: rectifier diode frd 800v/0.5a d2: rectifier diode frd 200v/1a d3: diode bridge 800v/1a r1, r3: resistor 360k ?5% 0.25w r2: resistor 200k ?5% 1w r4: bleeder resistor in case io is less than 10ma, connect a bleeder resistor in parallel to c4. t1: switching transformer fl1: noise reduction filter use if necessary fuse: fuse be sure to use this for safety. znr: varistor a varistor is required to protect against lightning surges and static electricity. dimensions (unit : mm ) derating curve conversion efficiency load regulation usage precautions (unless otherwise noted, vi=311v, rated load ta=25 c) be sure to use fuse for safety. when the capacitance of the output smoothing electrolytic capacitor c4 is made large the output may not rise. 100 to 2200 f is recommended. set the rise time within 10ms. set the vod electrolytic capacitor c3 to 10 f. be sure to use the vg terminal voltage within the operating voltage range. set the external starting resistor (r1+r3) to 720k ? . reducing the resistance value may cause failure during startup. a built-in overcurrent protection circuit (reset type) prevents damage due to surge currents. please discontinue operation if protection circuit is continuously active. 22.5max. 7.8max. 24.0max. marking side 4.01.0 p=2.540.2 1 2 3 4 5 7 0.250.05 5.55max. 2.54x6=15.24typ. operation range ambient temperature ta( c ) output power (w) 6 5 4 3 2 1 0 7 -30-20-10 0 10 20 30 40 50 60 70 80 90 output current io(ma) conversion efficiency (%) 0 0 20 40 60 80 100 250 300 350 400 450 50 100 150 100 500 output current io(ma) output voltage vo(v) 0 0.0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 600 800 1000 200 400 1200 please verify operation and characteristics in the customer's circuit before actual usage. ensure that the load current does not exceed the maximum rating. vod vod v d vs vi(-) vg nc pin no. name 1 function this is the output detection terminal. 7 this is the built-in fet of drain terminal. the primary coil minus side of the external transformer, and the snubber circuit for noise reduction are connected to this. 5 this is the start terminal. connect this via the external resistor (720k? ) to vi (+). 2 this is the output detection terminal. 3 this is the primary side input minus terminal. 4 mosfet, gate driving input terminal. 6 this is the nc pin. maximum io=500ma (vi=311v, ta=25 c) (vi=311v, ta=25 c) + d2 + + r1 vo gnd t1 c4 d1 c3 c1 r2 c2 fuse fl1 r4 vi + vi - d3 1 2 3 4 5 7 c4 c5 d1 r3 znr c6 1/1 2010.01 - rev.a www.rohm.com ?2010 rohm co., ltd. all rights reserved.
r1010 a www.rohm.com ? 2010 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. notes no copying or reproduction of this document, in part or in whole, is permitted without the consent of rohm co.,ltd. the content specified herein is subject to change for improvement without notice. the content specified herein is for the purpose of introducing rohm's products (hereinafter "products"). if you wish to use any such product, please be sure to refer to the specifications, which can be obtained from rohm upon request. examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the products. the peripheral conditions must be taken into account when designing circuits for mass production. great care was taken in ensuring the accuracy of the information specified in this document. however, should you incur any damage arising from any inaccuracy or misprint of such information, rohm shall bear no responsibility for such damage. the technical information specified herein is intended only to show the typical functions of and examples of application circuits for the products. rohm does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm and other parties. rohm shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. the products specified in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, office-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specified in this document are not designed to be radiation tolerant. while rohm always makes efforts to enhance the quality and reliability of its products, a product may fail or malfunction for a variety of reasons. please be sure to implement in your equipment using the products safety measures to guard against the possibility of physical injury, fire or any other damage caused in the event of the failure of any product, such as derating, redunda ncy, fire control and fail-safe designs. rohm shall bear no responsibility whatsoever for your use of any product outside of the prescribed scope or not in accordance with the instruction manual. the products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospac e machinery, nuclear-reactor controller, fuel- controller or other safety device). rohm shall bear no responsibility in any way for use of any of the products for the above special purposes. if a product is intended to be used for any such special purpose, please contact a rohm sales representative before purchasing. if you intend to export or ship overseas any product or technology specified herein that may be controlled under the foreign exchange and the foreign trade law, you will be required to obtain a license or permit under the law.
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