12313nkpc 20120327-s00004 no.a2169-1/9 http://onsemi.com semiconductor components industries, llc, 2013 august, 2013 LA59700MC overview LA59700MC is an adjustable voltage regulator which has chip enable function. the maximum current of 1.0a can be output. features ? adjustable output voltage ? maximum output current: 1.0a ? chip enable function ? build-in over current protection circuit ? available ceramic capacitors specifications maximum ratings at ta = 25 c parameter symbol conditions ratings unit maximum supply voltage v cc max 16 v maximum input voltage v in max 16 v allowable power dissipation pd max mounted on a specified board *1 1.8 w operating temperature topr -40 to +85 c storage temperature tstg -55 to +150 c *1. specified board: 50mm 50mm 1.6mm, glass epoxy double side board. note 1 : absolute maximum ratings represent the val ues which cannot be exceeded for any length of time. note 2 : even when the device is used within the range of absolute maximum ratings, as a result of continuous usage under high temperature, high current, high voltage, or drastic temperature change, the reliability of th e ic may be degraded. please contact us for the further detai ls. monolithic linear ic adjustable voltage type regulator orderin g numbe r : ena2169 stresses exceeding maximum ratings may damage the device. maximum ratings are stress ratings only. functional operation above the recommended oper ating conditions is not implied. extended exposure to stresses above the recommended operating conditions may affect device reliabili ty.
LA59700MC no.a2169-2/9 recommended operating conditions at ta = 25 c parameter symbol conditions ratings unit input voltage (v cc 1) v cc 1 3.5 to 15 v input voltage (v cc 2) v cc 2 *2 (v out +v drop ) to 15 v input voltage (en) v en 0 to 15 v output voltage v out 1.5 to (v cc 1-1.5) v *2. v drop : dropout voltage electrical characteristics at ta = 25 c, v cc 1 = v cc 2 = 3.5v, v en = 1.6v, v out = 1.5v ratings parameter symbol conditions min typ max unit supply current i cc v en = 1.6v 3.5 7 ma standby current i stby v en = 0v 1 a output voltage v out out = adj, i out = 10ma 1.225 1.25 1.275 v output current i out 1.0 a i out = 500ma 0.42 0.6 v dropout voltage (v cc 2-v out ) v drop i out = 1.0a 0.84 1.2 v adj source current i adj adj = 0v, out = open 160 300 na load regulation r ld i out = 10ma to 500ma 10 mv line regulation r ln v cc 1 = v cc 2 = 3.5v to 7v, i out = 10ma 10 mv output voltage temperature coefficient *3 v / t ta = -40 to +85 c, i out = 10ma 100 ppm/ c ripple rejection *3 r r v cc 1 = v cc 2 = 4.25v, out = adj, i out = 10ma, vrpp = 1v, f rr = 120hz c out = ceramic 10 f 65 db chip enable voltage v en 1.6 v disable voltage v dis 0.4 v en input current i en v en = 1.6v 50 a thermal shutdown temperature *3 t tsd junction temperature 170 c tsd hysteresis *3 t hys 30 c *3. design guarantee value, do not measurement. package dimensions unit : mm (typ) 3439 -40 0 20 40 60 80 100 0 2.5 2.0 1.5 1.0 0.5 pd max -- ta -20 1.8 0.94 85 ambient temperature, ta -- c allowable power dissipation, pd max -- w specified board: 50 50 1.6mm 3 glass epoxy duble side board. sanyo : sop8l(200mil) 0.05 12 8 0.2 4.93 3.94 5.99 0.64 0.41 1.27 1.68 max (1.5) top view side view side view bottom view (3.10) (2.41)
LA59700MC no.a2169-3/9 ?? front ?? ?? back ?? specification of evaluation board: 50mm 50mm 1.6tmm, glass epoxy, double side board pin assignment 1 out 2 adj 3 nc 4 gnd 5 6 7 8v cc 2 v cc 1 en gnd top view block diagram and application circuit example 1 out 2 adj 4 gnd 5 6 7 8 v cc 2 v cc 1 en gnd vref (1.25v) chip enable (high_enable) ocl tsd r2 r1 1k 200 ~ 9.8k ceramic 10 f 10 f 1 f v out enable/ disable
LA59700MC no.a2169-4/9 formula of output voltage adjustment v out = vadj ( 1.25v) (r1+r2)/r1 note: set the resistance of r1 and r2 so that a large enough curren t flows through the two resistors, making the effect on the source current from the adj pin negligible. startup method this ic can be started in one of the following two ways: (1) start the ic by turning on and off the en pin after applying power to v cc 1 and v cc 2. (2) short circuit the v cc 1, v cc 2, and en pins. when using method (1), apply power to v cc 1 and v cc 2 simultaneously, or in the order of v cc 1 to v cc 2, then to the en pin. to shutdown the ic, follow the star t-up procedure in reverse order. pin function pin no. pin name function equivalent circuit 1 out output. v cc 1 v cc 2 out gnd 30k 2 adj adjustable input. v cc 1 gnd 1.3k 2k adj 3 nc no connection. 4 gnd ground. connect to pin 5 internally. 5 gnd ground. connect to pin 4 internally. 6 en chip enable. (high enable) v cc 1 gnd en 20k 55k 105k 7 v cc 1 analog power supply. 8 v cc 2 output power supply. *4 when you use this ic, please short-circuit exposed-pad and gnd-pin on the ic mounting side.
LA59700MC no.a2169-5/9 i cc -- ta i cc -- v cc v out -- v cc v out -- ta v drop -- i out v en -- ta i en -- ta 5 0 1 2 3 4 5 0 1 2 3 4 -50 0 50 100 150 0 5 10 15 2.0 0 0.5 1.0 1.5 0 5 10 15 -50 0 50 100 -50 0 50 100 150 0 0.5 1 1.0 0 0.5 1.5 0.5 1.0 100 0 50 -50 0 50 100 150 v cc 1 = v cc 2 = 15v 3.5v 11v 7v -40 c 25 c ta = 85 c ta = 85 c -40 c 25 c v cc 1 = v cc 2 = 15v 3.5v 7v ta = 25 c v en = 1.6v output voltage 1.5v setting v en = 1.6v v cc 1 = v cc 2 output voltage 1.5v setting v en = 1.6v v cc 1 = v cc 2 output voltage 1.5v setting ta = 25 c v en = 1.6v out = adj 11v ta = 85 c -40 c 25 c v cc 1 = 3.5v v drop = v cc 2 ? v out v en = 1.6v output voltage 1.5v setting 1.30 1.15 1.20 1.25 chip enable chip disable v cc 1 = v cc 2 = 3.5v v cc 1 = v cc 2 = 15v 15v v cc 1 = v cc 2 = 3.5v output voltage 1.5v setting ambient temperature, ta -- c ambient temperature, ta -- c ambient temperature, ta -- c ambient temperature, ta -- c v en = 1.6v output voltage 1.5v setting current drain, i cc -- ma current drain, i cc -- ma input voltage, v cc -- v input voltage, v cc -- v output voltage, v out -- v output voltage, v out -- v dropout voltage, v drop -- v chip enable voltage, v en -- v almost same en input current, i en -- a output current, i out -- a
LA59700MC no.a2169-6/9 v out -- i out v out -- i out r r -- f r r -- f r r -- f 2.0 0 0.5 1.0 1.5 15 0 5 10 0 0.5 1.0 1.5 2.0 2.5 0 0.5 1.0 1.5 2.0 2.5 100 0 20 40 80 60 100 0 20 40 80 60 100 0 20 40 80 60 10 100 1k 10k 23 57 23 57 23 57 10 100 1k 10k 2 3 57 2 3 57 2 3 57 10 100 1k 10k 23 57 23 57 23 57 ta = 25 c v out = 1.5v c out = 100 f ta = 25 c v cc 1 = v cc 2 = 15v c out = 100 f v cc 1 = v cc 2 = 15v 10v 7v 3.5v v out = 12v 9v 5v 1.5v v cc 1 = v cc 2 = 4.25v v out = 1.25v(out = adj) ripple noise = 1vp-p c out = ceramic 10 f v cc 1 = v cc 2 = 4.5v v out = 1.5v ripple noise = 1vp-p c out = ceramic 10 f v cc 1 = v cc 2 = 14v v out = 11v ripple noise = 1vp-p c out = ceramic 10 f i out = 10ma 100ma i out = 10ma 100ma i out = 10ma 100ma output current, i out -- a output current, i out -- a output voltage, v out -- v output voltage, v out -- v frequency, f -- hz frequency, f -- hz frequency, f -- hz ripple rejection, r r -- db ripple rejection, r r -- db ripple rejection, r r -- db
LA59700MC no.a2169-7/9 v out startup characteristic n ote: the output voltage (v out ) may overshoot when v in starts up with slew rate o f a voltage of 0.1v/ s or over. v out t -- s t -- s t -- s t -- s t -- s t -- s 100 s / div 100 s / div 100 s / div 100 s / div 100 s / div 100 s / div ta = 25 c v cc 1 = v cc 2 = 3.5v v out = 1.5v c out = ceramic 10 f ta = 25 c v cc 1 = v cc 2 = 15v v out = 1.5v c out = ceramic 10 f i out = 0a i out = 100ma ta = 25 c v cc 1 = v cc 2 = 15v v out = 12v c out = ceramic 10 f 0 2 1 0 2 1 0 1.5 1.0 0.5 0 1.5 1.0 0.5 0 2 1 0 15 10 5 i out = 0a 100ma v en v out v en v out v en v out ta = 25 c v cc 1 = v cc 2 = en = 3.5v v out = 1.5v c out = ceramic 10 f 0 4 2 0 1.5 1.0 0.5 v en v out i out = 0a 100ma ta = 25 c v cc 1 = v cc 2 = en = 15v v out = 1.5v c out = ceramic 10 f v en i out = 0a 100ma ta = 25 c v cc 1 = v cc 2 = en = 15v v out = 12v c out = ceramic 10 f v en v out i out = 0a 100ma 0 20 10 0 1.5 1.0 0.5 0 20 10 0 15 10 5 output voltage, v out -- v chip enable voltage, v en -- v output voltage, v out -- v chip enable voltage, v en -- v output voltage, v out -- v chip enable voltage, v en -- v output voltage, v out -- v input voltage, v in -- v output voltage, v out -- v input voltage, v in -- v output voltage, v out -- v input voltage, v in -- v almost same i out = 0a i out = 100ma almost same
LA59700MC no.a2169-8/9 load transient response characteristics 0 50 t -- s50 s / div t -- s50 s / div t -- s50 s / div t -- s50 s / div t -- s50 s / div t -- s50 s / div t -- s50 s / div 50 100 1.48 1.50 1.52 1.48 1.50 1.52 1.48 1.50 1.52 0 500 1.48 1.50 1.52 0 50 1.48 1.50 1.52 0 50 11.95 12.00 12.05 0 50 11.95 12.00 12.05 50 100 ta = 25 c v cc 1 = v cc 2 = 3.5v v out = 1.5v c out = ceramic 10 f i out v out 0a ? 50ma 50m ? 100ma 100m ? 500ma i out v out ta = 25 c v cc 1 = v cc 2 = 3.5v v out = 1.5v c out = ceramic 10 f ta = 25 c v cc 1 = v cc 2 = 3.5v v out = 1.5v c out = ceramic 10 f i out v out i out v out ta = 25 c v cc 1 = v cc 2 = 15v v out = 1.5v c out = ceramic 10 f ta = 25 c v cc 1 = v cc 2 = 15v v out = 1.5v c out = ceramic 10 f i out v out 0a ? 50ma 50m ? 100ma 0a ? 50ma 50m ? 100ma ta = 25 c v cc 1 = v cc 2 = 15v v out = 12v c out = ceramic 10 f ta = 25 c v cc 1 = v cc 2 = 15v v out = 12v c out = ceramic 10 f output voltage, v out -- v output current, i out -- ma output voltage, v out -- v output current, i out -- ma output voltage, v out -- v output current, i out -- ma output voltage, v out -- v output current, i out -- ma output voltage, v out -- v output current, i out -- ma output voltage, v out -- v output current, i out -- ma output voltage, v out -- v output current, i out -- ma
LA59700MC ps no.a2169-9/9 0 500 t -- s50 s / div 11.95 12.00 12.05 ta = 25 c v cc 1 = v cc 2 = 15v v out = 12v c out = ceramic 10 f i out v out 100ma ? 500ma output voltage, v out -- v output current, i out -- ma on semiconductor and the on logo are registered trademarks of semiconductor components industries, llc (scillc). scillc owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectual property. a listing of scillc?s product/patent coverage may be accessed at www.onsemi.com/site/pdf/patent-marking.pdf. scillc reserves the right to make changes without further notice to any products herein. scillc mak es no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does scillc assume any liability ar ising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequentia l or incidental damages. ?typical? parameters which may be provided in scillc data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. all operating parameters, including ?typicals? must be validated for each customer application by customer?s techn ical experts. scillc does not convey any license under its patent rights nor the rights of others. scillc products are not designed, intended, or authorize d for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other appli cation in which the failure of the scillc product could create a situation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized application, buyer shall indemnify and hold scillc and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of persona l injury or death associated with such unintended or unauthorized use, even if such claim alleges that scillc was negligent regarding the design or manufacture o fthe part. scillc is an equal opportunity/affirmative action employer. this literature is subject to all applicable copyright laws a nd is not for resale in any manner.
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