chopper regulators pq1cg3032fz/pq1cg3032rz pq1cg3032fz/pq1cg3032rz to-220 type chopper regulators outline dimensions (unit : mm) features maximum switching current: 3.5a built-in on/off control function built-in soft start function to suppress overshoot of output voltage in power on sequence or on/off control sequence built-in oscillation circuit (oscillation frequency: typ. 150khz) built-in overheat, overcurrent protection functions to-220 package variable output voltage (output variable range: vref to 35v/-vref to -30v) [possible to select step-down output/inversing output according to external connection circuit] pq1cg3032fz : zigzag forming pq1cg3032rz : self-stand forming applications color tv digital oa equipment facsimiles, printers and other oa equipment personal computers and amusement equipment absolute maximum ratings ?lease refer to the chapter " handling precautions ". parameter symbol rating unit input voltage 40 v 3.5 a 1.4 7 41 ? 1 v v v w v ? 0.3 to + 40 switching current 150 ?c ? 20 to + 80 ?c junction temperature input-output voltage output-com voltage error input voltage v in v i-o v out on/off control voltage v c v adj i sw t j (ta = 25 c) operating temperature storage temperature soldering temperature t opr ? 40 to + 150 ?c t stg 260 (10s) ?c t sol ? 2 ? 3 ? 1 ? 5 power dissipation p d1 14 w p d2 ? 4 ? 1 voltage between v in terminal and com terminal ? 2 voltage between v out terminal and com terminal ? 3 voltage between on/off control and com terminal ? 4 p d :with infinite heat sink ? 5 overheat protection may operate at t j = 125?c to 150?c (6.8) 4 (1.7) (5.0) (1.5) (0.5) (2.0) (24.6) 10.2 max. 4.4 min. 3.6 0.2 3.2 0.1 4.5 0.2 2.8 0.2 5.0 0.5 16.4 0.7 7.4 0.2 (1.5) 5 0.8 0.1 3.2 0.5 8.2 0.7 1 2 3 4 5 1 2 3 v in v out com 4 5 o adj on/off epoxy resin ( ) : typical dimensions pq1cg3032 pq1cg3032fz 3.2 0.1 (6.8) 4 (1.7) (1.7) (2.2) (24.6) 10.2 max. (11.4)(3.6) 3.6 0.2 4.5 0.2 2.8 0.2 6.0 0.5 7.4 0.2 (1.5) 0.8 0.1 4.7 0.6 4.7 0.6 2.6 0.5 1 2 3 v in v out com 4 5 o adj on/off 1 2 3 4 5 epoxy resin (0.5) ( ) : typical dimensions pq1cg3032 pq1cg3032rz notice in the absence of confirmation by device specification sheets,sharp takes no responsibility for any defects that may occur in equipment using any sharp devices shown in catalogs,data books,etc.contact sharp in order to obtain the latest device specification sheets before using any sharp device. internet internet address for electronic components group http://sharp-world.com/ecg/
chopper regulators pq1cg3032fz/pq1cg3032rz electrical characteristics fig.2 power dissipation vs. ambient temperature fig.3 overcurrent protection characteristics (typical value) fig.1 test circuit parameter symbol conditions v sat v ref ? v ref |r eg l| |r eg i| f o i l unit max. typ. min. ? ? ? ? ? ? ? ?? 1.235 135 0.7 0.8 0.9 3.6 i sw = 3a ? t j = 0 to 125 ? c i o = 0.5 to 3a v in = 8 to 35v i o = 3a ? 1.4 1.26 0.5 0.2 1 80 150 2 4.7 1.8 1.285 1.5 2.5 165 5.8 (unless otherwise specified, condition shall be v in = 12v, i o = 0.5a, v o = 5v, on-off terminals is open, ta=25 ? c) v v % % % % khz % v ? 140 400 a ? 816ma a output saturation voltage reference voltage reference voltage temperature fluctuation load regulation line regulation efficiency oscillation frequency oscillation frequency temperature fluctuation overcurrent detecting level on threshold voltage stand-by current output off-state dissipation current ? f o t j = 0 to 125 ? c ? v th(on) ? 2.3 ? v input threshold voltage v thh ? 1.3 ? vv thl ?? 10 ? a charge current i chg i sd i qs v in = 40v, terminal = 0.9v duty ratio = 100%, terminals is open, terminal terminal = 0v, terminal v in = 40v, terminal = 0v duty ratio = 0%, terminal = 0v, terminal , terminals is open, terminal 4 2 5 5 4 5 4 4 5 5 5 12 l d 5 3 4 r 1 r 2 i o i sd i qs i chg v o c o + c in v in + 90 h 1 000 f 220 f 1k ? a v in a a l : hk-12s120-9000r (made by toho co.) d : erc80-004 (made by fuji electronics co.) load pq1cg3032fz output voltage v o (v) output current i o (a) 0 1 2 3 4 5 6 012345 t a = 25 c v in = 12v v o = 5v power dissipation p d (w) 0 5 10 15 20 ? 200 25507580 p d1 : no heat sink p d2 : with infinite heat sink ambient temperature t a ( c) note) oblique line portion:overheat protection may operate in this area
chopper regulators pq1cg3032fz/pq1cg3032rz fig.4 efficiency vs. input voltage fig.5 output saturation voltage vs. switching current fig.6 stand-by current vs. intput voltage fig.7 reference voltage fluctuation vs. junction temperature fig.8 load regulation vs. output current fig.9 line regulation vs. input voltage efficiency (%) input voltage v in (v) 50 60 70 80 90 100 0 10203040 v o = 12v, i o = 3a v o = 5v, i o = 3a v o = 12v, i o = 1a t j = 25 c v o = 5v, i o = 1a output saturation voltage v sat (v) 0 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 01234 switching current i sw (a) t j = 25 c stand ? by current i sd ( a) 0 50 100 150 200 250 0 5 10 15 20 25 30 4035 intput voltage v in (v) reference voltage fluctuation (%) ? 2 ? 1 0 1 2 ? 25 0 2 5 5 0 7 5 100 125 junction temperature t j ( c) v in = 12v v o = 5v load regulation r eg l (%) output current i o (a) 00.511.522.53 ? 1 ? 0.5 0 0.5 1 1.5 2 t j = 25 c v in = 12v v o = 5v line regulation r eg i (%) input voltage v in (v) ? 1 ? 0.5 0 0.5 1 1.5 2 0 102030405 152535 t j = 25 c v o = 5v i o = 0.5a
chopper regulators pq1cg3032fz/pq1cg3032rz fig.10 oscillation frequency fluctuation vs. junction temperature fig.11 overcurrent detecting level fluctuation vs. junction temperature fig.12 threshold voltage vs. junction temperature fig.13 operating dissipation current vs. input voltage fig.14 block diagram voltage regulator overcurrent detection circuit overheat detection circuit on/off circuit q r s f/f oscillator soft start 2 5 4 1 3 com pwm comp. error amp. v in v out on/off o adj v ref ? ? + + operating dissipation current i q' (ma) input voltage v in (v) 5 6 7 8 9 10 11 12 0 10203040 tj = 25 c v o = 5v no load i o = 1a i o = 3a threshold voltage v th(on), v th(l), v th(h) (v) 0 0.5 1 1.5 2 2.5 3 0 5 0 100 ? 25 25 75 125 junction temperature t j ( c) v th(l) v th(h) v th(on) v in = 12v overcurrent detecting level fluctuation (%) ? 8 ? 6 ? 4 ? 2 0 2 4 6 ? 25 0 2 5 5 0 7 5 100 125 junction temperature t j ( c) oscillation frequency fluctuation (%) ? 10 ? 5 0 5 ? 25 0 2 5 5 0 7 5 100 125 junction temperature t j ( c) v in = 12v v o = 5v
chopper regulators pq1cg3032fz/pq1cg3032rz fig.15 step down type circuit diagram fig.16 polarity inversion type circuit diagram 12 l d 5 3 4 pq1cg3032 r 1 r s r 2 v o 5v c o + c in c s v in + 33 h 1 000 f 220 f 8 to 35v 3k ? 1k ? on/off control signal r s 50k ? load 1 2 l d 5 3 4 pq1cg3032 r 1 r 2 c o load + c in v in v o ? 5v + 65 h 2 200 f 220 f 5 to 30v 3k ? 1k ? r s c s on/off control signal r s 50k ?
notice the circuit application examples in this publication are provided to explain representative applications of sharp devices and are not intended to guarantee any circuit design or license any intellectual property rights. sharp takes no responsibility for any problems related to any intellectual property right of a third party resulting from the use of sharp's devices. contact sharp in order to obtain the latest device specification sheets before using any sharp device. sharp reserves the right to make changes in the specifications, characteristics, data, materials, structure, and other contents described herein at any time without notice in order to improve design or reliability. manufacturing locations are also subject to change without notice. observe the following points when using any devices in this publication. sharp takes no responsibility for damage caused by improper use of the devices which does not meet the conditions and absolute maximum ratings to be used specified in the relevant specification sheet nor meet the following conditions: (i) the devices in this publication are designed for use in general electronic equipment designs such as: - - - personal computers - - - office automation equipment - - - telecommunication equipment [terminal] - - - test and measurement equipment - - - industrial control - - - audio visual equipment - - - consumer electronics (ii) measures such as fail-safe function and redundant design should be taken to ensure reliability and safety when sharp devices are used for or in connection with equipment that requires higher reliability such as: - - - transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.) - - - traffic signals - - - gas leakage sensor breakers - - - alarm equipment - - - various safety devices, etc. (iii)sharp devices shall not be used for or in connection with equipment that requires an extremely high level of reliability and safety such as: - - - space applications - - - telecommunication equipment [trunk lines] - - - nuclear power control equipment - - - medical and other life support equipment (e.g., scuba). contact a sharp representative in advance when intending to use sharp devices for any "specific" applications other than those recommended by sharp or when it is unclear which category mentioned above controls the intended use. if the sharp devices listed in this publication fall within the scope of strategic products described in the foreign exchange and foreign trade control law of japan, it is necessary to obtain approval to export such sharp devices. this publication is the proprietary product of sharp and is copyrighted, with all rights reserved. under the copyright laws, no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, in whole or in part, without the express written permission of sharp. express written permission is also required before any use of this publication may be made by a third party. contact and consult with a sharp representative if there are any questions about the contents of this publication.
|
