low power-loss voltage regulators pq070xz5mz/pq070xz01z pq070xz5mz/pq070xz01z sc-63 package, low voltage operation low power-loss voltage regulators outline dimensions (unit : mm) features low voltage operation (minimum operating voltage: 2.35v) 2.5v input available 1.5 to 1.8v low dissipation current dissipation current at no load: max. 2ma output off-state dissipation current: max. 5? applications peripheral equipment of personal computers power supplies for various electronic equipment such as dvd player or stb model line-up ?lease refer to the chapter " handling precautions ". absolute maximum ratings parameter symbol rating unit input voltage 10 v 8 10 5 0.5 1 v v a w 150 ?c ? 40 to + 85 ?c junction temperature output adjustment terminal voltage output current pq070xz5mz pq070xz01z on/off control terminal voltage v in v adj i o v c t j (ta = 25 c) operating temperature storage temperature soldering temperature t opr ? 40 to + 150 ?c t stg 260 (10s) ?c t sol ? 1 ? 1 ? 1 ? 3 power dissipation p d ? 2 ? 1 all are open except gnd and applicable terminals. ? 2 p d :with infinite heat sink ? 3 overheat protection may operate at t j = 125?c to 150?c ( ) : typical dimensions 0.5 +0.2 0.1 epoxy resin (0.5) (1.7) (0.9) (0.5) (0 to 0.25) 6.6 max. 9.7 max. 5.5 0.5 2.5 min. 5.2 0.5 2.3 0.5 4 (1.27) 070xz5m 3 1 2 3 4 5 dc input (v in ) on/off control terminal (v c ) dc output (v o ) output voltage adjustment (v adj ) gnd 1 2 3 4 5 specific ic 1 2 3 4 5 variable output package type taping sleeve taping sleeve 0.5a 1a pq070xz01zz pq070xz01zp pq070xz5mzz pq070xz5mzp output current (i o ) notice in the absence of confirmation by device specification sheets,sharp takes no responsibility for any defects that may occu r 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 a ny sharp device. internet internet address for electronic components group http://sharp-world.com/ecg/
low power-loss voltage regulators pq070xz5mz/pq070xz01z electrical characteristics fig.2 test circuit for ripple rejection parameter symbol conditions v in v o r eg l r eg i t c v ref rr unit max. typ. min. ? ? 1.225 ? 1.275 ? ? ? i o = 5ma to 1a v in = 4 to 8v, i o = 5ma ? t j = 0 to 125 ? c, i o = 5ma ? ? 0.2 0.2 1.25 1.0 2 1 ? (unless otherwise specified, condition shall be v in = 5v, v o = 3v(r 1 = 1k ? ), i o = 0.3a, v c =2.7v , ta=25 ? c, ( pq070xz5mz ) ) (unless otherwise specified, condition shall be v in = 5v, v o = 3v(r 1 = 1k ? ), i o = 0.5a, v c =2.7v , ta=25 ? c, ( pq070xz01z ) ) v v % % v % input voltage output voltage load regulation v ref i o = 5ma to 0.5a 1.5 7 2.35 10 reference voltage line regulation temperature coefficient of reference voltage ripple rejection ? 4 ? 4 on-state voltage for control off-state voltage for control off-state current for control output off-state dissipation current on-state current for control v c (on) i c (on) v c (off) i c (off) i qs ? ? ? ? ? ? ? i o =0a i o =0a, v c =0.4v v c =0.4v 2 ? ? 200 0.8 2 ? v a v dropout voltage v i-o 60 refer to fig.2 v in = 2.85v, i o = 0.3a v in = 2.85v, i o = 0.5a 45 ? db ? 0.5 v a a ? 5 quiescent current i q i o =0a 1ma ? 2 ? 4 in case of opening control terminal , output voltage turns off pq070xz5mz pq070xz01z pq070xz5mz pq070xz01z 2 fig.1 test circuit r l i c v c i q i o v o v ref + 0.33 f 47 f r 1 r 2 1k ? v in a a a 3 4 5 2 1 v v v o = v ref (1 + r 2 /r 1 ) [r 1 = 1k ? , v ref . = . 1.25v] i o r l r 2 v in v ref v c ei eo r 1 1k ? 2.7v + + 3 1 2 4 5 0.33 f 47 f v in = 5v i o = 0.3a rr = 20log(ei(rms)/eo(rms)) f = 120hz(sine wave) ei(rms) = 0.5v v o = 3v(r 1 = 1k ? ) v ~ ~
low power-loss voltage regulators pq070xz5mz/pq070xz01z fig.3 power dissipation vs. ambient temperature fig.4 overcurrent protection characteristics (pq070xz01z) fig.5 overcurrent protection characteristics (pq070xz5mz) fig.6 reference voltage vs. ambient temperature fig.7 output voltage vs. input voltage (pq070xz5mz) fig.8 output voltage vs. input voltage (pq070xz01z) power dissipation p d (w) 0 5 10 8 40 200 20406080 p d : with infinite heat sink ambient temperature t a ( ? c) note) oblique line portion:overheat protection may operate in this area. output voltage v o (v) output current i o (a) 0 0.5 1 1.5 2 2.5 3 0 0.5 1 1.5 2 v in =7v v in =5v v in =4.5v v o =3v v in =10v v in =5.5v 0 0.5 1 1.5 2 2.5 3 0 0.2 0.4 0.6 0.8 1 1.2 0.1 0.3 0.5 0.7 0.9 1.1 v in =5v v in =7v v o =3v v in =5.5v v in =4.5v v in =10v output voltage v o (v) output current i o (a) 1.23 1.235 1.24 1.245 1.25 1.255 1.26 50 25 0 25 50 75 100 125 v in =4v v c =2.7v r 1 =1k ? r 2 =1.4k ? pq070xz01z :i o =0.5a pq070xz5mz :i o =0.3a reference voltage vref (v) ambient temperature t a ( ? c) 0 0.5 1 1.5 2 2.5 3 3.5 012345 r l =6 ? (i o =0.5a) r l = ? (i o =0a) output voltage v o (v) input voltage v in (v) v c =2.7v t a = room temp. r 1 =1k ? r 2 =1.4k ? (v o =3v) c in =0.33 f c o =47 f r l =10 ? (i o =0.3a) 0.5 1 1.5 2 2.5 3 3.5 012345 v c =2.7v t a =room temp. r 1 =1k ? r 2 =1.4k ? (v o =3v) c in =0.33 f c o =47 f r l =3 ? (i o =1a) r l =6 ? (i o =0.5a) r l = ? (i o =0.3a) output voltage v o (v) input voltage v in (v)
low power-loss voltage regulators pq070xz5mz/pq070xz01z fig.9 circuit operating current vs. input voltage (pq070xz5mz) fig.10 circuit operating current vs. input voltage (pq070xz01z) fig.11 dropout voltage vs. ambient temperature fig.12 quiescent current vs. ambient temperature fig.13 ripple rejection vs. input ripple frequency fig.14 ripple rejection vs. output current 0 10 20 012345 r l =10 ? (i o =0.3a) r l =6 ? (i o =0.5a) r l = ? (i o =0a) v c =2.7v t a =room temp. r 1 =1k ? r 2 =1.4k ? (v o =3v) c in =0.33mf c o =47mf circuit operating current i bias (ma) input voltage v in (v) 0 10 20 30 012345 r l =3 ? (i o =1a) r l =6 ? (i o =0.5a) r l = ? (i o =0a) v c =2.7v t a =room temp. r 1 =1k ? r 2 =1.4k ? (v o =3v) c in =0.33 f c o =47 f circuit operating current i bias (ma) input voltage v in (v) 0 0.05 0.1 0.15 0.2 0.25 50 25 0 25 50 75 100 125 v in =2.35v v c =2.7v r 1 =1k ? r 2 =1.4k ? (v o =3v) pq070xz01z :i o =0.5a pq070xz5mz :i o =0.3a dropout voltage v i-o (v) ambient temperature t a ( ? c) 50 25 0 25 50 75 100 125 0 0.2 0.4 0.6 0.8 1 1.2 1.4 v in =4v i o =0a v c =2.7v r 1 =1k ? r 2 =1.4k ? (v o =3v) pq070xz01z pq070xz5mz quiescent current i q (ma) ambient temperature t a ( ? c) 0.1 1 10 100 40 45 50 55 60 65 70 75 e i(rms) =0.5v v in =5v v c =2.7v i o =0.3a c o =47mf t a =room temp. r 1 =1k ? r 2 =1.4k ? (v o =3v) 35 pq070xz01z pq070xz5mz ripple rejection rr (db) input ripple frequency f (khz) 40 45 50 55 60 65 70 75 0 0.25 0.5 0.75 1 e i(rms) =0.5v f=120hz v in =5v v c =2.7v c o =47mf t a =room temp. r 1 =1kw r 2 =1.4kw (v o =3v) pq070xz5mz pq070xz01z ripple rejection rr (db) output current i o (a)
low power-loss voltage regulators pq070xz5mz/pq070xz01z fig.15 typical application fig.16 power dissipation vs. ambient temperature (typical value) fig.17 output voltage adjustment characteristics 0 1 2 3 4 5 6 7 8 9 10 100 1 000 10 000 r 1 =1k ? output voltage v o (v) r 2 ( ? ) 0 1 2 3 20 0 20 40 60 80 cu area 740mm 2 cu area 100mm 2 cu area 180mm 2 cu area 70mm 2 cu area 36mm 2 power dissipation p d (w) ambient temperature t a ( ? c) material : glass-cloth epoxy resin size : 50 50 1.6mm cu thickness : 35 m pwb pwb cu 1 3 2 5 4 v o v in r 2 c in dc input r 1 1k ? c o + load on/off signal high:output on low or open:output off ? ? ? ? ? ?
low power-loss voltage regulators pq070xz5mz/pq070xz01z setting of output voltage output voltage is able to set from 1.5v to 7v when resistors r 1 and r 2 are attached to ? , ? , ? terminals. as for the external resistors to set output voltage, refer to the figure below and fig.17. 4 5 3 r 2 r 1 v o v ref + ? v o = v ref (1 + r 2 /r 1 ) [r 1 = 1k ? , v ref . = . 1.25v]
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). if the sharp devices listed in this publication fall within the scope of strategic products described in the foreign exchange and foreign trade 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.
|
