 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| Low Power-Loss Voltage Regulators PQ070XH01Z PQ070XH01Z Low Voltage Operation Low Power-loss Voltage Regulator s q Features s Outline Dimensions 10.6MAX. (0.55) 3.280.5 6 (Unit : mm) 3.50.5 (0.6) Low voltage operation (Minimum operating voltage: 2.35V) 2.5V input available 1.5 to 1.8V q Large output current type (IO: 1A) q Low dissipation current (Dissipation current at no load: MAX. 2mA Output OFF-state dissipation current: MAX. 5A) q Low power-loss q Built-in overcurrent and overheat protection functions q TO-263 package PQ070XH01ZZ: Sleeve-packaged product PQ070XH01ZP: Tape-packaged product (Heat sink is common to 3 .) o2 13.7MAX. 8.40.5 070XH01 Epoxy resin (0.6) (0.45) 1.05+0.2 -0.1 4-(1.7) (2.4) 0 to 0.25 (0.6) (1.3) (0.6) (0.45) 1.05+0.2 -0.1 +0.2 3-0.9-0.1 s q 12345 Applications 1 3 Peripheral equipment of personal computers q Power supplies for various electronic equipment such as DVD player or STB 1 2 3 4 5 6 Specific IC 2 5 4 DC input (VIN) ON/OFF control terminal (VC) DC output (VO) Output voltage adjustment (VADJ) GND DC output (VO) ( ) : Typical dimensions s Absolute Maximum Ratings (Ta=25C) Unit V V V A W C C C C Parameter Symbol Rating 1 Input voltage VIN 10 1 VC 10 ON/OFF control terminal voltage 1 VADJ 5 Output adjustment terminal voltage IO 1 Output current 2 Power dissipation PD 35 3 Junction temperature Tj 150 Operating temperature Topr -40 to +85 Storage temperature Tstg -40 to +150 Tsol Soldering temperature 260 (10s) 1 All are open except GND and applicable terminals. 2 PD:With infinite heat sink 3 Overheat protection may operate at Tj=125C to 150C. *Please refer to the chapter " Handling Precautions ". 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/ Low Power-Loss Voltage Regulators PQ070XH01Z s Electrical Characteristics Parameter (Unless otherwise specified, condition shall be VIN=5V, VO=3V (R1=1k), IO=0.5A, VC=2.7V, Ta=25C) MIN. TYP. MAX. Unit Symbol Conditions VIN Input voltage Output voltage Reference voltage Load regulation Line regulation Temperature coefficient of reference voltage Ripple rejection Dropout voltage 4 ON-state voltage for control ON-state current for control OFF-state voltage for control OFF-state current for control Quiescent current Output OFF-state dissipation current VO Vref RegL RegI TCVref RR VI-O VC (ON) IC (ON) VC (OFF) IC (OFF) Iq Iqs - - - IO=5mA to 1A VIN=4 to 8V, IO=5mA Tj=0 to 125C, IO=5mA Refer to Fig.2 VIN=2.85V, IO=0.5A - - IO=0A IO=0A, VC=0.4V IO=0A IO=0A, VC=0.4V 2.35 1.5 1.225 - - - 45 - 2.0 - - - - - - - 1.25 0.2 0.2 1.0 60 - - - - - 1 - 10 7 1.275 2 1 - - 0.5 - 200 0.8 2 2 5 V V V % % % dB V V A V A mA A 4 In case of opening control terminal 2 , output voltage turns off. Fig.1 Test Circuit VIN 1 3 R2 VC 2 4 0.33F A IC 5 A Iq R1 1k V Vref + 47F RL V VO A IO VO =Vrefx(1+R2/R1) = [R1=1k, Vref. .1.25V] Fig.2 Test Circuit for Ripple Rejection + 1 ei ~ VC 0.33F VIN 2.7V 2 5 R1 1k 4 3 R2 Vref + 47F RL IO eo V ~ f=120Hz(sine wave) ei(rms)=0.5V VO=3V(R1=1k) VIN=5V IO=0.3A RR=20log(ei(rms)/eo(rms)) Low Power-Loss Voltage Regulators Fig.3 Power Dissipation vs. Ambient Temperature 40 35 PD : With infinite heat sink 2.5 PQ070XH01Z Fig.4 Overcurrent Protection Characteristics 3 Power dissipation PD (W) Output voltage VO (V) 30 25 20 15 10 5 0 -40 -20 0 20 40 60 80 100 2 VIN=4.5V 1.5 VIN=5V VIN=5.5V VIN=7V VIN=10V VO=3V 0 0 0.5 1 Output current IO (A) 1.5 2 1 0.5 Ambient temperature Ta (C) Note) Oblique line portion:Overheat protection may operate in this area. Fig.5 Reference Voltage vs. Ambient Temperature 1.26 VIN=4V IO=0.5A VC=2.7V R1=1k R2=1.4k Fig.6 Output Voltage vs. Input Voltage 3.5 3 VC=2.7V Ta=Room temp. R1=1k R2=1.4k (VO=3V) CIN=0.33F CO=47F RL=3 (IO=1A) 1.5 1 0.5 RL=6 (IO=0.5A) RL= (IO=0.3A) 1.255 Reference voltage Vref (V) 1.25 Output voltage VO (V) 2.5 2 1.245 1.24 1.235 1.23 -50 -25 0 0 25 50 75 100 125 0 1 2 3 4 5 Ambient temperature Ta (C) Input voltage VIN (V) Fig.7 Circuit Operating Current vs. Input Voltage 30 Circuit operating current IBIAS (mA) Fig.8 Dropout Voltage vs. Junction Temperature 0.25 Dropout voltage VI-O (V) VC=2.7V Ta=Room temp. R1=1k R2=1.4k (VO=3V) 20 CIN=0.33F CO=47F RL=3 (IO=1A) 0.2 RL=6 (IO=0.5A) RL= (IO=0A) 10 0.15 0.1 VIN:Input voltage shall be the value when output voltage is 95% in camparison with the initial value 0.05 IO=0.5A R2=1.4k VC=2.7V (VO=3V) R1=1k 0 -50 -25 0 25 50 75 100 125 Junction temperature Tj (C) 0 0 1 2 3 4 5 Input voltage VIN (V) Low Power-Loss Voltage Regulators Fig.9 ON-OFF Threshold Voltage vs. Ambient Temperature 2.5 PQ070XH01Z Fig.10 Quiescent Current vs. Ambient Temperature 1.4 1.2 ON-OFF threshold voltage VTH (ON/OFF) (V) VIN=2.5V IO=0A 2 Quiescent current Iq (mA) 1 0.8 0.6 0.4 0.2 VIN=4V IO=0A VC=2.7V R1=1k R2=1.4k (VO=3V) -25 0 25 50 75 100 125 1.5 1 0.5 0 -50 -25 0 25 50 75 100 125 0 -50 Ambient temperature Ta (C) Ambient temperature Ta (C) Fig.11 Ripple Rejection vs. Input Ripple Frequency 75 70 Ripple rejection RR (dB) Fig.12 Ripple Rejection vs. Output Current 75 70 Ripple rejection RR (dB) 65 60 ei(rms) =0.5V 55 VIN=5V VC=2.7V 50 IO=0.3A CO=47F 45 Ta=Room temp. R1=1k 40 R2=1.4k (VO=3V) 35 0.1 1 65 60 55 50 45 40 ei (rms) =0.5V f=120Hz VIN=5V VC=2.7V CO=47F Ta=Room temp. R1=1k R2=1.4k (VO=3V) 0 0.25 0.5 0.75 1 10 100 Input ripple frequency f (kHz) Output current IO (A) Fig.13 Power Dissipation vs. Ambient Temperature 6 5 Cu area 3 600mm2 Cu area 900mm2 Cu area 400mm2 Cu area 115mm2 PWB PWB Cu Power dissipation PD (W) 4 3 2 1 0 -40 -20 Material : Glass-cloth epoxy resin Size : 60x60x1.6mm Cu thickness : 65m 0 20 40 60 80 Ambient temperature Ta (C) Low Power-Loss Voltage Regulators Fig.14 Output Voltage Adjustment Characteristics (Typical Value) 10 9 8 R1=1k PQ070XH01Z Output voltage VO (V) 7 6 5 4 3 2 1 0 100 1 000 R2 () 10 000 Fig.15 Typical Application VO 1 3 R2 VIN CIN 2 5 4 CO + Load R1 1k ON/OFF signal High:Output ON Low or open Output OFF s Setting of Output Voltage Output voltage is able to set from 1.5V to 7V when resistors R1 and R2 are attached to , , terminals. As for the external resistors to set output voltage, refer to the figure below and Fig.14. 3 R2 - + 5 Vref 4 R1 VO VO =Vrefx(1+R2/R1) [R1=1k, Vref.=.1.25V] NOTICE q 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). q q q 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. q q q |
Price & Availability of PQ070XH01Z
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |