PQ070XH01ZZ

Low Power-Loss Voltage Regulators PQ070XH01Z PQ070XH01Z Low Voltage Operation Low Power-loss Voltage Regulator ■ (Unit : mm) Outline Dimensions 8.4±0.5 13.7MAX. (0.55) 10.6MAX. 3.28±0.5 070XH01 6 (Heat sink is common to 3 .) 3.5±0.5 (0.6) ø2 (2.4) ■ Features Low voltage operation (Minimum operating voltage: 2.35V) 2.5V input → available 1.5 to 1.8V ● Large output current type (IO: 1A) ● Low dissipation current (Dissipation current at no load: MAX. 2mA Output OFF-state dissipation current: MAX. 5µA) ● Low power-loss ● Built-in overcurrent and overheat protection functions ● TO-263 package PQ070XH01ZZ: Sleeve-packaged product PQ070XH01ZP: Tape-packaged product ● Epoxy resin 0 to 0.25 (0.6) (0.45) 1.05+0.2 –0.1 (0.6) (0.45) 1.05+0.2 –0.1 +0.2 3–0.9–0.1 4–(1.7) (0.6) (1.3) ■ 1 2 3 4 5 Applications 1 Peripheral equipment of personal computers ● Power supplies for various electronic equipment such as DVD player or STB ● 3 Specific IC 2 4 5 1 2 3 4 5 6 ( ■ Absolute Maximum Ratings 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) DC input (VIN) ON/OFF control terminal (VC) DC output (VO) Output voltage adjustment (VADJ) GND DC output (VO) ) : Typical dimensions (Ta=25°C) Unit V V V A W ˚C ˚C ˚C ˚C ❇1 All are open except GND and applicable terminals. ❇2 PD:With infinite heat sink ❇3 Overheat protection may operate at Tj=125˚C to 150˚C. •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 ■ Electrical Characteristics PQ070XH01Z (Unless otherwise specified, condition shall be VIN=5V, VO=3V (R1=1kΩ), IO=0.5A, VC=2.7V, Ta=25˚C) MIN. TYP. MAX. Unit Symbol Conditions Parameter 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 − − − IO=5mA to 1A VIN=4 to 8V, IO=5mA Tj=0 to 125˚C, 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 VIN VO Vref RegL RegI TCVref RR VI-O VC (ON) IC (ON) VC (OFF) IC (OFF) Iq Iqs 2.35 1.5 1.225 − − − 45 − 2.0 − − − − − 1.25 0.2 0.2 ±1.0 60 − − − − − − − 1 − V V V % % % dB 10 7 1.275 2 1 − − 0.5 − 200 0.8 2 2 5 V V µA V µA mA µA ❇4 In case of opening control terminal 2 , output voltage turns off. Fig.1 Test Circuit VIN VO 3 1 R2 VC 2 4 A 0.33µF A Vref 5 IC IO + V 47µF R1 1kΩ Iq A V RL VO =Vref×(1+R2/R1) [R1=1kΩ, Vref.=.1.25V] Fig.2 Test Circuit for Ripple Rejection + 3 1 ei ~ IO R2 VC 4 2 0.33µF Vref 5 VIN 2.7V eo + V ~ 47µF R1 1kΩ RL f=120Hz(sine wave) ei(rms)=0.5V VO=3V(R1=1kΩ) VIN=5V IO=0.3A RR=20log(ei(rms)/eo(rms)) Low Power-Loss Voltage Regulators Fig.3 Power Dissipation vs. Ambient Temperature PQ070XH01Z Fig.4 Overcurrent Protection Characteristics 3 40 PD : With infinite heat sink 2.5 30 Output voltage VO (V) Power dissipation PD (W) 35 25 20 15 2 VIN=4.5V 1.5 VIN=5V VIN=5.5V 1 VIN=7V VIN=10V 10 0.5 5 VO=3V 0 −40 0 −20 0 20 40 60 80 0 100 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 1.25 1.245 1.24 1.235 2.5 2 RL=3Ω (IO=1A) 1.5 RL=6Ω (IO=0.5A) 1 RL=∞Ω (IO=0.3A) 0.5 1.23 −50 0 −25 0 25 50 75 100 0 125 Ambient temperature Ta (°C) 3 4 5 0.25 VC=2.7V Ta=Room temp. R1=1kΩ R2=1.4kΩ (VO=3V) 20 CIN=0.33µF CO=47µF RL=3Ω (IO=1A) Dropout voltage VI-O (V) 0.2 RL=6Ω (IO=0.5A) RL=∞Ω (IO=0A) 10 0 1 2 Fig.8 Dropout Voltage vs. Junction Temperature 30 0 1 Input voltage VIN (V) Fig.7 Circuit Operating Current vs. Input Voltage Circuit operating current IBIAS (mA) 2 VC=2.7V Ta=Room temp. R1=1kΩ R2=1.4kΩ (VO=3V) CIN=0.33µF CO=47µF 3 Output voltage VO (V) Reference voltage Vref (V) 1.255 1.5 Fig.6 Output Voltage vs. Input Voltage 3.5 VIN=4V IO=0.5A VC=2.7V R1=1kΩ R2=1.4kΩ 1 Output current IO (A) 2 3 Input voltage VIN (V) 4 5 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=1.4kΩ VC=2.7V (VO=3V) R1=1kΩ 0 −50 −25 0 25 50 75 100 125 Junction temperature Tj (°C) Low Power-Loss Voltage Regulators Fig.9 ON-OFF Threshold Voltage vs. Ambient Temperature PQ070XH01Z Fig.10 Quiescent Current vs. Ambient Temperature 1.4 VIN=2.5V IO=0A 1.2 2 Quiescent current Iq (mA) ON-OFF threshold voltage VTH (ON/OFF) (V) 2.5 1.5 1 1 0.8 0.6 0.5 0.2 0 −50 −25 0 25 50 75 100 0 −50 125 Ambient temperature Ta (°C) 0 25 50 75 70 70 Ripple rejection RR (dB) 65 60 60 50 40 100 0 0.25 0.5 0.75 Output current IO (A) Fig.13 Power Dissipation vs. Ambient Temperature 6 Power dissipation PD (W) 4 Cu area 3 600mm2 Cu area 900mm2 3 Cu area 400mm2 2 Cu area 115mm2 PWB PWB Cu 1 0 −40 −20 Material : Glass-cloth epoxy resin Size : 60×60×1.6mm Cu thickness : 65µm 0 20 40 60 Ambient temperature Ta (°C) 125 ei (rms) =0.5V f=120Hz VIN=5V VC=2.7V CO=47µF Ta=Room temp. R1=1kΩ R2=1.4kΩ (VO=3V) 55 Input ripple frequency f (kHz) 5 100 65 45 10 75 Fig.12 Ripple Rejection vs. Output Current 75 ei(rms) =0.5V 55 VIN=5V VC=2.7V 50 IO=0.3A CO=47µF 45 Ta=Room temp. R1=1kΩ 40 R2=1.4kΩ (VO=3V) 35 0.1 1 −25 Ambient temperature Ta (°C) Fig.11 Ripple Rejection vs. Input Ripple Frequency Ripple rejection RR (dB) VIN=4V IO=0A VC=2.7V R1=1kΩ R2=1.4kΩ (VO=3V) 0.4 80 1 Low Power-Loss Voltage Regulators PQ070XH01Z Fig.14 Output Voltage Adjustment Characteristics (Typical Value) 10 R1=1kΩ 9 Output voltage VO (V) 8 7 6 5 4 3 2 1 0 100 1 000 10 000 R2 (Ω) Fig.15 Typical Application 1 VO 3 R2 VIN 2 CIN CO 4 + Load 5 R1 1kΩ ON/OFF signal ■ High:Output ON    Low or open Output OFF  Setting of Output Voltage Output voltage is able to set from 1.5V to 7V when resistors R1 and R2 are attached to ➂, ➃, ➄ terminals. As for the external resistors to set output voltage, refer to the figure below and Fig.14. VO 3 R2 − 4 R1 + 5 Vref VO =Vref×(1+R2/R1) [R1=1kΩ, Vref.=.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). ● 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.