Low Power-Loss Voltage Regulators PQ05VY3H3Z/PQ05VY053Z PQ05VY3H3Z/PQ05VY053Z Surface Mount, Large Output Current Type Low Power-Loss Voltage Regulators ■ ■ Features Low power-loss (Dropout voltage: MAX. 0.5V) ● Surface mount type (10.6×13.7×3.5mm) ● Large output current ● Low voltage operation (minimum operating voltage: 2.35V) ● High-precision reference voltage type (Reference voltage precision: ±1.0%) ● Overcurrent, overheat protection functions (Unit : mm) Outline Dimensions ● ■ ● ● 8.4±0.5 13.7MAX. +0.2 3–0.9–0.1 4–(1.7) 1 3.5A 5A Variable output PQ05VY3H3ZP PQ05VY3H3ZZ PQ05VY053ZP PQ05VY053ZZ Parameter Symbol Rating Input voltage VIN 7 VI-O 4 Dropout voltage ❇1 VC ON/OFF control terminalvoltage 7 ❇1 VADJ 5 Output adjustment terminal voltage 3.5 PQ05VY3H3Z IO Output current 5 PQ05VY053Z ❇2 Power dissipation 35 PD ❇3 Junction temperature Tj 150 Topr Operating temperature −20 to +80 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=125˚C to 150˚C Notice ( (0.6) ) : Typical dimensions Specific IC 4 3 1 2 3 4 6 Absolute Maximum Ratings (0.6) 2 5 5 ■ 3.5±0.5 (1.3) (0.45) +0.2 1.05–0.1 (0.6) (0.45) +0.2 1.05–0.1 1 2 3 4 5 Model Line-up Package type Taping Sleeve Taping Sleeve (Heat sink is common to terminal 2 ) ø2 0 to 0.25 (0.6) Applications Output current (IO) 05VY3H3 6 Epoxy resin Peripheral equipment of personal computers Power supplies for various electronic equipment such as AV or OA equipment ■ 3.28±0.5 (2.4) (0.55) 10.6MAX. DC input (VIN) DC output (VO) GND Output voltage adjustment (VADJ) ON/OFF control terminal (VC) DC output (VO) (Ta=25°C) Unit V V V V A W ˚C ˚C ˚C ˚C •Please refer to the chapter " Handling Precautions ". 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 PQ05VY3H3Z/PQ05VY053Z (Unless otherwise specified, condition shall be VIN=5V, IO=1.75A(PQ05VY3H3Z), IO=2.5A(PQ05VY053Z), VO=3V(R1=2kΩ), Ta=25˚C) MIN. TYP. MAX. Unit Symbol Conditions Parameter Input voltage Output voltage Reference voltage − − − IO=5mA to 3.5A IO=5mA to 5A VIN=4 to 7V, IO=5mA Tj=0 to 125˚C, IO=5mA Refer to Fig.2 ❇4 IO=3.5A ❇4 IO=5A − VC=2.7V − VC=0.4V IO=0A VIN VO Vref PQ05VY3H3Z PQ05VY053Z Load regulation RegL Line regulation Temperature coefficient of reference voltage Ripple rejection RegI TCVref RR PQ05VY3H3Z PQ05VY053Z Dropout voltage ❇5 ON-state voltage for control ON-state current for control OFF-state voltage for control OFF-state current for control Quiescent current VI-O VC (ON) IC (ON) VC (OFF) IC (OFF) Iq 2.35 1.5 − − 7 5 1.2276 1.24 1.2524 V V V − 0.1 0.5 % − − 60 0.05 ±1 70 0.1 − − % % dB − − 0.5 V 2 − − − − − − − − 5 − 20 0.8 −0.4 10 V µA V mA mA ❇4 The values of input voltage when output voltage is 0.95V. ❇5 In case of opening control terminal 5 , output voltage turns on. Fig.1 Test Circuit VIN VO 2 1 R2 VC + 5 4 A 100µF (Electrolytic capacitor) A Vref + 3 IC R1 2kΩ Iq A IO V 100µF (Electrolytic capacitor) V RL VO=Vref×(1+R2/R1) [R1=2kΩ,Vref.=.1.24V] Fig.2 Test Circuit for Ripple Rejection + 2 1 ei ~ + VIN IO R2 VC 5 100µF (Electrolytic capacitor) 2.7V 3 4 Vref R1 2kΩ VO eo + 100µF (Electrolytic capacitor) V ~ RL f=120Hz(sine wave) ei(rms)=0.5V VO=3V (R1=2kΩ) VIN=5V IO=0.5A RR=20log (ei(rms)/eo(rms)) Low Power-Loss Voltage Regulators Fig.3 Power Dissipation vs. Ambient Temperature 40 Fig.4 Overcurrent Protection Characteristics (PQ05VY3H3Z) 100 VIO=3.7V VIO=1.7V PD : With infinite heat sink Relative output voltage (%) Power dissipation PD (W) 35 PQ05VY3H3Z/PQ05VY053Z 30 25 20 15 10 5 0 –25 0 25 50 75 80 VIO=0.5V 60 40 20 0 100 VIO=1V 0 1 2 3 4 5 6 7 8 9 10 11 12 Ambient temperature Ta (°C) Note) Oblique line portion:Overheat protection may operate in this area. Fig.5 Overcurrent Protection Characteristics (PQ05VY053Z) Fig.6 Reference Voltage Fluctuation vs. Ambient Temperature Relative output voltage (%) VIO=3.7V VIO=1.7V VIO=1V 60 VIO=0.5V 40 20 0 0 1 2 3 4 5 6 7 8 9 10 11 12 Reference voltage fluctuation ∆Vref (mV) 10 100 80 Output current IO (A) VIN=5V IO=0 VO=3V 8 6 4 PQ05VY3H3Z 2 0 –2 PQ05VY053Z –4 –6 –8 –10 –25 Output voltage VO (V) Output voltage VO (V) RL=0.8Ω 1 0 0 1 2 3 4 5 Input voltage VIN (V) 75 100 125 6 R1=2kΩ R2=2.8kΩ 4 3 2 50 Fig.8 Output Voltage vs. Input Voltage (PQ05VY053Z) R1=2kΩ R2=2.8kΩ RL=1.7Ω RL=∞Ω 25 Ambient temperature Ta (°C) Output current IO (A) Fig.7 Output Voltage vs. Input Voltage (PQ05VY3H3Z) 4 0 7 3 RL=1.2Ω RL=∞Ω 2 RL=0.6Ω 1 0 0 1 2 3 4 5 Input voltage VIN (V) 6 7 Low Power-Loss Voltage Regulators Circuit operating current IBIAS (mA) 160 R1=2kΩ R2=2.8kΩ (VO=3V) 140 120 100 RL=0.8Ω 80 RL=1.7Ω RL=∞Ω 60 40 20 0 0 1 2 3 4 5 6 7 Fig.10 Circuit Operating Current vs. Input Voltage (PQ05VY053Z) 160 Circuit operating current IBIAS (mA) Fig.9 Circuit Operating Current vs. Input Voltage (PQ05VY3H3Z) PQ05VY3H3Z/PQ05VY053Z R1=2kΩ R2=2.8kΩ (VO=3V) 140 120 100 RL=0.6Ω 80 RL=1.2Ω RL=∞Ω 60 40 20 0 0 Input voltage VIN (V) PQ05VY3H3Z:IO=3.5A 0.15 0.1 0.05 0 –40 –20 0 20 40 60 80 100 120 140 Fig.13 ON-OFF Threshold Voltage vs. Ambient Temperature 1.8 PQ05VY3H3Z 1.4 4 3 1 0.8 0.6 0.4 0.2 0 –40 –20 0 20 40 60 80 100 120 140 Ambient temperature Ta (°C) PQ05VY3H3Z 2.5 2 PQ05VY053Z 1.5 1 0.5 0 –40 –20 0 20 40 60 80 100 120 140 Fig.14 Ripple Rejection vs. Input Ripple Frequency 80 VIN=5V IO=0A VO=3V PQ05VY053Z 1.2 7 Ambient temperature Ta (°C) PQ05VY3H3Z 70 Ripple rejection RR (dB) 2 6 VIN=5V IO=0A VO=3V VC=2V 3.5 Ambient temperature Ta (°C) ON/OFF threshold voltage VTH(ONN/OFF) (V) 5 4.5 Quiescent current Iq (mA) Dropout Voltage VI-O (V) 0.3 0.25 1.6 4 5 VIN=5V PQ05VY053Z:IO=5A VO=3V 0.35 0.2 3 Fig.12 Quiescent Current vs. Ambient Temperature 0.5 0.4 2 Input voltage VIN (V) Fig.11 Dropout Voltage vs. Ambient Temperature 0.45 1 60 PQ05VY053Z 50 40 30 20 10 0 0.1 1 10 ei(rms)=0.5V VOUT=3V VIN=5V IO=0.5A COUT=100µF CIN=0 100 1 000 Input ripple frequency f (kHz) Low Power-Loss Voltage Regulators PQ05VY3H3Z/PQ05VY053Z Fig.15 Power Dissipation vs. Ambient Temperature (Typical Value) Power dissipation PD (W) 6 5 Cu area 3 600mm2 4 Cu area 900mm2 3 Cu area 400mm2 PWB PWB 2 2 Cu area 115mm Cu 1 0 –20 0 20 40 60 Material : Glass-cloth epoxy resin Size : 60×60×1.6mm Cu thickness : 65µm 80 Ambient temperature Ta (°C) Fig.16 Output Voltage Adjustment Characteristics (Typical Value) 5 R1=2kΩ 4.5 Output voltage VO (V) 4 3.5 3 2.5 2 1.5 1 0.5 0 100 1 000 10 000 R2 (Ω) Fig.17 Typical Application DC input 1 VO 2 R2 VIN CIN 5 3 ON/OFF control signal CO 4 + Load R1 2kΩ High:Output ON Low:Output OFF Open:Outout ON (Note) ❈ Please make sure to use this device, pulling up to the power supply with less than 7V at the resistor less than 50kΩ in switching ON/OFF with open collector output or in not using ON/OFF function (in keeping "ON"), because input impedance is high in ON/OFF terminals. Low Power-Loss Voltage Regulators ■ PQ05VY3H3Z/PQ05VY053Z Setting of Output Voltage Output voltage is able to set from 1.5V to 5V when resistors R1 and R2 are attached to ➁, ➂, ➃ terminals. As for the external resistors to set output voltage, refer to the figure below and Fig.16. VO 2 R2 − 4 R1 + 3 Vref VO =Vref×(1+R2/R1) [R1=2kΩ, Vref=1.24V] 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.