PQ1CZ38M2ZZH

PQ1CZ38M2Z Series PQ1CZ38M2Z Series SC-63 Surface Mount Type Chopper Regulator ■ Features ■ Outline Dimensions 2.3±0.5 6.6MAX. 5.2 ±0.5 (0.5) 3 (1.7) 5.5±0.5 9.7MAX. Epoxy resin 1CZ38M (0 to 0.25) 1. Facsimiles. 2. Printers. 3. Switching power supplies. 1 2 3 1 ■ Absolute Maximum Ratings Parameter Input voltage Output adjustment terminal voltage Dropout voltage *2 Output-COM voltage *3 ON/OFF control voltage Switching current *4 Power dissipation *5 Junction temperature Operating temperature Storage temperature *6 Soldering temperature (0.5) (Ta=25°C) Symbol Rating Unit V 40 VIN V 7 VADJ V 41 VI-O V −1 VOUT V −0.3 to +40 VC A 0.8 ISW W 8 PD ˚C 150 Tj −20 to +80 ˚C Topr −40 to +150 ˚C Tstg ˚C Tsol 260 2 3 4 5 4 5 (0.9) +0.2 0.5−0.1 4−(1.27) ■ Applications *1 (Unit : mm) 2.5MIN. 1. Maximum switching current:0.8A 2. Built-in ON/OFF control function. 3. Built-in soft start function to suppress overshoot of output voltage in power on sequence or ON/OFF control sequence. 4. Built-in oscillation circuit. (Oscillation frequency:TYP. 300kHz) 5. Built-in overheat/overcurrent protection function. 6. Variable output voltage. (Output variable range:VREF to 35V/−VREF to −30V) [Possible to select step-down output/inverting output according to external connection circuit] VIN VOUT COM (Common to heat sink) OADJ ON/OFF control ∗ ( ) : Typical dimensions *1 Voltage between VIN terminal and COM terminal *2 Voltage between VOUT terminal and COM terminal *3 Voltage between ON/OFF control and COM terminal *4 PD:With infinite heat sink *5 Overheat protection may operate at the condition Tj:125˚C to 150˚C *6 For 10s 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/ PQ1CZ38M2Z Series ■ Electrical Characteristics (Unless otherwise specified, condition shall be VIN=12V, IO=0.2A, VO=5V, 5 terminal is open, Ta=25˚C) Symbol Conditions MIN. TYP. MAX. Unit − VSAT ISW=0.5A 0.9 1.5 V 1.26 VREF 1.235 − V 1.285 ∆VREF − Tj=0 to 125˚C − % ±0.5 − |RegL| IO=0.1 to 0.5A % 0.2 1.5 − |RegI| VIN=8 to 35V % 1 2.5 η − IO=0.5A % − 80 f0 − 270 330 300 kHz − ∆f0 Tj=0 to 125˚C − ±3 % IL − 0.85 1.6 1.2 A ICHG 2 , 4 terminals are open, 5 terminal − µA −10 − − VTHL Duty=0%, 4 terminal=0V, 5 terminal 1.3 − V − VTHH Duty=100%, 4 terminal=1.1V, 5 terminal 2.1 − VTH (ON) 4 terminal=0V, 5 terminal 0.7 0.8 0.9 V − ISD VIN=40V, 5 terminal=0V 140 400 µA − IQS VIN=40V, 4 terminal=0V, 5 terminal=0.9V 5 10 mA Parameter Output saturation voltage Reference voltage Reference voltage temperature fluctuation Load regulation Line regulation Efficiency Oscillation frequency Oscillation frequency temperature fluctuation Overcurrent detecting level Charge current Input threshold voltage ON threshold voltage Stand-by current Output OFF-state consumption current Fig.1 Standard Test Circuit L 65µH 4 1 ISD Iqs IO VO 2 PQ1CZ38M2Z A R2 + VIN + 5 3 A CIN 100µF ICHG Load D R1 1kΩ CO 470µF L : HK-08S070-6500 (made by Toho Co.) D :ERC80-004 (made by Fuji electronics Co.) Fig.2 Power Dissipation vs. Ambient Temperature 10 Power dissipation PD (W) PD : With infinite heat sink 5 0 −20 0 20 40 60 80 100 Ambient temperature Ta (°C) Note) Oblique line prtion:Overheat protection may operate in this area PQ1CZ38M2Z Series Fig.3 Block Diagram 2 1 Voltage regulator ON/OFF circuit 5 PWM COMP + 2 3 4 5 VIN VOUT COM (Common to heat sink) OADJ ON/OFF control F/F – Q Oscillation 1 Over current detecting circuit Soft start – R S − + 4 ERROR AMP. Over heat detecting circuit Vref 3 Fig.4 Step Down Type Circuit Diagram (5V output) L 65µH 4 1 VO 5V 2 PQ1CZ38M2Z R2 3kΩ 5 + VIN 8 to 35V + 3 Load RS CIN 100µF D CO 470µF R1 1kΩ CS ON/OFF control signal Fig.5 Polarity Inversion Type Circuit Diagram (-5V output) L 65µH 4 1 2 PQ1CZ38M2Z R2 3kΩ 5 + VIN 5 to 30V CIN 100µF + 3 CS RS Load D CO 2 200µF R1 1kΩ ON/OFF control signal RS≤50kΩ VO −5V 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. 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