bd6538g ROHM Co. Ltd., bd6538g Datasheet
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bd6538g
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bd6538g Summary of contents
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... BD6538G ●Outline BD6538G is single channel high side powers switch with low ON resistance Nch power MOSFET. Rich safety functions such as Over current detection, Thermal shutdown (TSD), Under Voltage Lock Out (UVLO) and Soft start function which are required for the power supply port protection are integrated into 1chip. ...
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Unless otherwise specified V = 5.0V 25° characteristics Parameter Symbol Operating Current Standby Current EN input voltage EN input current ON resistance Over current threshold Output current at short /OC output lOW voltage UVLO ...
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VIN VOUT 1µF GND /OC Operating current VIN VOUT 1µF GND /OC ON resistance, Over current ●Timing diagram OUT 1µ ...
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Ta=25°C 120 100 SUPPLY VOLTAGE : V [V] IN Fig.3 Operating current EN Enable 1.0 V =5.0V IN 0.8 0.6 0.4 0.2 0.0 - 100 ...
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V TUVH 2.2 V TUVL 2.1 2.0 - 100 AMBIENT TEMPERATURE : Ta[ ℃ ] Fig.15 UVLO Threshold 5.0 V =5.0V IN 4.0 3.0 2.0 1.0 0.0 - 100 AMBIENT TEMPERATURE : Ta[ ...
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V EN (5V/div.) V /OC (5V/div.) V OUT (5V/div =20 Ω OUT (0.5A/div.) TIME(1ms/div.) Fig.27 Output rise characteristic V /OC (5V/div.) V OUT (5V/div.) I OUT (0.5A/div.) V TIME (20ms/div.) Fig.30 Over ...
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GND OCD UVLO EN VIN Fig.36 Block diagram ●Pin description Pin No. symbol 1 VIN 2 GND /OC 5 VOUT ●Terminal circuit symbol EN VOUT /OC /OC Delay S Q Counter R Charge TSD pump ...
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Explanation 1.Overcurrent protection(OCD) The overcurrent detection circuit limits the current and outputs an error flag (/OC) when the current flowing in switch MOSFET exceeds overcurrent threshold (I The timer is reset when the state of the overcurrent is terminated ...
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rre VEN Fig.39 Overcurrent shutdown operation(Reset at ...
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When excessive current flows owing to output shortcircuit or so, ringing occurs by inductance of power source line to IC, and may cause bad influences upon IC actions. In order to avoid this case, connect ...
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Cautions on use (1) Absolute Maximum Ratings An excess in the absolute maximum ratings, such as supply voltage, temperature range of operating conditions, etc., can break down devices, thus making impossible to identify breaking mode such as a short ...
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Rohm model name Product number SSOP5 <Dimension> 2.9±0.2 ° 0.13 +0.05 0.42 −0.04 0.95 0 Package type G = SSOP5 <Tape and Reel ...
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Appendix No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product ...