BD9876AEFJ Datasheet | ROHM

Single-chip Type with Built-in FET Switching Regulators Flexible Step-down Switching Regulators with Built-in Power MOSFET - General Description Output 3.0A and belo w High Efficiency Rate Step-down Switching Re gulator Po wer MOSF ET Internal Type BD9876AEFJ mainl y used as second ary s ide Po wer supply, for example from fixed Power supply of 12V, 24V etc, Step-down Output of 1.2V/1.8V/3.3V/5V, etc, can be produced. T his IC h as e xternal C oil/Capacitor down-sizing throu gh 30 0k Hz F requency operation, inside Nch-F ET SW for 45V “ withstand-pressure” mutation and als o, hig h speed l oad respons e through Curr ent Mode Control is a s imple e xternal setting ph ase pensati on sy stem, through a wide range e xternal const ant, a c ompact Po wer suppl y c an be produced easily. - Features - Internal 200 mΩ Nch MOSFET - Output Current 3A - Oscillation Frequency 3 00k Hz - Synchronizes to External Clock ( 200k Hz～ 500k Hz ) - Feedback Voltage 1.0V±1.0% - Internal Soft Start Function - Internal Over Current Protect Circuit, Low Input Error Prevention Circuit, Heat Protect Circuit - ON/OFF Control through EN Pin (Standby Current 0 A Typ.) - Package: HTSOP-J8 Package - Typical Application Circuits - Key Specifications - Input Voltage - Ref. Precision (Ta=25℃) - Max Output Current - Operating Temperature - Max Junction Temperature - Packages HTSOP-J8 7V to 42V ±1.0% 3A (Max.) -40℃ to 105 ℃ -55℃ to 150 ℃ 4.90mm x 6.00mm x 1.00mm HTSOP-J8 - Applications - For Household machines in general that have 12V/24V Lines, etc. Figure 1. Typical Application Circuit ○Structure：Silicon Monolithic Integrated Circuit ○ This product is not designed for normal operation with in a radioactive. .rohm. © 2013 ROHM Co., Ltd. All rights reserved. TSZ22111- 14- 001 1/23 TSZ02201-0Q1Q0AJ00170-1-2 14.MAR.2014 Rev.005...