BD9876AEFJ

Datasheet Single-chip Type with Built-in FET Switching Regulators Flexible Step-down Switching Regulators with Built-in Power MOSFET BD9876AEFJ ●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 0kHz F requency operation, inside Nch-F ET SW for 45V “ withstand-pressure” commutation and als o, hig h speed l oad respons e through Curr ent Mode Control is a s imple e xternal setting ph ase compensati 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 00kHz ■ Synchronizes to External Clock ( 200kHz～ 500kHz ) ■ 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 H...