BD9876AEFJ - Rohm

BD9876AEFJ Flexible Step-down Switching Regulators

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 ope.

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 ℃.