Features

■ Built-in overcurrent protection circuit

■ Built-in Thermal Shut Down(TSD)

■ Built-in Open Load Detection circuit(When Output is

OFF)

■ Possibility to control directly from CMOS logic IC

■ Low standby current

■ Built-in Under Voltage Lock Out circuit

■ Built-in diagnostic(ST) output function

■ Low On resistance of RDS(ON)=500mΩ(Typ) (VDD=12V,

Ta=25°C, Io=0.25A)

■ Monolithic power IC that has a built in control part

(CMOS) and a power MOS FET on 1chip

■ 1ch High-side switch for the mechanical relay coil

drive

■ AEC-Q100 qualified (1)

(1) Grade 1

General Description

BD1Hx500 Series BD1HxU50 Series are an Automotive

1ch High-Side switch.

It has a built-in overcurrent protection circuit, Thermal

Shut Down (TSD) circuit, Open Load Detection circuit,

Under Voltage Lock Out circuit, and has diagnostic (ST)

output function at the time during abnormal detection.

Application

■ For automotive (Air conditioner, body equipment, and

meter, etc.)