MC33981中文资料飞思卡尔数据手册PDF规格书

Single High Side Switch (4.0 mOhm), PWM clock up to 60 kHz

The 33981 is a high frequency, self-protected 4.0 m RDS(ON) high side switch used to replace electromechanical relays, fuses, and discrete devices in power management applications.

The 33981 is packaged in a 12 x 12 mm non-leaded power-enhanced PQFN package with exposed tabs.

特性 Features

• Single 4.0 m RDS(ON) maximum high side switch

• PWM capability up to 60 kHz with duty cycle from 5 to 100

• Very low standby current

• Slew-rate control with external capacitor

• Over-current and over-temperature protection, under-voltage shutdown, and fault reporting

• Reverse battery protection

• Gate drive signal for external low side N-channel MOSFET with protection features

• Output current monitoring

• Temperature feedback