Description

The L99H01 is designed to control 4 external N-channel MOS transistors in bridge configuration for DC-motor driving in automotive applications. A free configurable current sense amplifier is integrated.

Features

• Operating supply voltage 6 V to 28 V

• Central 2 stage charge pump

• 100 duty cycle

• Full RDSon down to 6 V (normal level MOSFETs)

• Control of reverse battery protection MOSFET

• Charge pump current limited

• PWM operation up to 30 kHz

• SPI interface

• Current sense amplifier / free configurable

• Zero adjust for end of line trimming

• Power management: programmable free wheeling

• Sensing circuitry of external MOSFETs with embedded thermal sensors

Applications

• Wiper

• Power door

• Seat belt tensioner

• Seat positioning

• Valve tronic

• Park break

• 2H motors