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
