STMicroelectronics L9951XP
The L9951 and L9951XP are microcontroller driven, multifunctional rear door actuator drivers for automotive applications. The integrated standard serial peripheral interface (SPI) controls all operation modes (forward, reverse, brake and high impedance).| Part No. | L9951XP |
|---|---|
| Datasheet | L9951XP Download |
| Manufacturer |  STMicroelectronics |
| Description | Rear door actuator driver |
| Buy | Stock & Price |
FEATURES
Type Outputs(1) L9951 L9951XP OUT1 OUT2 OUT3 OUT4 OUT5 1. See block diagram. 2. Typical values. Ron(2) 150 mΩ 200 mΩ 200 mΩ 800 mΩ 800 mΩ IOUT 7.4 A 5A 5A 1.25 A 1.25 A VS 28 V● One half bridge for 7.4 A load (Ron = 150 mΩ)
● Two half bridges for 5 A load (Ron = 200 mΩ)
● Two highside drivers for 1.25 A load (Ron = 800 mΩ)
● Programmable softstart function to drive loads with higher inrush currents (i.e.current > 7.4A, >5A, >1.25A)
● Very low current consumption in standby mode (IS < 3µA, typ. Tj ≤ 85°C)
● All outputs short circuit protected
● Current monitor output for all highside drivers
● All outputs over temperature protected
● Open-load diagnostic for all outputs
● Overload diagnostic for all outputs
● Programmable PWM control of all outputs
● Charge pump output for reverse polarity protection PowerSO-36 PowerSSO-36
APPLICATIONS
● Rear door actuator driver with bridges for door lock and safe lock and two 5W or 10W - light bulbs.DESCRIPTION
Up to two DC motors and two grounded resistive loads can be driven with three half bridges and two hide side drivers.
