STMicroelectronics L9945
The L9945 is an 8-channel MOSFET pre-driver configurable for low-side, high-side, peak and hold and H-Bridge load control. It is designed to comply with the requirements of 12 V (passenger vehicle) and 24 V (commercial vehicle) battery systems.| Part No. | L9945 |
|---|---|
| Datasheet | L9945 Download |
| Manufacturer |  STMicroelectronics |
| Description | Automotive fully configurable 8-channel High/Low side MOSFET pre-driver |
| Buy | Stock & Price |
FEATURES
● AEC-Q100 qualified● 12 V and 24 V battery systems compliance
● 3.3 V and 5 V logic compatible I/O
● 8-channel configurable MOSFET pre-driver – High-side (N-channel and P-channel MOS) – Low-side (N-channel MOS) – H-bridge (up to 2 H-bridge) – Peak & Hold (2 loads)
● Operating battery supply voltage 3.8 V to 36 V
● Operating VDD supply voltage 4.5 V to 5.5 V
● Programmable gate charge/discharge currents for improving EMI behavior
● Individual diagnosis for: – Short circuit to battery – Open load – Short circuit to ground
● Highly flexible overcurrent sensing implementation – Possibility of monitoring external MOS drain to source voltage – Possibility of monitoring voltage on external shunt resistor – 64 programmable overcurrent thresholds independent for each channel – Ultra-fast output shutdown in case of overcurrent
● Current limitation for H-Bridge configuration
● 32-bit SPI protocol available for configuration and diagnostics – Failures latched even if they occur during d...
