STMicroelectronics L9177
L9177 is a device realized in ST BCD proprietary technology, able to provide the full set of power supplies and signal preprocessing peripherals needed to control a 2 Cylinder internal combustion Engine for Low End Application (e.g. The two channels injector drivers, the O2 sensor heater and two relay drivers can be controlled both with parallel input and with SPI interface.| Part No. | L9177 |
|---|---|
| Datasheet | L9177 Download |
| Manufacturer |  STMicroelectronics |
| Description | Peripheral on chip |
| Buy | Stock & Price |
FEATURES
● Supply voltage from 6 V to 18 V – Basic functionality guaranteed down to 3.9 V● 5 V regulator up to 300 mA with thermal shutdown protection in current limitation condition
● 5 V tracking regulator up to 40 mA and short to battery protection
● 5 V standby regulator up to 2.5 mA
● 2 channels injectors drivers – Parallel and serial driving – Output internally clamped to 60 V – Minimum overcurrent at 2.8 A – Ron 0.6 Ω worst case (at Tj = 150 °C)
● 3 relay drivers – 2 with parallel and serial driving, 1 with serial driving – Output internally clamped to 45 V – Minimum guaranteed output current 1 A – Ron 1.5 Ω worst case (at Tj = 150 °C)
● Tachometer driver – Parallel and serial driving – Minimum guaranteed output current 25 mA – Ron 5 Ω worst case (at Tj = 150 °C)
● Lamp driver – Serial driving – Output internally clamped to 45 V – Minimum guaranteed output current 1 A (2 A during in-rush) – Ron 1.5 Ω worst case (at Tj = 150 °C)
● Stepper motor driver – Parallel driving – Minimu...
