L9177ATR

Automotive engine management control IC for small engines

Parameters

Operating Range	Automotive
Operating Temp Min Celsius	-40.0
Operating Temp Max Celsius	150.0
Operating Voltage Min Volt	6.0
Operating Voltage Max Volt	18.0
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Automotive
Package Name	TQFP 64 10x10x1.0

Description

L9177A 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. small motorcycle, K-car, nautical engines, etc.).L9177A...
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Key features

Key features
AEC-Q100 qualified 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 T_j = 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 T_j = 150 °C) Tachometer driver Parallel and serial driving Minimum guaranteed output current 25 mA Ron 5 Ω worst case (at T_j = 150 °C) Current limited low side driver (LSD) 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 T_j = 150 °C) Stepper motor driver Parallel driving Minimum guaranteed output current 500 mA - full step Ron 2.6 Ω worst case on the diagonal (at T_j = 150 °C) O2 sensor heater Parallel and serial driving Output internally clamped to 45 V Minimum guaranteed output current 3 A Ron 0.5 Ω worst case (at T_j = 150 °C) Protected high side driver 100 mA min. current limitation threshold Full diagnosis by SPI Injector driver: OL, STG, OC Relay and current limited LSD drivers: OL, STG, OC O2 sensor heater: OL, STG, OC Tachometer: OL, STG, OC Stepper motor driver: OL, STG, STB, OC general diagnostic: over-temperature Protection for STB, STG (for stepper motor drivers and tracking regulator) Self configuring variable reluctance sensor interface K-line transceiver Microcontroller reset logic Small Factor form package TQFP64 10 x 10 mm exposed pad down

In stock

Quantity	$ per unit	Savings
1-9	$9.97	0%
10-24	$6.99	30%
25-99	$6.42	36%
100-249	$5.47	45%
250-499	$5.22	48%
500	$5.08	49%
500 +	Contact sales

$9.97

Parameters

Operating Range	Automotive
Operating Temp Min Celsius	-40.0
Operating Temp Max Celsius	150.0
Operating Voltage Min Volt	6.0
Operating Voltage Max Volt	18.0
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Automotive
Package Name	TQFP 64 10x10x1.0

Description

Key features

Key features
AEC-Q100 qualified 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 T_j = 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 T_j = 150 °C) Tachometer driver Parallel and serial driving Minimum guaranteed output current 25 mA Ron 5 Ω worst case (at T_j = 150 °C) Current limited low side driver (LSD) 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 T_j = 150 °C) Stepper motor driver Parallel driving Minimum guaranteed output current 500 mA - full step Ron 2.6 Ω worst case on the diagonal (at T_j = 150 °C) O2 sensor heater Parallel and serial driving Output internally clamped to 45 V Minimum guaranteed output current 3 A Ron 0.5 Ω worst case (at T_j = 150 °C) Protected high side driver 100 mA min. current limitation threshold Full diagnosis by SPI Injector driver: OL, STG, OC Relay and current limited LSD drivers: OL, STG, OC O2 sensor heater: OL, STG, OC Tachometer: OL, STG, OC Stepper motor driver: OL, STG, STB, OC general diagnostic: over-temperature Protection for STB, STG (for stepper motor drivers and tracking regulator) Self configuring variable reluctance sensor interface K-line transceiver Microcontroller reset logic Small Factor form package TQFP64 10 x 10 mm exposed pad down