Multifunction IC for Automotive Engine Management System

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Product overview

Description

The L9788 is an integrated circuit designed for automotive engine management system.

L9788 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 4 cylinders internal combustion engine.

  • All features

    • AEC-Q100 qualified
    • Engineered for ISO26262 compliant system
    • 1 pre boost regulator and 1 pre buck regulator
    • 1 linear 5 V regulator with 1 A output current
    • 3 independent self-protection 5 V tracking regulator with 150 mA output.
    • 1 input voltage pin for monitor external tracking.
    • Coordinated soft start-up of all regulators
    • 4 channels LS injector LS drivers
    • 2 channels LS drivers for O2H load with current sense
    • 2 channels LS camshaft or solenoid drivers
    • 5 channels LS relay drivers
    • 2 channels LS LED drivers
    • 3 channels LS/HS drivers with low battery function for smart start
    • 1 channel LS main relay driver (MRD) with internal diode for reverse battery protection
    • 5 channels pre-drivers for external FET drivers - Predriver 1&3 configurable for O2H load with external Rshunt-on the source of Ext. N-Channel Mos
    • 6 channels pre-drivers for internal or external igniter drivers
    • 1 K-Line ISO9141/LIN 2.1 compliant
    • Integrated charge-pump
    • VRS-interface
    • Watchdog
    • Pin Wake-up
    • Temperature sensor and monitoring
    • Stop-counter with Wake-up
    • Dual bandgap reference & oscillator
    • Micro-second-channel MSC for differential single ended mode
    • SEO function
    • CAN-FD with wake up by CAN function
    • Package LQFP100 exposed pad

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STMicroelectronics - L9788

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Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
L9788
Active
LQFP-EP 100 14x14x1.4 Automotive Ecopack2
L9788TR
Active
LQFP-EP 100 14x14x1.4 Automotive Ecopack2

L9788

Package:

LQFP-EP 100 14x14x1.4

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP-EP 100 14x14x1.4

Grade

Automotive

RoHS Compliance Grade

Ecopack2

L9788TR

Package:

LQFP-EP 100 14x14x1.4

Material Declaration**:

PDF XML

Marketing Status

Active

Package

LQFP-EP 100 14x14x1.4

Grade

Automotive

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

Sample & Buy

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L9788
Available at distributors

Distributor availability of L9788

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L9788TR
Available at distributors

Distributor availability of L9788TR

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Distributor reported inventory date:

No availability of distributors reported, please contact our sales office

L9788 Active

Budgetary Price (US$)*/Qty:
-
Package:
Packing Type:
RoHS:
Country of Origin:
ECCN (US):
ECCN (EU):

Part Number:

L9788

Operating Temperature (°C)

Min:

Max:

L9788TR Active

Budgetary Price (US$)*/Qty:
-
Package:
Packing Type:
RoHS:
Country of Origin:
ECCN (US):
ECCN (EU):

Part Number:

L9788TR

Operating Temperature (°C)

Min:

Max:

Distributor Name

Distributor reported inventory date:

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(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors