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  • L9918 is an alternator voltage regulator equipped with LIN protocol interface. The device is intended to be used in automotive application for 12 V systems. The presence of NVM cells for device parameters programmability makes it suitable for a wide range of charging application.

    Key Features

    • AEC-Q100 qualified
    • Closed loop voltage control
    • Regulated voltage with thermal compensation function
    • High side excitation driver with internal freewheeling circuit
    • Load response control (LRC) and Return LRC
    • Self-start activation by phase signal
    • Current limitation and overcurrent protection
    • Thermal protection
    • Physical Layer compliant with LIN 2.2A spec.
    • Data Link Layer compliant with LIN 1.3, 2.1, 2.2 and 2.2A specification
    • 13 sets of LIN frames selectable
    • Configurable parameters (see NVM parameter table A1)
    • Configurable for 5, 6, 7, 8 or 9 pole pair alternator
    • Compliant to VDA LIN-Generator-Regulator specification
    • Full ISO26262 compliant, ASIL-B systems ready
    • Available as Bare die as well as in PENTAWATT In Line (TO220-5) package

Sample & Buy

Part Number
Package
Packing Type
Temperature (°C) Marketing Status
Budgetary Price (US$)*
Quantity
ECCN (US)
More info
Order from Distributors
Order from ST
min
max
L9918 PENTAWATT 5 Tube -40 150
Active
4.2 1000 EAR99
MORE INFO

Country of Origin:

-

No availability of distributors reported, please contact our sales office
L9918BDTR DICE SAWN T&R Tape And Reel -40 150
Active
3.2 1000 EAR99
MORE INFO

Country of Origin:

-

No availability of distributors reported, please contact our sales office

L9918

Package

PENTAWATT 5

Packing Type

Tube

Unit Price (US$)

4.2*

Operating Temperature (°C)

(min)

-40

(max)

150

Marketing Status

Active

Unit Price (US$)

4.2

Quantity

1000

ECCN (US)

EAR99

Country of Origin

-

L9918BDTR

Package

DICE SAWN T&R

Packing Type

Tape And Reel

Unit Price (US$)

3.2*

Operating Temperature (°C)

(min)

-40

(max)

150

Marketing Status

Active

Unit Price (US$)

3.2

Quantity

1000

ECCN (US)

EAR99

Country of Origin

-

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

Recommended for you

00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DB3952
      Alternator voltage regulator with LIN interface for 12 V applications
      1.0
      198.08 KB
      PDF
      DB3952

      Alternator voltage regulator with LIN interface for 12 V applications

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
L9918
Active
PENTAWATT 5 Automotive Ecopack2
L9918BDTR
Active
DICE SAWN T&R Automotive N/A

L9918

Package:

PENTAWATT 5

Material Declaration**:

PDF XML

Marketing Status

Active

Package

PENTAWATT 5

Grade

Automotive

RoHS Compliance Grade

Ecopack2

L9918BDTR

Package:

DICE SAWN T&R

Material Declaration**:

PDF XML

Marketing Status

Active

Package

DICE SAWN T&R

Grade

Automotive

RoHS Compliance Grade

N/A

(**) 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.

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