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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

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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

Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
L9918
Active
PENTAWATT 5 Automotive Ecopack1
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

Ecopack1

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.

Sample & Buy

Part Number
Order from Distributors
Order from ST
Marketing Status
ECCN (US)
ECCN (EU)
Packing Type
Package
Temperature (°C) Country of Origin
Budgetary Price (US$)*/Qty
min
max
L9918 No availability of distributors reported, please contact our sales office
Active
EAR99 NEC Tube PENTAWATT 5 -40 150 MOROCCO 4.2 / 1k
L9918BDTR No availability of distributors reported, please contact our sales office
Active
EAR99 NEC Tape And Reel DICE SAWN T&R -40 150 ITALY 3.2 / 1k

L9918

Marketing Status

Active

ECCN (US)

EAR99

Budgetary Price (US$)*/Qty

4.2 / 1k

ECCN (EU)

NEC

Packing Type

Tube

Package

PENTAWATT 5

Operating Temperature (°C)

(min)

-40

(max)

150

Budgetary Price (US$)* / Qty

4.2 / 1k

Country of Origin

MOROCCO

L9918BDTR

Marketing Status

Active

ECCN (US)

EAR99

Budgetary Price (US$)*/Qty

3.2 / 1k

ECCN (EU)

NEC

Packing Type

Tape And Reel

Package

DICE SAWN T&R

Operating Temperature (°C)

(min)

-40

(max)

150

Budgetary Price (US$)* / Qty

3.2 / 1k

Country of Origin

ITALY

(*) 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