L9918 The STMicroelectronics L9918 is an alternator voltage regulator IC designed for automotive applications. It operates within a wide temperature range and supports specific input and output voltages.
Mfr Part #:

L9918

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L9918 is an alternator voltage regulator IC designed for automotive applications. It operates within a wide temperature range and supports specific input and output voltages.
Total Stock: 450 pcs
$ Price Range: $0.75

L9918 Available from 1 distributor

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L9918 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Automotive Grade
Mounting Type
Number of Outputs
Operating Temperature
Output Voltage
SVHC Present
Supplier Device Package
Supplier Package
Voltage

L9918 Description

Short technical summary and product information.

The STMicroelectronics L9918 is a specialized voltage regulator IC designed for use in automotive alternators. It falls under the Power Management (PMIC) category, specifically within Special Purpose Regulators.

 

This component features an operating voltage range from 6.0V to 18.0V, with a nominal output voltage of 12V. The device is built to withstand harsh environmental conditions, offering an operating temperature range of -40°C to 150°C (TJ). It has a single output and comes in a 5-pin Pentawatt package suitable for through-hole mounting.

 

The L9918 is qualified under AEC-Q100, indicating its suitability for automotive applications. Its design focuses on regulating voltage within automotive alternator systems, ensuring stable power delivery.

L9918 Quick Information

Product Type: Voltage Regulator
Series: L9918
Canonical Name: L9918 Alternator Voltage Regulator IC
Subcategory: Special Purpose Regulators

L9918 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

L9918 Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

L9918 Features

  • Automotive alternator voltage regulator IC.
  • Wide operating voltage from 6.0V to 18.0V.
  • Fixed 12V output voltage.
  • Operates from -40°C to 150°C.
  • AEC-Q100 qualified for automotive use.

L9918 Applications

  • Regulates alternator output voltage in automotive systems.
  • Used in passenger car alternator circuits.
  • Ideal for 12V automotive charging systems.
  • Suitable for heavy-duty vehicle alternators.

L9918 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the L9918?

The L9918 operates with an input voltage from 6.0V to 18.0V.

What output voltage does the L9918 provide?

The L9918 provides a regulated output voltage of 12V.

What is the operating temperature range of the L9918?

The L9918 operates over a junction temperature range of -40°C to 150°C.

What package and pin count does the L9918 have?

The L9918 is offered in a 5-pin TO-220 supplier package with through-hole mounting.

How many outputs does the L9918 have?

The L9918 has a single output.

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