L4985B The STMicroelectronics L4985B is a PFC IC operating in Continuous Conduction (CCM) mode. It features a switching frequency of 130kHz and a wide supply voltage range.
Mfr Part #:

L4985B

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L4985B is a PFC IC operating in Continuous Conduction (CCM) mode. It features a switching frequency of 130kHz and a wide supply voltage range.
✓ Total Stock: 6,798 pcs
$ Price Range: $0.75

L4985B Available from 1 distributor

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✓ Non-Authorised
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6,798 pcs
6798 pcs On Request 1 On Request On Request On Request On Request On Request

L4985B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Halogen Free
Lead Spacing
Lead Style
Mode
Mounting Type
Operating Temperature
SVHC Present
Supplier Device Package
Voltage

L4985B Description

Short technical summary and product information.

The STMicroelectronics L4985B is an integrated circuit designed for Power Factor Correction (PFC) applications. It operates in Continuous Conduction (CCM) mode, ensuring efficient power factor correction. This PFC IC features a switching frequency of 130kHz, making it suitable for various power supply designs.

 

The L4985B operates within a supply voltage range of 10V to 24.5V and has an operating temperature range of -40°C to 150°C (TJ). It is available in an 8-SOIC package and is designed for surface mount applications.

 

This component is categorized under Integrated Circuits (ICs) and specifically within the PMIC - PFC (Power Factor Correction) subcategory. Its detailed description highlights its role as a PFC IC with Continuous Conduction (CCM) mode.

 

Key specifications include a startup current of 400 µA, a switching frequency of 130kHz, and a broad operating temperature range. The package is an 8-SOIC, suitable for surface mounting.

L4985B Quick Information

Product Type: PFC IC
Canonical Name: L4985B Power Factor Correction IC
Subcategory: PMIC - PFC (Power Factor Correction)

L4985B Compliance

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

L4985B Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

L4985B Features

  • CCM PFC controller IC.
  • 130kHz switching frequency.
  • 10V to 24.5V supply voltage range.
  • Wide -40°C to 150°C operating temperature.
  • Surface mount 8-SOIC package.

L4985B Applications

  • Power factor correction in AC-DC power supplies.
  • Industrial power systems requiring high efficiency.
  • Automotive on-board charger PFC stages.
  • LED lighting power supply PFC circuits.
  • Server and telecom power supply units.

L4985B FAQs

5 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the L4985B?

The L4985B operates from 10V to 24.5V.

What is the switching frequency of the L4985B?

The switching frequency is 130kHz.

What is the operating temperature range of the L4985B?

The L4985B operates from -40°C to 150°C (junction temperature).

What package is the L4985B available in?

The L4985B is available in an 8-SOIC surface-mount package with a supplier device package of 8-SO.

What is the startup current of the L4985B?

The startup current is 400 µA.

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