STMicroelectronics · Power management

L4971

STMicroelectronics Power management · DIP-8

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The L4971 is a Power management from STMicroelectronics, supplied in a DIP-8 package. It is listed in our DC-DC Converters catalog (Power Management).

Key specifications of the L4971: frequency - switching 300kHz, output current 1.5A, output voltage 3.3V~50V, quiescent current 2.5mA, operating temperature -40°C~+150°C@(TJ) and function Step-down type.

PartnerSemi sources the L4971 for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.

Specifications

Manufacturer part numberL4971
ManufacturerSTMicroelectronics
Product typePower management
CategoryDC-DC Converters
Package / caseDIP-8
Frequency - Switching300kHz
FunctionStep-down type
Number of Outputs1
Operating Temperature-40°C~+150°C@(TJ)
Output Current1.5A
Output TypeAdjustable
Output Voltage3.3V~50V
Quiescent Current2.5mA
Switch tube (built-in/external)Built-in
Synchronous RectifierNo
TopologyBuck
Voltage - Supply8V~55V

Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.

More STMicroelectronics DC-DC Converters

Part numberTypePackageKey specs
L4962/A DC-DC Converters DIP-16 85kHz~115kHz1.5A
L4962E/A DC-DC Converters Heptawatt-7V 85kHz~115kHz1.5A
L4963W DC-DC Converters DIP-18 83kHz1.5A
L4970A Power management Multiwatt-15 200kHz10A
L4971D DC-DC Converters SO-16-300mil 300kHz1.5A
L4972A DC-DC Converters DIP-20 200kHz2A
L4972AD DC-DC Converters SO-20-300mil 200kHz2A
L4973D3.3 DC-DC Converters SO-20-300mil 90kHz~300kHz3.5A

Frequently asked questions

What is the L4971?

The L4971 is a Power management from STMicroelectronics, supplied in a DIP-8 package. It is listed in our DC-DC Converters catalog (Power Management).

What are the specifications of the L4971?

Frequency - Switching: 300kHz; Function: Step-down type; Number of Outputs: 1; Operating Temperature: -40°C~+150°C@(TJ); Output Current: 1.5A; Output Type: Adjustable; Output Voltage: 3.3V~50V; Quiescent Current: 2.5mA; Switch tube (built-in/external): Built-in; Synchronous Rectifier: No; Topology: Buck; Voltage - Supply: 8V~55V.

What package is the L4971 in?

The L4971 is listed in a DIP-8 package.

Which part numbers are similar to the L4971?

Similar part numbers in our catalog include L4962/A (STMicroelectronics), L4962E/A (STMicroelectronics), L4963W (STMicroelectronics), L4970A (STMicroelectronics), L4971D (STMicroelectronics) and L4972A (STMicroelectronics). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the L4971?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=L4971&brand=STMicroelectronics or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.