STMicroelectronics · DC-DC Converters

L7981ATR

STMicroelectronics DC-DC Converters · SOIC-8-EP

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The L7981ATR is a DC-DC Converters from STMicroelectronics, supplied in a SOIC-8-EP package. It is listed in our DC-DC Converters catalog (Power Management).

Key specifications of the L7981ATR: frequency - switching 1MHz, output current 3A, output voltage 600mV~28V, quiescent current 2.4mA, operating temperature -40°C~+150°C@(TJ) and function Step-down type.

PartnerSemi sources the L7981ATR 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 numberL7981ATR
ManufacturerSTMicroelectronics
Product typeDC-DC Converters
CategoryDC-DC Converters
Package / caseSOIC-8-EP
Frequency - Switching1MHz
FunctionStep-down type
Number of Outputs1
Operating Temperature-40°C~+150°C@(TJ)
Output Current3A
Output TypeAdjustable
Output Voltage600mV~28V
Quiescent Current2.4mA
Switch tube (built-in/external)Built-in
Synchronous RectifierNo
TopologyBuck
Voltage - Supply4.5V~28V

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

More STMicroelectronics DC-DC Converters

Part numberTypePackageKey specs
L6997S DC-DC converter
L7292 DC-DC converter
L7980A DC-DC Converters SOIC-8 250kHz~1MHz2A
L7980ATR DC-DC Converters SOIC-8 1MHz2A
L7985A DC-DC Converters HSOP-8-EP 1MHz2A
L7986A DC-DC Converters SOIC-8 1MHz3A
L7986ATR DC-DC Converters SOIC-8-EP 1MHz3A
L7986TA LDO regulator HSOP-8-EP 1MHz3A

Frequently asked questions

What is the L7981ATR?

The L7981ATR is a DC-DC Converters from STMicroelectronics, supplied in a SOIC-8-EP package. It is listed in our DC-DC Converters catalog (Power Management).

What are the specifications of the L7981ATR?

Frequency - Switching: 1MHz; Function: Step-down type; Number of Outputs: 1; Operating Temperature: -40°C~+150°C@(TJ); Output Current: 3A; Output Type: Adjustable; Output Voltage: 600mV~28V; Quiescent Current: 2.4mA; Switch tube (built-in/external): Built-in; Synchronous Rectifier: No; Topology: Buck; Voltage - Supply: 4.5V~28V.

What package is the L7981ATR in?

The L7981ATR is listed in a SOIC-8-EP package.

Which part numbers are similar to the L7981ATR?

Similar part numbers in our catalog include L6997S (STMicroelectronics), L7292 (STMicroelectronics), L7980A (STMicroelectronics), L7980ATR (STMicroelectronics), L7985A (STMicroelectronics) and L7986A (STMicroelectronics). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the L7981ATR?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=L7981ATR&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.