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L7981A

STMicroelectronics

Images are for reference only
See Product Specifications

Mouser No:

511-L7981A

Mfr. No:

L7981A

Mfr.:

STMicroelectronics

Description:

Switching Voltage Regulators 3A Step-Down Reg 3.7A 4.5 to 28V 1MHz

Complete Your Design

Lifecycle:

End of Life:

Scheduled for obsolescence and will be discontinued by the manufacturer.

Datasheet:

L7981A Datasheet (PDF)

ECAD Model:

Download the free Library Loader to convert this file for your ECAD Tool. Learn more about the ECAD Model.

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Product Attribute	Attribute Value	Select Attribute
Manufacturer:	STMicroelectronics
Product Category:	Switching Voltage Regulators
RoHS:
Mounting Style:	SMD/SMT
Package/Case:	HSOP-8
Topology:	Buck
Output Voltage:	600 mV to 28 V
Output Current:	3 A
Number of Outputs:	1 Output
Quiescent Current:	2.4 mA
Switching Frequency:	250 kHz
Minimum Operating Temperature:	- 40 C
Maximum Operating Temperature:	+ 150 C
Series:	L7981
Packaging:	Tube
Brand:	STMicroelectronics
Moisture Sensitive:	Yes
Product Type:	Switching Voltage Regulators
Factory Pack Quantity:	2000
Subcategory:	PMIC - Power Management ICs
Unit Weight:	70.600 mg

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Attributes selected: 0

Filter Document:

Datasheet

L7981A Datasheet (PDF)

EOL

Product Discontinuance Notification 2024-03-19 (PDF)

PCN

Product Change Notification (PDF)

Compliance Codes

CNHTS:: 8542399000
CAHTS:: 8542390000
USHTS:: 8542390090
JPHTS:: 854239099
TARIC:: 8542399000
MXHTS:: 8542399901
ECCN:: EAR99

Origin Classifications

Country of Origin:: Philippines
Assembly Country of Origin:: Not available
Country of Diffusion:: Not available

The country is subject to change at the time of shipment.

FEATURED PRODUCTS

STMICROELECTRONICS

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High-efficiency, monolithic step-down converter specifically designed for automotive applications.

DCP3603 3A Synchronous Buck Converters

A wide-input voltage, easy-to-use synchronous buck converter that can drive up to 3A load current.

DCP3601 Synchronous Buck Converters

Offers an extended input range from 3.3V to 36V and can drive up to 1A load current.

Low Earth Orbit (LEO) Rad-Hard ICs

Combination of cost-effectiveness, radiation hardness, quality assurance and delivered quantities.

A6983 Automotive Step-Down Converters

Easy-to-use synchronous monolithic step-down regulators that deliver up to 3A DC to the load.

In Stock: 700

Stock:: 700 Can Dispatch Immediately

An unexpected error occurred. Please try again later.

This product is no longer manufactured and will no longer be available once stock is depleted.

Enter Quantity:

Minimum: 1 Multiples: 1

Unit Price:

$-.--

Ext. Price:

$-.--

Est. Tariff:

Pricing (USD)

Qty.	Unit Price	Ext. Price
	$1.54	$1.54
	$1.23	$12.30
	$1.15	$28.75
	$1.06	$106.00
	$1.01	$252.50
	$1.00	$2,000.00

Alternative Packaging

Mfr. Part No.:

Packaging:

Reel, Cut Tape, MouseReel

Availability:

In Stock

Price:

$2.06

Min:

1

Similar Product

STMicroelectronics L7981ATR

Mfr.:

STMicroelectronics

Mfr. No:

L7981ATR

Description:

Switching Voltage Regulators 3 A Step-Down Reg 4.5V to 28V 250 kHz

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