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LM2676SX-ADJ/NOPB +BOM

SIMPLE SWITCHER 8V to 40V, 3A Low Component Count Step-Down Regulator

Manufacturer:

Texas Instruments
Mfr.Part #:

LM2676SX-ADJ/NOPB
Datasheet:

LM2676SX-ADJ/NOPB Datasheet (PDF)
Vin (min) (V):

8
Vin (max) (V):

40
Vout (min) (V):

1.23
Vout (max) (V):

37
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LM2676SX-ADJ/NOPB General Description

The LM2676SX-ADJ/NOPB is a step-down voltage regulator integrated circuit manufactured by Texas Instruments. This regulator is an adjustable output voltage version capable of delivering up to 3A of output current. It has a wide input voltage range of 8V to 40V, making it suitable for a variety of applications.The device features an adjustable output voltage range of 1.2V to 37V, which can be set using external resistors. It operates at a fixed switching frequency of 260kHz, allowing for smaller external components and efficient power conversion.The LM2676SX-ADJ/NOPB also includes protections such as thermal shutdown and current limit to safeguard against overloading and overheating. It comes in a TO-263-5 package, providing efficient heat dissipation and easy mounting.

Key Features

Adjustable output voltage regulator

Wide input voltage range (8V to 40V)

Output voltage adjustable from 1.25V to 37V

High efficiency (up to 92%)

Current limit and thermal shutdown protection

Compact TO-263 package

Low dropout voltage

Application

The LM2676SX-ADJ/NOPB is commonly used in a variety of applications including power management for industrial, automotive, and telecommunications equipment

It is also utilized in voltage regulation for network systems, instrumentation, and consumer electronics

Specifications

Vin (min) (V)	8	Vin (max) (V)	40
Vout (min) (V)	1.23	Vout (max) (V)	37
Iout (max) (A)	3	Iq (typ) (mA)	4.2
Switching frequency (min) (kHz)	260	Switching frequency (max) (kHz)	260
Features	Enable, Over Current Protection	Operating temperature range (°C)	-40 to 125
Rating	Catalog	Regulated outputs (#)	1
Control mode	Voltage mode	Duty cycle (max) (%)	91
Type	Converter