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LM2576S-5.0/NOPB +BOM

Step-down voltage converter with fixed output of 5V and maximum input of 40V

Manufacturer:

Texas Instruments
Mfr.Part #:

LM2576S-5.0/NOPB
Datasheet:

LM2576S-5.0/NOPB Datasheet (PDF)
Vin (min) (V):

4
Vin (max) (V):

40
Vout (min) (V):

3.3
Vout (max) (V):

37
EDA/CAD Models:

Request Free CAD Models for LM2576S-5.0/NOPB

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LM2576S-5.0/NOPB General Description

One standout feature of the LM2576 series is its ability to reduce the need for large heat sinks, or eliminate the need for one entirely in certain cases. This is achieved through its high efficiency design, which is a significant advancement over traditional linear regulators. The availability of standard inductors optimized for use with the LM2576 further streamlines the design process for switch-mode power supplies, enhancing overall performance and reliability

Key Features

Newer products available:
- LMR51430 4.5 to 36-V, 3-A, 500-kHz and 1.1-MHz synchronous converter
- LM76003 3.5 to 60-V, 3.5-A, 300-kHz to 2.2-MHz synchronous converter
For faster time to market:
- TLVM13630 3 to 36-V, 3-A, 200-kHz to 2.2-MHz power module
3.3-V, 5-V, 12-V, 15-V, and adjustable output versions
Adjustable version output voltage range,1.23 V to 37 V (57 V for HV version) ±4% maximum over line and load conditions
Specified 3-A output current
Wide input voltage range: 40 V Up to 60 V for HV version
Requires only four external components
52-kHz fixed-frequency internal oscillator
TTL-shutdown capability, low-power standby mode
High efficiency
Uses readily available standard inductors
Create a custom design using the LMR33630 or LM76003 with the WEBENCH Power Designer

Specifications

Vin (min) (V)	4	Vin (max) (V)	40
Vout (min) (V)	3.3	Vout (max) (V)	37
Iout (max) (A)	3	Iq (typ) (mA)	5
Switching frequency (min) (kHz)	42	Switching frequency (max) (kHz)	63
Features	Enable, Over Current Protection	Operating temperature range (°C)	-40 to 125
Rating	Catalog	Regulated outputs (#)	1
Control mode	Voltage mode	Duty cycle (max) (%)	98
Type	Converter