Texas Instruments Buck Converter, Surface Mount, 1.23V Output Voltage, 500 mA Output Current, 1 Outputs

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Packaging Options:
RS Stock No.:
288-780
Mfr. Part No.:
LM25574MT/NOPB
Manufacturer:
Texas Instruments
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Brand

Texas Instruments

Output Voltage 1

1.23V

Product Type

Buck Converter

Output Current

500mA

Mount Type

Surface Mount

Number of Outputs

1

Efficiency

90%

Maximum Operating Temperature

125°C

Minimum Operating Temperature

-40°C

Number of Pins

16

Series

LM25574

Package Type

TSSOP

Length

5mm

Standards/Approvals

JEDEC, RoHS

Depth

1.2mm

Width

4.4mm

Maximum Input Voltage

42V

Minimum Input Voltage

6V

SIMPLE SWITCHER® Step-Down Regulators, LM557x & LM2557x Series


The LM557x and LM2557x are easy to use high-performance SIMPLE SWITCHER® buck regulators which allow design engineers to design and optimize a robust power supply using a minimum set of components.

Integrated N-channel MOSFET

Ultra-Wide Input Voltage Range up to 42V/75V

Emulated current mode for fast transient response

Adjustable Output Voltage as Low as 1.225V

1.5% Feedback Reference Accuracy

Operating frequency adjustable between 50kHz and 500kHz with single resistor

Adjustable soft-start

SIMPLE SWITCHER® Regulators, Texas Instruments


Use for wide voltage inputs designs up to 75V, and a balance between ease of use and flexibility.

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