Texas Instruments, LM25574MT/NOPB Step-Down Switching Regulator, 1-Channel 500mA Adjustable 16-Pin, TSSOP

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

Texas Instruments

Maximum Output Current

500mA

Regulator Function

Buck Controller, Inverting

Minimum Input Voltage

6 V

Maximum Input Voltage

42 V

Output Type

Adjustable

Mounting Type

Surface Mount

Number of Outputs

1

Maximum Switching Frequency

1000 kHz

Pin Count

16

Package Type

TSSOP

Switching Regulator

Yes

Width

4.4mm

Minimum Operating Temperature

-40 °C

Length

5mm

Maximum Operating Temperature

+125 °C

Dimensions

5 x 4.4 x 0.9mm

Height

0.9mm

Efficiency

90%

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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