Texas Instruments Buck Converter, Surface Mount, 1.23 V Output Voltage, 3 A Output Current, 1 Outputs

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Subtotal (1 tube of 73 units)*

SGD547.646

(exc. GST)

SGD596.921

(inc. GST)

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73 - 73SGD7.502SGD547.65
146 - 219SGD7.277SGD531.22
292 - 657SGD7.058SGD515.23
730 - 1387SGD6.847SGD499.83
1460 +SGD6.641SGD484.79

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RS Stock No.:
121-8278
Mfr. Part No.:
LM25576MH/NOPB
Manufacturer:
Texas Instruments
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Brand

Texas Instruments

Product Type

Buck Converter

Output Voltage 1

1.23 V

Output Current

3A

Mount Type

Surface Mount

Number of Outputs

1

Efficiency

90%

Maximum Operating Temperature

125°C

Minimum Operating Temperature

-40°C

Number of Pins

20

Series

LM25576

Package Type

TSSOP

Standards/Approvals

JEDEC, RoHS

Width

4.4 mm

Length

6.5mm

Depth

0.9mm

Maximum Input Voltage

42V

Minimum Input Voltage

6V

COO (Country of Origin):
GB

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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