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

View all Buck Converters

Subtotal (1 tube of 92 units)*

£180.688

(exc. VAT)

£216.844

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 92 unit(s) ready to ship
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Tube*
92 +£1.964£180.69

*price indicative

RS Stock No.:
145-6865
Mfr. Part No.:
LM25574MT/NOPB
Brand:
Texas Instruments
Find similar products by selecting one or more attributes.
Select all

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

Pin Count

16

Maximum Switching Frequency

1000 kHz

Package Type

TSSOP

Switching Regulator

Yes

Efficiency

90%

Maximum Operating Temperature

+125 °C

Minimum Operating Temperature

-40 °C

Width

4.4mm

Length

5mm

Height

0.9mm

Dimensions

5 x 4.4 x 0.9mm

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.

Related links