STMicroelectronics, L4971D Step-Down Switching Regulator, 1-Channel 1.5A Adjustable 16-Pin, SOIC W

View all Buck Converters
Bulk discount available

Subtotal 10 units (supplied in a tube)*

£21.70

(exc. VAT)

£26.00

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • 49 unit(s) shipping from 14 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
10 - 99£2.17
100 - 249£1.87
250 - 499£1.82
500 +£1.78

*price indicative

Packaging Options:
RS Stock No.:
686-8271P
Mfr. Part No.:
L4971D
Brand:
STMicroelectronics
Find similar products by selecting one or more attributes.
Select all

Brand

STMicroelectronics

Maximum Output Current

1.5A

Maximum Output Voltage

50 V

Regulator Function

Buck Controller

Minimum Output Voltage

3.3 V

Minimum Input Voltage

8 V

Maximum Input Voltage

55 V

Output Type

Adjustable

Mounting Type

Surface Mount

Number of Outputs

1

Pin Count

16

Maximum Switching Frequency

300 kHz

Package Type

SOIC W

Switching Regulator

Yes

Line Regulation

10 mV

Efficiency

85%

Height

2.35mm

Length

10.5mm

Minimum Operating Temperature

-40 °C

Maximum Operating Temperature

+150 °C

Width

7.6mm

Dimensions

10.5 x 7.6 x 2.35mm

DC-DC Switching Converters, Step-Down Regulators, STMicroelectronics


ST’s monolithic switching regulators offer high input-voltage capability, and deliver output currents up to 4A, with high switching frequency.


Switching Voltage Regulators, STMicroelectronics