STMicroelectronics, L4978D Step-Down Switching Regulator, 1-Channel 2A Adjustable 16-Pin, SOIC W

View all Buck Converters

Subtotal (1 unit)*

£1.83

(exc. VAT)

£2.20

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 24 unit(s) ready to ship
  • Plus 1,170 unit(s) shipping from 08 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£1.83

*price indicative

Packaging Options:
RS Stock No.:
686-8237
Mfr. Part No.:
L4978D
Brand:
STMicroelectronics
Find similar products by selecting one or more attributes.
Select all

Brand

STMicroelectronics

Maximum Output Current

2A

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

Maximum Switching Frequency

300 kHz

Pin Count

16

Package Type

SOIC W

Switching Regulator

Yes

Line Regulation

10 mV

Width

7.6mm

Length

10.5mm

Maximum Operating Temperature

+150 °C

Efficiency

87%

Height

2.35mm

Minimum Operating Temperature

-40 °C

Dimensions

10.5 x 7.6 x 2.35mm

Related links