Texas Instruments LM317DCY, 5-Channel Linear, Voltage Regulator, 1.5 A, 37 V, SOT-223 3-Pin

View all Voltage Regulators
Bulk discount available

Subtotal (1 pack of 5 units)*

£4.93

(exc. VAT)

£5.915

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 700 unit(s) ready to ship
  • Plus 3,200 unit(s) shipping from 03 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Pack*
5 - 20£0.986£4.93
25 - 45£0.938£4.69
50 - 120£0.844£4.22
125 - 245£0.76£3.80
250 +£0.72£3.60

*price indicative

Packaging Options:
RS Stock No.:
661-6128
Mfr. Part No.:
LM317DCY
Brand:
Texas Instruments
Find similar products by selecting one or more attributes.
Select all

Brand

Texas Instruments

Regulator Type

Linear

Product Type

Voltage Regulator

Number of Outputs

5

Output Voltage

37 V

Line Regulation

0.04 %/V

Load Regulation

0.5 %

Mount Type

Surface

Polarity

Positive

Package Type

SOT-223

Pin Count

3

Output Current

1.5A

Output Type

Adjustable

Switching Regulator

No

Height

1.6mm

Standards/Approvals

RoHS

Width

3.5 mm

Series

LM317

Length

6.5mm

Maximum Input Voltage

40V

Maximum Operating Temperature

125°C

Minimum Input Voltage

4.2V

Minimum Operating Temperature

0°C

Automotive Standard

No

LM117/LM317 Adjustable Voltage Regulators


The Texas Instruments LM117/LM317 series of adjustable three-terminal positive voltage regulators are available with current ratings of 0.1, 0.5 and 1.5A. Output voltage range is from 1.25 V to 37 V and is set by two external resistors. These robust and reliable devices incorporate current limiting, thermal overload protection, and safe operating area protection.

Output Voltage Range: 1.2 V to 37 V

Output Current: 1.5 A (LM317), 0.5 A (LM317M), 0.1 A (LM317L)

Typical line regulation: 0.01%

Typical load regulation: 0.1%

Linear Voltage Regulators, Texas Instruments


A range of fixed and adjustable Linear Voltage regulators from Texas Instruments. The range includes both positive and negative polarity devices with output current ratings from 100mA up to 5A.

Related links