STMicroelectronics LM317D2T-TR, Voltage Regulator 20 W 40V 3-Pin

This image is representative of the product range

View all Voltage Regulators
Bulk discount available

Subtotal (1 pack of 5 units)*

PHP285.12

(exc. VAT)

PHP319.335

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 115 unit(s) ready to ship from another location
  • Plus 1,000 unit(s) shipping from December 25, 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per Unit
Per Pack*
5 - 20PHP57.024PHP285.12
25 - 95PHP55.314PHP276.57
100 - 245PHP53.654PHP268.27
250 - 495PHP52.046PHP260.23
500 +PHP50.486PHP252.43

*price indicative

Packaging Options:
RS Stock No.:
714-0782
Mfr. Part No.:
LM317D2T-TR
Manufacturer:
STMicroelectronics
Find similar products by selecting one or more attributes.
Select all

Brand

STMicroelectronics

Product Type

Voltage Regulator

Mount Type

Surface

Polarity

Positive

Pin Count

3

Power Rating

20W

Width

9.35 mm

Length

10.24mm

Standards/Approvals

No

Height

4.57mm

Series

LM317

Maximum Input Voltage

40V

Maximum Operating Temperature

125°C

Automotive Standard

No

LM217/LM317 Linear Voltage Regulator, STMicroelectronics


The STMicroelectronics LM217, LM317 Positive linear voltage regulator are robust as they feature internal current limiting and thermal shutdown. The adjustable voltage regulator is supplied in various packages from TO220, TO220FP and D2PAK devices. This series offers 1.5 Amps of load current with an output range of 1.2 V to 37 V by using the resistive divider.

0.1% line and load regulation

Safe operational area protection

Floating operation for high voltage

Linear Voltage Regulators, STMicroelectronics


Related links