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LM317MDCYR - Adjustable Linear Voltage Regulator 40V 500mA IC SOT-223-4

Texas Instruments

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SKU:
035-LM317MDCYR
MPN:
LM317MDCYR
Quantity
Unit Price (ex. GST)
1 - 9
₹ 51.68
10 - 99
₹ 46.51
100 or above
₹ 41.34
Adjustable LM317MDCYR linear voltage regulator with up to 40V input and 500mA output current. SOT-223 package LDO regulator ideal for power supplies, embedded electronics, and adjustable DC voltage regulation circuits. View full description
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Technical Specifications

Brand:
Texas Instruments
Case/Package:
SOT-223
Contact Plating:
Tin
Mount:
Surface Mount
Number Of Pins:
4
Weight:
188.014037 mg
Max Input Voltage:
40 V
Max Junction Temperature (Tj):
125 C
Max Operating Temperature:
125 C
Max Output Current:
500 mA
Max Output Voltage:
37 V
Max Supply Voltage:
40 V
Min Input Voltage:
4.2 V
Min Operating Temperature:
-40 C
Min Output Voltage:
1.25 V
Min Supply Voltage:
2.5 V
Number of Channels:
1
Number of Outputs:
1
Number of Regulators:
1
Output Current:
500 mA
Output Type:
Adjustable
Output Voltage:
37 V
Polarity:
Positive
Power Supply Rejection Ratio (PSRR):
80 dB
Quiescent Current:
3.5 mA
Reference Voltage:
1.3 V
Height:
1.8 mm
Length:
6.5 mm
Thickness:
1.6 mm
Width:
3.5 mm

Warranty Information

All the products supplied by Evelta are genuine and original. We offer 14 days replacement warranty in case of manufacturing defects. For more details, please visit our cancellation and returns page.

Description

Resources:

Datasheet

Adjustable 40V 500mA Linear Voltage Regulator IC for Power Supply Circuits, Battery Chargers, and Embedded Electronics – SOT-223 Package

The LM317MDCYR adjustable linear voltage regulator provides a flexible and reliable solution for generating stable output voltages in electronic circuits. Designed to handle input voltages up to 40V and deliver up to 500mA output current, this regulator allows designers to set the desired output voltage using just two external resistors. The compact SOT-223 package makes it suitable for space-constrained PCB layouts while maintaining good thermal performance.

This adjustable voltage regulator IC is widely used in power management applications such as microcontroller power supplies, industrial electronics, battery charging circuits, and embedded development boards. The device includes built-in thermal shutdown, current limiting, and safe-area protection, ensuring stable operation and protecting the circuit under overload conditions. Its proven architecture makes it a dependable choice for engineers, students, and hardware designers building regulated DC power supplies.

Key Features

  • Adjustable Output Voltage – Output voltage configurable from 1.25V up to 37V using external resistors
  • High Input Voltage Capability – Supports input voltage up to 40V for versatile power supply designs
  • 500mA Output Current – Suitable for medium-power analog and digital circuits
  • Integrated Protection – Includes thermal shutdown, internal current limiting, and safe-area compensation
  • Stable Linear Regulation – Provides low noise and consistent voltage output
  • Compact SOT-223 Package – Good thermal characteristics with space-efficient PCB mounting