LM317T Voltage Regulator ICs
The LM317T is a versatile 3-terminal adjustable voltage regulator that delivers output voltages from 1.2V to 37V. It supports a maximum output current of 1.5A, making it ideal for various power supply needs. An input voltage range of 4.2V to 40V provides flexibility for different applications.
Description
Product parameter
|
Type |
Parameter |
|
Category |
Power Management (PMIC) |
|
Type |
Voltage Regulators - LDO Regulators |
|
Package / Case |
TO-220-3 |
|
Number of Pins |
3 |
|
Weight |
2.299997g |
|
Operating Temperature |
0°C ~ 125°C |
|
Base Part Number |
LM317 |
|
Pin Count |
3 |
|
Output Voltage |
37V |
|
Output Type |
Adjustable |
|
Max Output Current |
1.5A |
|
Max Supply Voltage |
40V |
|
Min Supply Voltage |
3V |
|
Output Configuration |
Positive |
|
Max Output Voltage |
37V |
|
Voltage - Output (Min/Fixed) |
1.25V |
|
Number of Regulators |
1 |
|
Min Input Voltage |
4.2V |
|
Protection Features |
Over Current, Over Temperature, Short Circuit |
|
Height |
4.7mm |
|
Length |
14.986mm |
|
Width |
10.16mm |
|
Thickness |
4.572mm |
Ordering information
Features
- The LM317T is a versatile and high-performance voltage regulator with the following key features:
- Wide Output Voltage Range:
- Adjustable output voltage from 1.2V to 37V, making it versatile for various applications.
- High Output Current:
- It can deliver an output current of more than 1.5A, supporting higher power requirements.
- Excellent Line and Load Regulation:
- Provides 0.1% line and load regulation, ensuring stable output voltage under varying conditions.
- Comprehensive Protection:
- Includes built-in protections such as current limiting, thermal shutdown, and Safe Operating Area (SOA) control for enhanced reliability.
- Wide Operating Temperature:
- It operates over a broad temperature range from 0°C to 125°C and is suitable for demanding environments.
- Low Minimum Input Voltage:
- It requires a minimum input voltage of 4.2V to function effectively, making it suitable for low-voltage applications.
Package
- The LM317T comes in a TO-220-3 package, which is a three-pin configuration. The package dimensions are as follows:
- Height: 4.7mm
Length: 14.986mm
Width: 10.16mm
Thickness: 4.572mm
- The package weighs approximately 2.3g, making it a relatively compact and lightweight choice for various applications.
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Lead time
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Q: What is this circuit's output voltage range?
A: It has an adjustable output voltage range of 1.2V to 37V, making it ideal for a variety of voltage regulation applications.
Q: What is this regulator IC's maximum output current?
A: Depending on the thermal conditions and heat sink employed, it can provide an output current of more than 1.5A.
Q: Does the LM317T provide overcurrent protection?
A: Yes, it has built-in current limiting, thermal shutdown, and safe operating area (SOA) control to protect the device and circuit.
Q: What is the range of output voltages for this circuit?
A: It features an adjustable output voltage range of 1.2V to 37V, making it suitable for a wide range of voltage regulating needs.
Q: What is this regulator IC's maximum output current?
A: Depending on the temperature conditions and heat sink used, it can give an output current of more than 1.5A.
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