Texas Instruments TL317CLPR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.39 | $2.39 |
| 15+ | $2.32 | $34.80 |
| 25+ | $2.27 | $56.75 |
| 50+ | $2.14 | $107.00 |
| 100+ | $1.89 | $189.00 |
| N+ | $0.38 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Marketplace | Cut Tape (CT) |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 38V |
| Voltage - Output (Min/Fixed) | 1.2V |
| Voltage - Output (Max) | 32V |
| Voltage Dropout (Max) | - |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | - |
| Current - Supply (Max) | - |
| PSRR | 65dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | 0°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-226-3, TO-92-3 (TO-226AA) Formed Leads |
| Supplier Device Package | TO-92-3 |
| ROHS |
The TL317CLPR is a versatile adjustable linear regulator from Texas Instruments, capable of delivering 100mA of output current. Its output voltage can be programmed from 1.2V to 32V using two external resistors, offering great flexibility. With a power supply rejection ratio of 65dB at 120Hz, it provides a stable output by filtering input noise. The device comes in a compact TO-92-3 package, making it suitable for a wide range of low-power applications, from hobbyist projects to industrial control circuits.
- Adjustable Output Voltage: Provides design flexibility with an output range from 1.2V to 32V, set by two external resistors.
- Good Ripple Rejection: The 65dB PSRR at 120Hz ensures a stable, clean output by attenuating power supply noise.
- Simple and Cost-Effective: The TO-92-3 package and minimal external component requirement make it an economical solution for many designs.
- Proven Technology: Based on the industry-standard 317 architecture, it is a reliable and well-understood regulator.
Adjustable Power Supplies
The TL317CLPR's adjustable output from 1.2V to 32V makes it an excellent choice for building simple, variable bench power supplies for hobbyist and educational projects.
Local On-Board Regulation
Use it to create a clean, local supply rail for analog circuits on a mixed-signal PCB, isolating them from digital switching noise.
Battery Chargers
With its adjustable output and current limit capability, it can be configured as a simple constant-voltage/constant-current charger for NiMH or lead-acid batteries.
Audio Preamplifier Supply
The 65dB PSRR at 120Hz helps to minimize hum and noise in audio preamplifier circuits, ensuring a clean power source for op-amps.
Reference Voltage Source
Its stable and adjustable output can be used as a precision reference for comparators, ADCs, or other circuits requiring a known voltage.
Low-Cost Consumer Electronics
For cost-sensitive applications like small appliances or toys, the TL317CLPR in a TO-92 package offers a simple and economical voltage regulation solution.
- Q: What is the output voltage of the TL317CLPR?
- A: The TL317CLPR is an adjustable regulator with an output voltage range from 1.2V to 32V, set by an external resistor divider.
- Q: What is the maximum output current?
- A: This device can deliver a maximum output current of 100mA.
- Q: What is the input voltage range?
- A: The input voltage can range from 1.2V up to a maximum of 32V.
- Q: What is the dropout voltage?
- A: The dropout voltage is not specified in the provided data. Please refer to the official datasheet for this parameter.
- Q: What is the PSRR?
- A: The power supply rejection ratio is 65dB at 120Hz, providing good filtering of input ripple.
- Q: What package is the TL317CLPR available in?
- A: It is available in a TO-92-3 package, a common through-hole package for low-power applications.
- Q: What is the output voltage of the TL317CLPR?
- A: The TL317CLPR is an adjustable regulator with an output voltage range from 1.2V to 32V, set by an external resistor divider.
- Q: What is the maximum output current?
- A: This device can deliver a maximum output current of 100mA.
- Q: What is the input voltage range?
- A: The input voltage can range from 1.2V up to a maximum of 32V.
- Q: What is the dropout voltage?
- A: The dropout voltage is not specified in the provided data. Please refer to the official datasheet for this parameter.
- Q: What is the PSRR?
- A: The power supply rejection ratio is 65dB at 120Hz, providing good filtering of input ripple.
- Q: What package is the TL317CLPR available in?
- A: It is available in a TO-92-3 package, a common through-hole package for low-power applications.

TL317CLPR.pdf