Texas Instruments LM317LCPKG3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.52 | $0.52 |
| 15+ | $0.51 | $7.65 |
| 25+ | $0.50 | $12.50 |
| 50+ | $0.47 | $23.50 |
| 100+ | $0.41 | $41.00 |
| N+ | $0.08 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| 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) | 2.5 mA |
| Current - Supply (Max) | - |
| PSRR | 80dB ~ 65dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-243AA |
| Supplier Device Package | SOT-89-3 |
| ROHS |  |
The Texas Instruments LM317LCPKG3 is a versatile adjustable linear regulator capable of delivering 100mA with an output voltage range from 1.2V to 32V. This classic three-terminal regulator offers excellent line and load regulation, making it a staple in power supply design. It features a high PSRR of 80dB to 65dB at 120Hz, effectively filtering ripple. Housed in a SOT-89-3 package, it provides a reliable and flexible solution for a wide variety of applications requiring a custom voltage rail.
- Adjustable Output: Output voltage can be set from 1.2V to 32V, providing design flexibility.
- High Ripple Rejection: 80dB PSRR at 120Hz ensures clean DC output, ideal for audio.
- Proven Reliability: Based on the industry-standard LM317 architecture, known for robustness.
- Compact SOT-89 Package: Offers a smaller footprint than traditional TO-220 packages.
Adjustable Power Supplies
As a classic adjustable regulator, it allows designers to set any output voltage between 1.2V and 32V with just two external resistors, offering maximum flexibility.
Battery Chargers
Its adjustable output makes it suitable for creating simple, constant-voltage chargers for lead-acid or lithium batteries.
Bench Test Equipment
Ideal for prototyping and lab power supplies where a variable 100mA source is needed for testing various circuit blocks.
Audio Preamplifiers
The high PSRR of 80dB at 120Hz helps eliminate mains hum, providing a clean supply for audio op-amps.
Reference Voltage Source
Can be configured to provide a precise, stable reference voltage for ADC circuits or voltage comparators.
- Q: What is the output voltage of the LM317LCPKG3?
- A: The output voltage is adjustable from 1.2V to 32V.
- Q: What is the maximum output current?
- A: The maximum output current is 100mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet.
- Q: What is the dropout voltage?
- A: The dropout voltage is not specified in the provided data; refer to the datasheet.
- Q: What is the quiescent current?
- A: The quiescent current is 2.5 mA.
- Q: What is the PSRR?
- A: The PSRR is 80dB to 65dB at 120Hz.
LM317LCPKG3.pdf
- Q: What is the output voltage of the LM317LCPKG3?
- A: The output voltage is adjustable from 1.2V to 32V.
- Q: What is the maximum output current?
- A: The maximum output current is 100mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet.
- Q: What is the dropout voltage?
- A: The dropout voltage is not specified in the provided data; refer to the datasheet.
- Q: What is the quiescent current?
- A: The quiescent current is 2.5 mA.
- Q: What is the PSRR?
- A: The PSRR is 80dB to 65dB at 120Hz.
