Texas Instruments LM317MDCYG3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.76 | $0.76 |
| 15+ | $0.74 | $11.10 |
| 25+ | $0.72 | $18.00 |
| 50+ | $0.68 | $34.00 |
| 100+ | $0.60 | $60.00 |
| N+ | $0.12 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Tube | |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 1.25V |
| Voltage - Output (Max) | 37V |
| Voltage Dropout (Max) | - |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 10 mA |
| Current - Supply (Max) | - |
| PSRR | 80dB ~ 65dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-261-4, TO-261AA |
| Supplier Device Package | SOT-223-4 |
| ROHS |  |
The Texas Instruments LM317MDCYG3 is a versatile adjustable linear regulator capable of delivering 500mA with an output voltage range from 1.25V to 37V. Its high PSRR of 80dB at 120Hz makes it an excellent choice for audio and precision analog applications. The SOT-223-4 package offers a compact solution for adjustable power supply designs.
- Adjustable Output: 1.25V to 37V range provides design flexibility for various applications.
- High PSRR: 80dB at 120Hz effectively filters mains ripple, ideal for audio circuits.
- Proven Reliability: Based on the industry-standard LM317 architecture, known for robustness.
- Compact SOT-223 Package: Saves board space compared to traditional TO-220 packages.
Adjustable Power Supplies
The 1.25V to 37V adjustable output makes it perfect for benchtop power supplies and lab equipment where a variable voltage rail is required.
Battery Chargers
With its adjustable output, it can be configured to charge various battery chemistries (Li-ion, lead-acid) by setting the appropriate voltage and current limit.
Audio Preamplifier Power
The high PSRR of 80dB to 65dB at 120Hz ensures clean DC power for audio preamps, reducing hum and noise in the audio signal path.
Industrial Instrumentation
Provides a stable, adjustable reference voltage for sensors, transducers, and analog signal conditioning circuits in industrial environments.
LED Lighting Drivers
Can be used as a constant-voltage source for driving LED strips or arrays, with the adjustable output allowing for brightness control.
Test and Measurement Equipment
The adjustable output and 500mA current capability make it suitable for powering prototype circuits and test fixtures in R&D labs.
- Q: What is the output voltage of the LM317MDCYG3?
- A: The output voltage is adjustable from 1.25V up to 37V.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet for the full operating range.
- 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 10 mA.
- Q: What package is available?
- A: It comes in a SOT-223-4 package.
LM317MDCYG3.pdf
- Q: What is the output voltage of the LM317MDCYG3?
- A: The output voltage is adjustable from 1.25V up to 37V.
- Q: What is the maximum output current?
- A: It can deliver up to 500mA.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet for the full operating range.
- 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 10 mA.
- Q: What package is available?
- A: It comes in a SOT-223-4 package.
