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LM317MDT-TR
+BOMIC REG LINEAR POS ADJ 500MA DPAK
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ManufacturerSTMicroelectronics
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Mfr. Part #LM317MDT-TR
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Datasheet LM317MDT-TR DataSheet
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Package TO-252-3
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In Stock5048
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Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 1.2V |
| Voltage - Output (Max) | 37V |
| Current - Output | 500mA |
| PSRR | 80dB ~ 65dB (120Hz) |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Overview
Description
Equivalent
Features
1. Output Voltage Range: Adjustable from 1.25V to 37V, allowing for broad application use.
2. Output Current: Capable of delivering over 500 mA of load current with a dropout voltage of less than 3V.
3. Thermal Protection: Built-in thermal overload protection to prevent damage from overheating.
4. Short-Circuit Protection: Incorporates current limiting to safeguard against short circuits.
5. Load Regulation: Provides excellent load regulation typically at 0.1%.
6. Line Regulation: Maintains stability with line regulation typically at 0.01%/V.
7. Internal Current Limiting: Ensures reliable operation under adverse conditions.
8. Temperature-Compensated: Ensures consistency and stability across different temperatures.
9. Low Noise: Offers low noise performance suitable for sensitive applications.
10. Package: Available in a DPAK surface-mount package, beneficial for compact and efficient designs.
These features make the LM317MDT-TR an ideal choice for a wide range of applications requiring adjustable and reliable voltage regulation.
Pinout
1. Input (Vin): This pin receives the unregulated input voltage. It is connected to the positive side of the power supply that needs regulation.
2. Output (Vout): This pin provides the regulated output voltage. The output can be adjusted to provide a range of voltages, typically from 1.25V to 37V, depending on the input voltage and the configuration of external resistors.
3. Adjust (Adj): This pin is used to set the output voltage. By connecting it to a resistor divider network, you can adjust the output voltage to the desired level.
The LM317 is widely used for its simplicity and effectiveness in applications requiring a stable and adjustable power supply.