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LM317MDT
+NomenclatureIC REG LINEAR POS ADJ 500MA DPAK
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FabricantSemi - conducteurs optiques
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Pièce fabricant #LM317MDT
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Package DPAK-3
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En stock4119
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Spécifications
| Attribut | Valeur |
| Package / Case | Tube |
| Part Status | Obsolete |
| 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 |
Présentation
Description
The LM317MDT is equipped with a three-terminal design, which includes an input, output, and adjustment pin. By using a pair of resistors connected to the adjustment pin, users can set the desired output voltage. Its robust design allows it to handle a wide range of voltages and currents, making it suitable for applications in consumer electronics, industrial equipment, and more.
This regulator is available in various package types, including TO-220, TO-263, and D2PAK, catering to different thermal and mechanical requirements. Its ease of use and reliability make it a popular choice for both hobbyists and professional engineers.
Equivalent
1. L78S05CV
2. LM1117
3. LM338
4. LM350
5. NCP1117
6. MCP1826
7. UA7805
These are adjustable positive voltage regulators used in various power management applications. It's important to check the specific requirements like output current and voltage range compatibility when selecting an equivalent.
Features
Pinout
1. Input (Pin 1): This is the input pin where the unregulated voltage is connected. It accepts a higher voltage than the desired output voltage.
2. Output (Pin 2): This is the output pin that provides the regulated voltage. The output voltage is adjustable and can be set using external resistors.
3. Adjust (Pin 3): This pin is used to adjust the output voltage. By connecting resistors between the output and adjust pin, the output voltage can be varied according to the desired level.
The LM317 can supply output voltages ranging from 1.25V to 37V with an output current capability of up to 1.5A, given adequate heat sinking. It is widely used for power supply applications due to its versatility and ease of use.