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LM317AMDT
+Lista de MateriaisIC REG LIN POS ADJ 1.5A TO252-3
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FabricanteTexas Instruments
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Peça do Fabricante #LM317AMDT
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Pacote TO-252 (NDP)-3
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Em Estoque7163
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Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Not For New Designs |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 1.25V |
| Voltage-Output(Max) | 37V |
| Current-Output | 1.5A |
| Current-Quiescent(Iq) | 10 mA |
| PSRR | 80dB ~ 65dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
Visão Geral
Description
Key features include thermal overload protection, short-circuit protection, and output transistor safe area compensation. The LM317AMDT requires only two external resistors to set the desired output voltage, simplifying circuit design. This component is often used in power supply circuits, battery chargers, and other applications requiring a stable and adjustable voltage source. Its TO-252 surface-mount package makes it suitable for compact and efficient circuit layouts. Its robust performance and protective features make it a popular choice among engineers and hobbyists for managing power in electronic devices.
Equivalent
Features
1. Adjustable Output: It provides an output voltage range from 1.25V to 37V with an output current of up to 1.5A, making it suitable for various applications needing a custom voltage level.
2. Thermal Overload Protection: The device includes built-in thermal overload protection, which prevents damage due to excessive temperature.
3. Short-Circuit Protection: It features current limiting to protect against short-circuits.
4. Output Voltage Tolerance: Offers an output voltage tolerance of 1% for guaranteed accuracy.
5. Reliable Operation: The LM317AMDT ensures stable operation with improved line and load regulation.
6. Easy-to-Use: Requires only two external resistors to set the output voltage.
7. Package Options: It is available in various packages, including the TO-252, which aids in efficient heat dissipation.
Overall, the LM317AMDT is an efficient solution for applications requiring a reliable and adjustable power supply.
Pinout
1. Input (Vin): This pin receives the input voltage from which the device regulates the output voltage. It should be higher than the desired output voltage.
2. Output (Vout): This pin provides the regulated output voltage. The output voltage can be adjusted using external resistors.
3. Adjust (Adj): This pin is used to set the output voltage. By connecting a resistor between the output and adjust pins, and another resistor between the adjust pin and ground, you can set the desired output voltage.
The LM317AMDT allows for an output voltage range of 1.25V to 37V, depending on the input voltage and resistor values. It can deliver an output current of up to 1.5A. The device is well-suited for applications requiring a stable and adjustable power supply.