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LM317LD13TR
+Lista de MateriaisIC REG LIN POS ADJ 100MA 8SOIC
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FabricanteSTMicroeletrônica
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Peça do Fabricante #LM317LD13TR
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Ficha Técnica LM317LD13TR DataSheet
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Pacote SO-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 37V |
| Current-Output | 100mA |
| PSRR | 80dB ~ 65dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | 0°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Key features include line and load regulation, thermal overload protection, and current limiting, ensuring safe operation under different conditions. It requires only two external resistors to set the output voltage, simplifying circuit design. The LM317LD13TR is widely used in power supply circuits, battery chargers, and various electronic devices where precise voltage regulation is needed. Its robust performance and high efficiency make it a popular choice for hobbyists and professionals alike.
Equivalent
Features
1. Adjustable Output: Simple resistor configuration allows for a wide range of output voltages.
2. Thermal Overload Protection: Safeguards the device from overheating.
3. Current Limiting: Provides protection under overcurrent conditions.
4. Output Short Circuit Protection: Ensures durability against accidental short circuits.
5. Line Regulation: Typically 0.01%/V, ensuring stable output with varying input voltages.
6. Load Regulation: Typically 0.1%, maintaining consistent output with varying loads.
7. Low Dropout: Facilitates efficient operation with a lower input-output voltage differential.
8. Compact Package: Available in a small SOT-223 package for space-constrained applications.
These features make the LM317LD13TR suitable for various applications, including power supply designs, battery chargers, and adjustable power sources.
Pinout
1. Vin (Input): This pin receives the unregulated input voltage that you wish to regulate.
2. Vout (Output): This pin outputs the regulated voltage. The output voltage can be adjusted using an external resistor network.
3. ADJ (Adjust): This pin is used to adjust the output voltage. By connecting a voltage divider between the output and ground, with this pin tapping into the divider, you can set the desired output voltage.
The LM317 can supply an output voltage ranging from 1.25V to 37V and deliver a current of up to 100 mA in the surface-mount version. It is widely used for its simplicity, reliability, and flexibility in various applications where adjustable output is required.