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LM317LIPK
IC REG LIN POS ADJ 0.1A SOT89-3
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- Fr. Teil #LM317LIPK
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Spezifikationen
| 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 | 100mA |
| Current - Quiescent (Iq) | 100 µA |
| PSRR | 75dB ~ 60dB (120Hz) |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package | TO-243AA |
| Supplier Device Package | SOT-89-3 |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Übersicht
Description
Key features include internal current limiting, thermal overload protection, and safe area compensation, which enhance device reliability by preventing damage under unexpected conditions. The LM317LIPK is particularly suited for battery-powered devices, small power supplies, and portable equipment due to its efficient regulation capabilities and compact size.
For operation, the device requires two external resistors to set the desired output voltage, offering flexibility in various applications. Its ease of use, coupled with a low dropout voltage, makes it a popular choice among engineers and hobbyists alike. Additionally, the LM317LIPK is available in various package types to accommodate different mounting needs.
Overall, the LM317LIPK provides an efficient and cost-effective solution for applications needing a simple, adjustable power supply.
Features
1. Adjustability: Allows for precise control of output voltage via external resistors.
2. Thermal Overload Protection: Prevents damage due to excessive temperature.
3. Short-Circuit Protection: Safeguards the device and connected components from overcurrent conditions.
4. Safe Operating Area Protection: Ensures reliable performance over a range of conditions.
5. Low Dropout Voltage: Requires a minimal difference between input and output voltages.
6. High Ripple Rejection: Effectively minimizes output voltage fluctuations due to input ripples.
These features make the LM317LIPK suitable for applications such as power supply design, battery chargers, and any circuit requiring a stable voltage output. Its compact package and robust performance make it a popular choice in electronics design.
Package
Pinout
1. Input (Vin): This pin is connected to the unregulated input voltage. It supplies power to the internal circuitry of the LM317 and regulates the output voltage.
2. Output (Vout): This pin provides the regulated output voltage, which can be adjusted using external resistors connected between the output and adjustment pins. The output voltage is typically set to a desired level between 1.25V to 37V based on the resistor values.
3. Adjustment (Adj): This pin is used to adjust the output voltage. By connecting a resistor between the adjustment pin and output pin, and another resistor between the adjustment pin and ground, you can set the output voltage to a desired level according to the formula: Vout = 1.25V * (1 + R2/R1) + Iadj * R2, where Iadj is typically small enough to be neglected in most applications.
The LM317 is commonly used in power supply circuits where a stable, adjustable output voltage is required.
Manufacturer
Application
Equivalent
Versand
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Zahlungen
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