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LM337IMP/NOPB
+BOMIC REG LIN NEG ADJ 1.5A SOT223-4
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제조업체국가 반도체
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제조업체 부품 #LM337IMP/NOPB
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데이터시트 LM337IMP/NOPB DataSheet
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패키지 SOT223-4
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재고3098
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사양
| 속성 | 가치 |
| Package | Bulk |
| ProductStatus | Active |
| OutputConfiguration | Negative |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | -40V |
| Voltage-Output(Min/Fixed) | -1.2V |
| Voltage-Output(Max) | -37V |
| Current-Output | 1.5A |
| PSRR | 60dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-261-4, TO-261AA |
개요
Description
The LM337 features internal current limiting, thermal shutdown, and safe area compensation, which enhance its reliability and protect it against overload conditions. Its TO-252 (DPAK) package allows for efficient heat dissipation, crucial for maintaining performance stability in compact designs. The adjustable output is achieved through the use of external resistors, enabling precise voltage setting tailored to specific needs.
Applications for the LM337IMP/NOPB include power supplies for operational amplifiers, analog circuits, and other devices requiring negative voltage. Its ease of use, combined with robust performance and protection features, make it an ideal choice for both hobbyists and professional engineers working on power regulation projects.
Equivalent
Features
1. Adjustable Output: The voltage can be easily set using two external resistors.
2. Current Capability: Capable of providing up to 1.5A with proper heat sinking.
3. Thermal Regulation: Incorporates thermal overload protection to guard against overheating.
4. Safe Operating Area Protection: Ensures device safety under all operating conditions.
5. Low-Noise Operation: Provides stable and low-noise output for sensitive applications.
6. High Ripple Rejection: Offers high ripple rejection for better performance in noisy environments.
7. Short-Circuit Protection: Protects against short-circuit conditions.
8. Wide Input Voltage Range: Suitable for various power supply needs.
These features make the LM337IMP/NOPB suitable for a wide range of applications including power supply regulation in industrial, communication, and consumer electronics.
Pinout
- Pin Count: 3 pins
- Function: It is designed to provide a negative output voltage from a higher negative input voltage. The output voltage is adjustable and can range from -1.2V to -37V, depending on the resistor configuration.
Pin Functions:
1. Input (IN): This pin receives the negative input voltage.
2. Output (OUT): The regulated negative output voltage is provided on this pin.
3. Adjust (ADJ): This pin is used to adjust the output voltage. By connecting resistors between the Output and Adjust pins, and from the Adjust pin to ground, the output voltage can be set according to the desired level.
This component is commonly used in applications requiring negative voltage regulation with good load and line regulation characteristics.