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L7818CV-DG
+BOMIC REG LINEAR 18V 1.5A TO220
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제조업체ST마이크로일렉트로닉스(주)
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제조업체 부품 #L7818CV-DG
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재고4722
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사양
| 속성 | 가치 |
| PartStatus | Obsolete |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 35V |
| Voltage-Output(Min/Fixed) | 18V |
| VoltageDropout(Max) | 2V @ 1A (Typ) |
| Current-Output | 1.5A |
| Current-Quiescent(Iq) | 8 mA |
| PSRR | 53dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | 0°C ~ 125°C |
| MountingType | Through Hole |
| Package/Case | TO-220-3 |
| SupplierDevicePackage | TO-220 |
| BaseProductNumber | L7818 |
개요
Description
It can deliver a maximum output current of 1.5A, making it suitable for low to moderate power applications. The device includes built-in thermal overload protection, short-circuit protection, and safe operating area (SOA) protection, enhancing its reliability and durability.
The regulator requires minimal external components, usually just input and output capacitors, to ensure stability and transient response. It is commonly used in power supply circuits for audio equipment, microcontrollers, and other electronic devices requiring a consistent 18V supply.
Overall, the L7818CV-DG is a versatile and efficient solution for voltage regulation in various electronic applications.
Equivalent
Features
1. Input Voltage Range: Accepts input voltages up to 35V, allowing for a wide range of applications.
2. Output Current: Capable of delivering up to 1.5A of output current, making it suitable for various power requirements.
3. Thermal Overload Protection: Equipped with built-in thermal shutdown to prevent overheating and damage.
4. Short Circuit Protection: Includes internal current limiting to protect against short circuits.
5. Low Dropout Voltage: Offers efficient performance with a low dropout voltage, enhancing reliability.
6. TO-220 Package: Housed in a robust TO-220 package for easy mounting and heat dissipation.
7. Applications: Commonly used in power supplies, battery chargers, and industrial applications.
Overall, the L7818CV-DG is a reliable choice for providing stable voltage regulation in various electronic circuits.
Pinout
1. Input (Vin): This pin receives the input voltage, which must be higher than the output voltage by a certain margin, typically by at least 2 volts.
2. Ground (GND): This pin is the common ground reference for the voltage regulator.
3. Output (Vout): This pin provides a regulated output voltage of +18V.
The L7818CV-DG is part of the L78xx series of linear voltage regulators, designed to provide a stable output voltage for various applications. It features thermal overload protection, short-circuit protection, and allows for output currents up to 1.5A.