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Nhà sản xuấtJiangsu Changjing Electronics Technology Co., Ltd.
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Ông. Phần #CJ78M12
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Bảng dữ liệu CJ78M12 DataSheet
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Có sẵn19540
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Manufacturer | Jiangsu Changjing Electronics Technology Co., Ltd. |
| Package / Case | TO-252-2(DPAK) |
| Operating Temperature | 0℃~+125℃@(Tj) |
| Voltage - Supply | 35V |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Current - Output | 500mA |
| Voltage Dropout | 2V@(350mA) |
| Power Supply Rejection Ratio (PSRR) | 80dB@(120Hz) |
| Output Voltage | 12V |
| Output Configuration | Positive electrode |
| standby current | 4.6mA |
Tổng quan
Description
These types of regulators are valued for their simplicity and efficiency in converting varying input voltages to a stable output, crucial for the reliable operation of electronic devices. They typically feature built-in protection against overheating and overcurrent, enhancing their robustness in diverse applications. For precise information, consulting the specific datasheet for the CJ78M12 from the manufacturer is advisable, as it will provide detailed specifications and application guidelines.
Equivalent
Features
1. Output Voltage: Provides a stable 12V output.
2. Maximum Output Current: Capable of delivering up to 500mA.
3. Input Voltage: Can handle a range of input voltages, usually higher than 12V to ensure proper regulation.
4. Thermal Protection: Includes built-in protection against overheating, enhancing reliability.
5. Short Circuit Protection: Safeguards the device and circuit from damage due to excessive current.
6. Dropout Voltage: Generally has a low dropout voltage, which is the minimum difference between input and output voltages required for proper functionality.
7. Package Options: Available in various package types for different mounting preferences, such as TO-220 or TO-252.
8. Applications: Suitable for use in power supply circuits for electronic devices, consumer electronics, and industrial applications.
These features make the CJ78M12 an effective choice for applications requiring a reliable 12V power supply.
Pinout
1. Input (Pin 1): This pin is connected to the unregulated input voltage. It is where you supply the voltage higher than 12V to be regulated down.
2. Ground (Pin 2): This is the common ground pin for both the input and output voltages. It serves as the reference point for the input and output.
3. Output (Pin 3): This pin provides the regulated 12V output. It is used to power the load requiring a 12V supply.
The CJ78M12 regulator is commonly used in various electronic applications to maintain a stable 12V output, despite variations in input voltage and load current. It also features protection mechanisms like thermal shutdown and current limiting, enhancing its reliability in circuits.
Manufacturer
Application
1. Power Supply Circuits: It provides a stable output voltage for sensitive electronic components.
2. Consumer Electronics: Used in devices like televisions, audio equipment, and home appliances for voltage regulation.
3. Automotive Electronics: Ensures stable voltage for vehicle electronics systems.
4. Communication Devices: Supports stable power in radios and transmitters.
5. Industrial Equipment: Provides reliable power for control systems and sensors.
6. Embedded Systems: Used in microcontroller-based projects for consistent voltage supply.
These applications benefit from its ability to maintain a constant voltage despite variations in input voltage or load conditions.