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NJM79L05UA
IC REG LINEAR -5V 100MA SOT89-3
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規格
| Part Status | Obsolete |
| Output Configuration | Negative |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | -30V |
| Voltage - Output (Min/Fixed) | -5V |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 6 mA |
| PSRR | 71dB (120Hz) |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | TO-243AA |
| Supplier Device Package | SOT-89-3 |
| Base Product Number | NJM79L05 |
概述
Description
The NJM79L05UA is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 5V with a maximum output current of 100mA. It features a low dropout voltage, typically around 0.1V at light loads, making it suitable for battery-operated devices where efficiency is crucial. The device offers protection features such as thermal shutdown and short-circuit protection, enhancing its reliability.
The NJM79L05UA operates from an input voltage range of 7V to 15V, making it compatible with various power supply configurations. Its compact package size allows for easy integration into circuit designs, making it ideal for applications in consumer electronics, telecommunications, and automotive systems.
With its simple design and minimal external components required, the NJM79L05UA is user-friendly and widely used in low-power applications requiring a regulated 5V output.
The NJM79L05UA operates from an input voltage range of 7V to 15V, making it compatible with various power supply configurations. Its compact package size allows for easy integration into circuit designs, making it ideal for applications in consumer electronics, telecommunications, and automotive systems.
With its simple design and minimal external components required, the NJM79L05UA is user-friendly and widely used in low-power applications requiring a regulated 5V output.
Features
The NJM79L05UA is a low-dropout (LDO) voltage regulator designed for a fixed output voltage of 5V. Key features include:
1. Low Dropout Voltage: Ensures efficient regulation with minimal input-output voltage differential, typically around 0.1V.
2. Output Current: Capable of delivering up to 100mA, making it suitable for various low-power applications.
3. High Ripple Rejection: Provides stable output voltage by filtering voltage fluctuations from the input.
4. Thermal Protection: Includes built-in thermal shutdown circuitry to prevent overheating and protect the device.
5. Short-Circuit Protection: Safeguards the regulator against damage from short circuits.
6. Compact Package: Available in a small, surface-mount package, facilitating space-saving designs.
7. Wide Operating Temperature Range: Functions effectively across a range of temperatures, enhancing reliability in different environments.
This device is commonly used in digital circuits, microcontrollers, and other electronic applications requiring stable voltage regulation.
1. Low Dropout Voltage: Ensures efficient regulation with minimal input-output voltage differential, typically around 0.1V.
2. Output Current: Capable of delivering up to 100mA, making it suitable for various low-power applications.
3. High Ripple Rejection: Provides stable output voltage by filtering voltage fluctuations from the input.
4. Thermal Protection: Includes built-in thermal shutdown circuitry to prevent overheating and protect the device.
5. Short-Circuit Protection: Safeguards the regulator against damage from short circuits.
6. Compact Package: Available in a small, surface-mount package, facilitating space-saving designs.
7. Wide Operating Temperature Range: Functions effectively across a range of temperatures, enhancing reliability in different environments.
This device is commonly used in digital circuits, microcontrollers, and other electronic applications requiring stable voltage regulation.
Package
The NJM79L05UA is typically packaged in a TO-92 package type. This package is a three-lead plastic transistor package commonly used for low-power voltage regulator applications.
Pinout
The NJM79L05UA is a low dropout linear voltage regulator with a pin count of 3. Its primary function is to provide a regulated output voltage of -5V.
Pin Configuration:
1. Input (Vin): This pin receives the unregulated input voltage supply.
2. Ground (GND): This pin is connected to the circuit ground.
3. Output (Vout): This pin outputs the regulated -5V voltage.
The device is designed for low current applications, providing overcurrent and thermal protection features to enhance reliability. Its compact package makes it suitable for various electronic applications, including analog circuits and battery-powered devices.
Pin Configuration:
1. Input (Vin): This pin receives the unregulated input voltage supply.
2. Ground (GND): This pin is connected to the circuit ground.
3. Output (Vout): This pin outputs the regulated -5V voltage.
The device is designed for low current applications, providing overcurrent and thermal protection features to enhance reliability. Its compact package makes it suitable for various electronic applications, including analog circuits and battery-powered devices.
Manufacturer
The NJM79L05UA is manufactured by New Japan Radio Co., Ltd. (NJR), a Japanese company that specializes in the design and production of electronic components. Founded in 1959, NJR is known for its extensive range of semiconductor products, including analog ICs, RF components, and power supply circuits. The NJM79L05UA is a low-dropout voltage regulator (LDO) that provides a stable output voltage of 5V, primarily used in power management applications within consumer electronics, automotive, and industrial devices. NJR is recognized for its innovation and quality in the semiconductor industry, catering to a global market.
Application
The NJM79L05UA is a low-dropout linear voltage regulator that outputs a stable +5V. It is commonly used in various application areas such as powering microcontrollers, sensors, and other low-power electronic devices. It is also suitable for battery-operated equipment, portable devices, and as a power supply for analog circuits. Its low noise and stability make it ideal for applications in telecommunications, audio equipment, and consumer electronics.
Equivalent
The NJM79L05UA is a low-dropout linear voltage regulator outputting 5V. Equivalent products include the LM79L05, LM1117-5.0, MCP1700-5002E, and LP2950-5.0. All these regulators provide similar functionality with varying specifications like dropout voltage and current capacity, so it's important to check datasheets for compatibility in specific applications.
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