사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 20V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage Dropout (Max) | 1.2V @ 800mA |
| Current - Output | 1A |
| Current - Quiescent (Iq) | 10 mA |
| PSRR | 61dB (120Hz) |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | 0°C ~ 125°C |
| Mounting Type | Surface Mount |
개요
Description
The NCP1117ST50T3G is a low dropout (LDO) voltage regulator manufactured by ON Semiconductor. It is designed to provide a stable 5V output with a fixed output voltage, making it suitable for applications requiring a precise power source. The device features a maximum output current of 1A and operates with a dropout voltage of typically 1.2V at full load, which ensures efficient performance even when the input voltage is close to the output voltage.
Key characteristics include a low quiescent current, thermal shutdown protection, and overload protection, enhancing the reliability and safety of the device in various applications. The NCP1117ST50T3G is packaged in a surface-mount DPAK package, which makes it convenient for PCB designs where space is a concern. Common applications include powering microcontrollers, digital signal processors, and other sensitive electronics requiring stable voltage conditions. Its robust design and reliable performance make it a versatile choice for both consumer electronics and industrial applications.
Key characteristics include a low quiescent current, thermal shutdown protection, and overload protection, enhancing the reliability and safety of the device in various applications. The NCP1117ST50T3G is packaged in a surface-mount DPAK package, which makes it convenient for PCB designs where space is a concern. Common applications include powering microcontrollers, digital signal processors, and other sensitive electronics requiring stable voltage conditions. Its robust design and reliable performance make it a versatile choice for both consumer electronics and industrial applications.
Equivalent
Equivalent products to the NCP1117ST50T3G chip, which is a low dropout voltage regulator, include:
1. LM1117 series from Texas Instruments
2. AMS1117 from Advanced Monolithic Systems
3. LD1117 from STMicroelectronics
4. MIC39100 from Microchip Technology
5. UA78M series from Texas Instruments
These alternatives typically offer similar output voltage options, current ratings, and package configurations. Always check specific datasheet parameters to ensure compatibility in your application.
1. LM1117 series from Texas Instruments
2. AMS1117 from Advanced Monolithic Systems
3. LD1117 from STMicroelectronics
4. MIC39100 from Microchip Technology
5. UA78M series from Texas Instruments
These alternatives typically offer similar output voltage options, current ratings, and package configurations. Always check specific datasheet parameters to ensure compatibility in your application.
Features
The NCP1117ST50T3G is a linear voltage regulator designed for applications requiring a stable 5V output. Key features include:
1. Output Voltage: Fixed at 5V.
2. Output Current: Capable of supplying up to 1A, making it suitable for a wide range of applications.
3. Voltage Dropout: Low dropout voltage of approximately 1.2V at full load, enhancing efficiency.
4. Package: Available in a DPAK surface-mount package, which is compact and allows for efficient heat dissipation.
5. Thermal Protection: Integrated thermal shutdown feature to protect against overheating.
6. Short-Circuit Protection: Provides protection in the event of an output short circuit.
7. Stability: Requires external capacitors for stable operation, typically a 10μF on the output and a 0.1μF on the input.
8. Temperature Range: Operates reliably over a wide temperature range, from -40°C to 125°C.
These features make the NCP1117ST50T3G suitable for use in a variety of electronic devices, including computers, consumer electronics, and telecommunications equipment.
1. Output Voltage: Fixed at 5V.
2. Output Current: Capable of supplying up to 1A, making it suitable for a wide range of applications.
3. Voltage Dropout: Low dropout voltage of approximately 1.2V at full load, enhancing efficiency.
4. Package: Available in a DPAK surface-mount package, which is compact and allows for efficient heat dissipation.
5. Thermal Protection: Integrated thermal shutdown feature to protect against overheating.
6. Short-Circuit Protection: Provides protection in the event of an output short circuit.
7. Stability: Requires external capacitors for stable operation, typically a 10μF on the output and a 0.1μF on the input.
8. Temperature Range: Operates reliably over a wide temperature range, from -40°C to 125°C.
These features make the NCP1117ST50T3G suitable for use in a variety of electronic devices, including computers, consumer electronics, and telecommunications equipment.
Pinout
The NCP1117ST50T3G is a voltage regulator from ON Semiconductor. It is part of the NCP1117 series, which is a family of low dropout (LDO) regulators. This specific model provides a fixed output voltage of 5.0 V. The package for the NCP1117ST50T3G is a DPAK, which typically features a 3-pin configuration.
The pin functions are as follows:
1. Input (Vin): This is the pin where the unregulated input voltage is supplied to the regulator.
2. Ground (GND): This pin is connected to the system ground.
3. Output (Vout): This pin provides the regulated output voltage, which is 5.0 V for this specific model.
The NCP1117 series is commonly used in applications requiring a stable and reliable voltage supply, offering features like thermal protection and current limiting to enhance device safety and performance.
The pin functions are as follows:
1. Input (Vin): This is the pin where the unregulated input voltage is supplied to the regulator.
2. Ground (GND): This pin is connected to the system ground.
3. Output (Vout): This pin provides the regulated output voltage, which is 5.0 V for this specific model.
The NCP1117 series is commonly used in applications requiring a stable and reliable voltage supply, offering features like thermal protection and current limiting to enhance device safety and performance.
Manufacturer
The NCP1117ST50T3G is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a semiconductor supplier company that provides a broad range of products including power and signal management, logic, discrete, and custom devices for various applications. It operates in the electronics industry and serves sectors such as automotive, industrial, communications, computing, and consumer electronics. Onsemi is known for focusing on energy-efficient innovations and solutions that help reduce global energy use.
Application
The NCP1117ST50T3G is a low dropout (LDO) voltage regulator commonly used in applications requiring stable 5V power supply. Key application areas include:
1. Consumer Electronics: Powering microcontrollers, sensors, and other digital circuits.
2. Communication Devices: Providing regulated power for networking equipment and wireless modules.
3. Industrial Systems: Used in control systems and instrumentation.
4. Computing: Supplying power to peripheral components in computers and servers.
5. Automotive: Stabilizing power for electronic control units (ECUs) and infotainment systems.
Its ability to deliver a stable output with low dropout voltage makes it suitable for various low voltage, high-efficiency power supply needs.
1. Consumer Electronics: Powering microcontrollers, sensors, and other digital circuits.
2. Communication Devices: Providing regulated power for networking equipment and wireless modules.
3. Industrial Systems: Used in control systems and instrumentation.
4. Computing: Supplying power to peripheral components in computers and servers.
5. Automotive: Stabilizing power for electronic control units (ECUs) and infotainment systems.
Its ability to deliver a stable output with low dropout voltage makes it suitable for various low voltage, high-efficiency power supply needs.
Package
The NCP1117ST50T3G is a Low Dropout (LDO) regulator packaged in a DPAK (TO-252) form factor. This type of package is known for its heat dissipation characteristics, making it suitable for surface mounting in electronic circuits where efficient thermal management is needed.
