Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Obsolete |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 17.28V |
| Current-Output | 3A |
| Frequency-Switching | 1MHz |
| SynchronousRectifier | Both |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Обзор
Description
The NCP3170BDR2G is a high-performance, monolithic DC-DC buck converter designed by ON Semiconductor. It operates with an input voltage range of 4.5V to 18V, making it versatile for various applications including consumer electronics, industrial systems, and computing. The device can deliver up to 3A of continuous output current with high efficiency, thanks to its integrated high-side MOSFET and advanced control algorithms.
Key features include a fixed-frequency PWM control architecture that enables low output voltage ripple and predictable noise performance, adjustable output voltage through an external resistor divider, and internally compensated control loops for stable operation across various conditions. It also incorporates protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability and safety.
The NCP3170BDR2G is housed in a compact, thermally efficient package, which simplifies design and minimizes the PCB footprint. Its ease of use, coupled with robust performance characteristics, makes it a preferred choice for designers seeking an efficient and reliable power supply solution.
Key features include a fixed-frequency PWM control architecture that enables low output voltage ripple and predictable noise performance, adjustable output voltage through an external resistor divider, and internally compensated control loops for stable operation across various conditions. It also incorporates protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability and safety.
The NCP3170BDR2G is housed in a compact, thermally efficient package, which simplifies design and minimizes the PCB footprint. Its ease of use, coupled with robust performance characteristics, makes it a preferred choice for designers seeking an efficient and reliable power supply solution.
Equivalent
The NCP3170BDR2G is a DC-DC buck converter. Equivalent products include:
1. LM2596 from Texas Instruments.
2. MP1584 from MPS (Monolithic Power Systems).
3. LTC3777 from Analog Devices.
4. TPS54331 from Texas Instruments.
5. AP3211 from Diodes Incorporated.
Always ensure to check specific parameters like input voltage range, output current, switching frequency, and package type to ensure compatibility with your application.
1. LM2596 from Texas Instruments.
2. MP1584 from MPS (Monolithic Power Systems).
3. LTC3777 from Analog Devices.
4. TPS54331 from Texas Instruments.
5. AP3211 from Diodes Incorporated.
Always ensure to check specific parameters like input voltage range, output current, switching frequency, and package type to ensure compatibility with your application.
Features
The NCP3170BDR2G is a DC-DC buck converter from ON Semiconductor designed for efficient power management. Key features include a wide input voltage range of 4.5V to 18V, which allows it to be used in a variety of applications. It provides an adjustable output voltage, enabling flexibility in design, with a typical output current capability of 3A. The device features a high switching frequency of 500kHz, which allows for smaller external components and thus a more compact design. It also has an internal compensation and soft-start feature to ensure a smooth power-up sequence.
The NCP3170BDR2G is equipped with overcurrent and thermal shutdown protections, enhancing its reliability and safety in various operating conditions. The device's design ensures high efficiency, which is crucial for minimizing power loss and maximizing battery life in portable applications. Additionally, it is housed in a space-saving SOIC-8 package, making it suitable for use in constrained spaces. Overall, the NCP3170BDR2G is designed for robust performance in consumer electronics, industrial, and networking applications.
The NCP3170BDR2G is equipped with overcurrent and thermal shutdown protections, enhancing its reliability and safety in various operating conditions. The device's design ensures high efficiency, which is crucial for minimizing power loss and maximizing battery life in portable applications. Additionally, it is housed in a space-saving SOIC-8 package, making it suitable for use in constrained spaces. Overall, the NCP3170BDR2G is designed for robust performance in consumer electronics, industrial, and networking applications.
Pinout
The NCP3170BDR2G is a step-down DC-DC converter. It is typically packaged in a SOIC-8 or DFN-10 package, which means it has 8 or 10 pins, respectively. Here are the primary functions of its pins:
1. VIN: Input voltage supply pin.
2. SW: Switching node, connects to the inductor.
3. GND: Ground connection.
4. FB: Feedback pin for output voltage regulation.
5. COMP: Compensation pin for stabilizing the control loop.
6. EN: Enable pin to turn the device on or off.
7. BOOT: Bootstrap pin for high-side gate drive.
8. NC: No connection or sometimes not present depending on the package.
9. SYNC: Synchronization input for external clock (DFN-10 package).
10. PGOOD: Power good indicator (DFN-10 package).
Please consult the specific datasheet for precise pin configuration and additional details, as the function of some pins can vary slightly based on the specific package version.
1. VIN: Input voltage supply pin.
2. SW: Switching node, connects to the inductor.
3. GND: Ground connection.
4. FB: Feedback pin for output voltage regulation.
5. COMP: Compensation pin for stabilizing the control loop.
6. EN: Enable pin to turn the device on or off.
7. BOOT: Bootstrap pin for high-side gate drive.
8. NC: No connection or sometimes not present depending on the package.
9. SYNC: Synchronization input for external clock (DFN-10 package).
10. PGOOD: Power good indicator (DFN-10 package).
Please consult the specific datasheet for precise pin configuration and additional details, as the function of some pins can vary slightly based on the specific package version.
Manufacturer
The NCP3170BDR2G is manufactured by ON Semiconductor. ON Semiconductor is a company that specializes in the design and manufacture of semiconductor components. They provide a wide range of products including power and signal management, logic, discrete, and custom devices for various sectors such as automotive, communications, computing, consumer electronics, industrial, LED lighting, medical, military/aerospace, and power applications.
Application
The NCP3170BDR2G is a DC-DC buck converter designed for efficient power management in various electronic applications. It is commonly used in areas such as telecommunications, consumer electronics, and computing devices. Its applications include powering microcontrollers, processors, and other digital ICs, as well as providing point-of-load (POL) regulation. It is also suitable for distributed power systems and battery-powered devices due to its high efficiency and compact design. The component is often utilized in portable devices, networking equipment, and automotive electronics, where reliable voltage regulation and compact size are crucial.
Package
The NCP3170BDR2G is housed in a SOIC-8 package. This package type is characterized by its small outline with eight pins, making it suitable for surface-mount technology (SMT) applications.