仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Last Time Buy |
| DrivenConfiguration | Half-Bridge |
| ChannelType | Independent |
| NumberofDrivers | 2 |
| GateType | N-Channel MOSFET |
| Voltage-Supply | 10V ~ 20V |
| LogicVoltage-VILVIH | 0.8V, 2.3V |
| Current-PeakOutput(SourceSink) | 1.4A, 2.2A |
| InputType | Non-Inverting |
| HighSideVoltage-Max(Bootstrap) | 600 V |
| Rise/FallTime(Typ) | 40ns, 20ns |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概要
Description
The NCP5181DR2G is a high-performance gate driver IC produced by ON Semiconductor, designed specifically for driving enhancement-mode Gallium Nitride (GaN) power transistors. It features high-speed switching and low propagation delays, which are crucial for applications requiring efficient and fast switching capabilities. The device operates with a supply voltage range of 6.5V to 18V and can deliver up to 4A of peak source and sink current to the gate of the GaN transistor.
Key features of the NCP5181 include undervoltage lockout protection, which ensures that the driver operates only when the supply voltage is within a safe range, and a floating high-side driver architecture, which simplifies the design of half-bridge and full-bridge power converter topologies. The IC is commonly used in applications like DC-DC converters, motor drives, and Class D audio amplifiers. Available in a standard SOIC-8 package, the NCP5181DR2G provides a compact and reliable solution for enhancing power efficiency and thermal performance in high-frequency power conversion systems.
Key features of the NCP5181 include undervoltage lockout protection, which ensures that the driver operates only when the supply voltage is within a safe range, and a floating high-side driver architecture, which simplifies the design of half-bridge and full-bridge power converter topologies. The IC is commonly used in applications like DC-DC converters, motor drives, and Class D audio amplifiers. Available in a standard SOIC-8 package, the NCP5181DR2G provides a compact and reliable solution for enhancing power efficiency and thermal performance in high-frequency power conversion systems.
Equivalent
The NCP5181DR2G is a high-speed, high-voltage gate driver IC. Equivalent products may include:
1. MIC4452/4451 - Microchip Technology
2. TC4420/4429 - Microchip Technology
3. FAN7390 - ON Semiconductor
4. IRS44273L - Infineon Technologies
5. UCC27714 - Texas Instruments
These alternatives should be evaluated for compatibility based on specific circuit requirements such as voltage, current, and other features. Always consult datasheets to ensure suitability for your application.
1. MIC4452/4451 - Microchip Technology
2. TC4420/4429 - Microchip Technology
3. FAN7390 - ON Semiconductor
4. IRS44273L - Infineon Technologies
5. UCC27714 - Texas Instruments
These alternatives should be evaluated for compatibility based on specific circuit requirements such as voltage, current, and other features. Always consult datasheets to ensure suitability for your application.
Features
The NCP5181DR2G is a high-speed MOSFET driver designed to enhance the performance of high-frequency DC-DC converters and power supplies by ensuring efficient switching. Key features include:
1. High-Speed Operation: Capable of driving MOSFETs with fast rise and fall times, thus supporting high-frequency applications.
2. Wide Supply Range: Operates over a wide supply voltage range, providing design flexibility.
3. Output Current Capability: Offers significant peak current capability to rapidly charge and discharge MOSFET gate capacitances.
4. Under-Voltage Lockout (UVLO): Incorporates UVLO to protect the system during low supply voltage conditions.
5. Low Quiescent Current: Ensures low power consumption, enhancing overall system efficiency.
6. TTL Logic Compatibility: Compatible with TTL logic levels, simplifying interfacing with controllers.
7. Thermal Protection: Includes thermal protection features to prevent damage from overheating.
8. Compact Package: Available in a compact package, facilitating space-saving designs.
These features make the NCP5181DR2G suitable for various power management applications requiring reliable and efficient MOSFET driving capabilities.
1. High-Speed Operation: Capable of driving MOSFETs with fast rise and fall times, thus supporting high-frequency applications.
2. Wide Supply Range: Operates over a wide supply voltage range, providing design flexibility.
3. Output Current Capability: Offers significant peak current capability to rapidly charge and discharge MOSFET gate capacitances.
4. Under-Voltage Lockout (UVLO): Incorporates UVLO to protect the system during low supply voltage conditions.
5. Low Quiescent Current: Ensures low power consumption, enhancing overall system efficiency.
6. TTL Logic Compatibility: Compatible with TTL logic levels, simplifying interfacing with controllers.
7. Thermal Protection: Includes thermal protection features to prevent damage from overheating.
8. Compact Package: Available in a compact package, facilitating space-saving designs.
These features make the NCP5181DR2G suitable for various power management applications requiring reliable and efficient MOSFET driving capabilities.
Pinout
The NCP5181DR2G is a high-speed, high-output current gate driver IC designed to drive power MOSFETs and IGBTs. It is typically used in applications such as switch-mode power supplies, motor drives, and DC-DC converters. The NCP5181 comes in an 8-pin SOIC package. Here is a brief outline of its pin functions:
1. V_CC: Supply voltage input.
2. GND: Ground reference for the device.
3. IN: Input signal for controlling the gate driver.
4. V_BAT: Battery supply voltage input, which can be different from V_CC.
5. OUT: Output pin for driving the gate of a MOSFET or IGBT.
6. PGND: Power ground, typically connected to the source of the MOSFET.
7. V_G: Voltage input to provide a gate drive voltage.
8. NC: No connection, typically not used.
This configuration allows the NCP5181 to efficiently drive high-speed switching applications with robust performance.
1. V_CC: Supply voltage input.
2. GND: Ground reference for the device.
3. IN: Input signal for controlling the gate driver.
4. V_BAT: Battery supply voltage input, which can be different from V_CC.
5. OUT: Output pin for driving the gate of a MOSFET or IGBT.
6. PGND: Power ground, typically connected to the source of the MOSFET.
7. V_G: Voltage input to provide a gate drive voltage.
8. NC: No connection, typically not used.
This configuration allows the NCP5181 to efficiently drive high-speed switching applications with robust performance.
Manufacturer
The NCP5181DR2G is manufactured by ON Semiconductor, now known as onsemi. onsemi is an American semiconductor supplier company that designs, manufactures, and sells a wide range of semiconductor components for electronic systems. The company focuses on providing energy-efficient innovations for various applications, including automotive, industrial, cloud power, and the Internet of Things (IoT). onsemi's portfolio includes power management solutions, sensors, and custom devices, and it plays a significant role in supporting the smart technology and sustainable energy sectors.
Application
The NCP5181DR2G is a high-speed gate driver IC commonly used in various power management applications. Its application areas include:
1. Switch Mode Power Supplies (SMPS): Enhances efficiency and performance in AC/DC and DC/DC converters.
2. Motor Control: Provides high-speed switching for brushless DC (BLDC) and other motor control systems.
3. Inverters: Used in solar inverters and uninterruptible power supplies (UPS) for efficient energy conversion.
4. Induction Heating: Drives high-frequency power switches in induction heating applications.
5. Class D Audio Amplifiers: Improves efficiency in high-power audio amplification systems.
These applications benefit from the NCP5181DR2G's ability to drive high-side and low-side MOSFETs efficiently.
1. Switch Mode Power Supplies (SMPS): Enhances efficiency and performance in AC/DC and DC/DC converters.
2. Motor Control: Provides high-speed switching for brushless DC (BLDC) and other motor control systems.
3. Inverters: Used in solar inverters and uninterruptible power supplies (UPS) for efficient energy conversion.
4. Induction Heating: Drives high-frequency power switches in induction heating applications.
5. Class D Audio Amplifiers: Improves efficiency in high-power audio amplification systems.
These applications benefit from the NCP5181DR2G's ability to drive high-side and low-side MOSFETs efficiently.
Package
The NCP5181DR2G is packaged in a SOIC-8 (Small Outline Integrated Circuit) package. This type of package typically features eight pins and is used for surface mounting on printed circuit boards, providing a compact and efficient solution for housing the integrated circuit.
