NCP81071ADR2G

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NCP81071ADR2G

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IC GATE DRVR LOW-SIDE 8SOIC

  • メーカーオンセミコンダクター社

  • メーカー品番 #NCP81071ADR2G

  • 在庫状況5858

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7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Part Status Active
DigiKey Programmable Not Verified
Driven Configuration Low-Side
Channel Type Independent
Number of Drivers 2
Gate Type MOSFET (N-Channel)
Voltage - Supply 4.5V ~ 20V
Logic Voltage - VIL, VIH 1.2V, 1.8V
Current - Peak Output (Source, Sink) 5A, 5A
Input Type Inverting
Rise / Fall Time (Typ) 8ns, 8ns
Operating Temperature -40°C ~ 140°C (TJ)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number NCP81071

概要

Description

The NCP81071ADR2G is a high-performance, dual-channel, synchronous step-down (buck) regulator specifically designed for efficient power management in various electronic applications. It features a wide input voltage range of 4.5V to 25V, making it suitable for battery-powered devices and industrial applications. The device can deliver up to 1.5A per channel, with programmable output voltages down to 0.8V, which allows flexibility for different load requirements.
Key features include integrated high-side and low-side switches, a programmable switching frequency for optimized efficiency, and protection mechanisms such as overcurrent protection and thermal shutdown. The NCP81071ADR2G is particularly valued for its low quiescent current, making it ideal for applications requiring battery life preservation. Compact packaging and ease of implementation further enhance its appeal for both consumer and industrial power management solutions. Overall, the NCP81071ADR2G provides a robust and efficient solution for managing power in modern electronic designs.

Equivalent

The NCP81071ADR2G is a high-speed gate driver. Equivalent products include the MIC4427, LM5110, and FAN3100. These alternatives offer similar features like high peak output current and fast switching speeds, catering to various MOSFET or IGBT driving applications. Always check specific datasheets for compatibility in terms of voltage, current, and package.

Features

The NCP81071ADR2G is a high-performance, dual-channel gate driver designed for driving MOSFETs or IGBTs in half-bridge or full-bridge configurations. Key features include:
1. High Output Drive Capability: Provides up to 1.5A source and 2A sink currents for fast switching.

2. High Voltage Operation: Operates with a supply voltage range of 4.5V to 15V, making it suitable for various applications.
3. Bootstrap Capability: Supports high-side driving through a bootstrap capacitor, enabling efficient operation in high-side configurations.
4. Dead Time Control: Integrated adjustable delay for dead time to prevent shoot-through and enhance reliability.
5. Thermal Protection: Features thermal shutdown to protect against overheating.
6. Integrated Logic Level Shifter: Facilitates interfacing with low-voltage control signals, improving design flexibility.
7. Compact Package: Available in a small SOIC-8 package, saving board space.
This combination of features makes the NCP81071ADR2G ideal for applications in motor drives, power supplies, and other high-frequency switching applications.

Pinout

The NCP81071ADR2G is a dual high-side MOSFET driver with a pin count of 8.
Pin Functions:
1. VDD (Pin 1): Power supply for the driver.
2. COM (Pin 2): Common ground reference.
3. IN (Pin 3): Input signal for driving the high-side MOSFET.
4. LO (Pin 4): Output to the lower MOSFET gate.
5. BOOT (Pin 5): Bootstrap capacitor connection for the high-side driver.
6. SW (Pin 6): Switch node, connected to the high-side MOSFET.
7. HS (Pin 7): High-side gate drive output.
8. CT (Pin 8): Capacitor connection for timing purposes.
This device is primarily used in power management applications, facilitating efficient driving of high-side MOSFETs in various electronic systems.

Manufacturer

The NCP81071ADR2G is manufactured by ON Semiconductor, a global semiconductor company that specializes in the design and manufacturing of a wide range of electronic components. Founded in 1999 and headquartered in Phoenix, Arizona, ON Semiconductor focuses on providing high-performance, energy-efficient semiconductor solutions for various applications, including automotive, industrial, communications, and consumer electronics.
The company offers a diverse portfolio, including analog, power management, logic, timing, and interface devices, as well as image sensors and RF components. ON Semiconductor is recognized for its commitment to sustainability and innovation, aiming to deliver products that help customers reduce energy consumption and improve overall efficiency in their designs.
With a global presence, ON Semiconductor serves a wide range of markets and industries, positioning itself as a key player in the semiconductor industry. The NCP81071ADR2G is specifically a high-efficiency dual-phase synchronous buck controller, designed for power management applications, reflecting the company's focus on advanced power solutions.

Application

The NCP81071ADR2G is a dual high-speed gate driver primarily used in power management applications. Its key application areas include:
1. Switching Power Supplies: Enhancing efficiency and performance in DC-DC converters.
2. Motor Control: Driving MOSFETs for electric motors in industrial and automotive applications.
3. Class D Audio Amplifiers: Improving audio signal amplification with low distortion.
4. LED Drivers: Controlling LED lighting systems for better brightness and efficiency.
5. Battery Management Systems: Managing power delivery in rechargeable battery systems.
Its fast switching capabilities and high current drive make it suitable for various high-frequency applications.

Package

The NCP81071ADR2G is packaged in a 5x6 mm, 28-pin QFN (Quad Flat No-lead) package. This type of packaging provides a compact design and efficient thermal performance for the device.

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