TC4427EOA

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TC4427EOA

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IC GATE DRVR LOW-SIDE 8SOIC

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tube
ProductStatus Active
DrivenConfiguration Low-Side
ChannelType Independent
NumberofDrivers 2
GateType N-Channel, P-Channel MOSFET
Voltage-Supply 4.5V ~ 18V
LogicVoltage-VILVIH 0.8V, 2.4V
Current-PeakOutput(SourceSink) 1.5A, 1.5A
InputType Non-Inverting
Rise/FallTime(Typ) 19ns, 19ns
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Tổng quan

Description

The TC4427EOA is a dual MOSFET driver integrated circuit designed to efficiently drive large capacitive loads, such as power MOSFETs and IGBTs. Manufactured by Microchip Technology, it is specifically engineered to deliver high-speed operation with a peak output current of up to 1.5A per channel. The device is utilized in various applications, including power supply systems, motor controls, and DC-DC converters.
Key features of the TC4427EOA include low input current requirements, wide operating voltage range (4.5V to 18V), and robust thermal shutdown protection. It offers fast switching times, which help minimize power loss and improve efficiency in high-frequency applications. The chip also provides a dual inverting and non-inverting configuration, adding versatility to its use in different circuit designs.
The TC4427EOA is housed in compact SOIC-8 packaging, making it suitable for space-constrained designs. Its high-reliability performance, coupled with ease of use, makes it a preferred choice for engineers seeking stable and efficient MOSFET driver solutions.

Equivalent

The TC4427EOA is a dual MOSFET driver. Equivalent products include:
1. MIC4427 from Microchip Technology
2. IR4427 from Infineon Technologies
3. FAN3227 from onsemi
4. MAX4427 from Maxim Integrated
5. ISL4427 from Renesas Electronics
These alternatives offer similar functionalities, such as dual-channel MOSFET driving capabilities, and may vary slightly in specifications like input threshold, propagation delay, and package options. Always check the datasheets for compatibility.

Features

The TC4427EOA is a dual MOSFET driver IC designed to offer high-speed switching performance. Key features include:
1. Dual Output: It provides two independent outputs capable of driving both high-side and low-side N-channel MOSFETs.
2. High-Speed Performance: The device features fast rise and fall times, typically in the range of 25ns, facilitating rapid switching operations.
3. High Output Current: The driver can source and sink up to 1.5A, making it suitable for driving larger power MOSFETs.
4. Wide Operating Voltage: It operates within a range of 4.5V to 18V, allowing for versatility in different applications.
5. Low Quiescent Current: Designed for efficiency, the TC4427EOA consumes minimal current when inactive.
6. Latch-up Protection: It includes built-in protection against latch-up, enhancing reliability.
7. Inverting and Non-Inverting Inputs: This feature provides flexibility in design implementations.
8. Robust Design: The driver is built to tolerate harsh conditions, with inputs protected to withstand up to 5V beyond supply rails.
These features make the TC4427EOA suitable for various power electronics applications, including motor drives, power supply circuits, and switch-mode power supplies.

Pinout

The TC4427EOA is a dual MOSFET driver integrated circuit. It has an 8-pin configuration. The key functions and pin assignments are as follows:
1. Pin 1 (NC): No internal connection.
2. Pin 2 (IN A): Input for channel A; accepts the control signal to drive the gate of a MOSFET.
3. Pin 3 (GND): Ground reference for the device.
4. Pin 4 (IN B): Input for channel B, similar to IN A, but for the second MOSFET.
5. Pin 5 (OUT B): Output for channel B, connecting to the gate of the second MOSFET.
6. Pin 6 (VDD): Supply voltage input; typically operates at a voltage range of 4.5V to 18V.
7. Pin 7 (OUT A): Output for channel A, connecting to the gate of the first MOSFET.
8. Pin 8 (NC): No internal connection.
The TC4427EOA is designed for high-speed switching applications, capable of driving large capacitive loads with short propagation delays and high peak output currents.

Manufacturer

The TC4427EOA is manufactured by Microchip Technology Inc. Microchip Technology is a company that specializes in the production of microcontrollers, logic, and analog semiconductors. They provide a wide range of integrated solutions for various applications, including automotive, industrial, consumer electronics, and computing.

Application

The TC4427EOA is a dual MOSFET driver IC, primarily used in applications requiring high-speed, high-current switching. Key application areas include:
1. Switching Power Supplies: Enhances the efficiency and performance of DC-DC converters and power inverters.
2. Motor Control: Drives high-power motors efficiently in industrial and automotive applications.
3. RF and Audio Amplifiers: Used to drive the gate of high-power RF and audio transistors for improved signal amplification.
4. Lighting Systems: Controls high-power LEDs and other lighting components for effective and efficient operation.
5. Test and Measurement Equipment: Enhances precision and speed in various testing devices by providing reliable MOSFET switching.
These applications benefit from its ability to swiftly drive large capacitive loads.

Package

The TC4427EOA is a dual MOSFET driver IC housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. This type of package is compact and suitable for surface mounting on printed circuit boards, offering a balance between size and thermal performance.

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