The TC4427 is a dual high-speed power MOSFET driver IC designed to drive N-channel and P-channel MOSFETs in high-power switching applications. It is housed in a surface-mount device (SMD) package, making it suitable for high-density circuit board layouts. Here’s a detailed description of the product:
Key Features:
- Type: Dual High-Speed Power MOSFET Driver
- Package: SMD (Surface Mount Device)
- Maximum Supply Voltage (Vdd): 18V
- Maximum Output Current (Iout): 1.5A per driver
- Low Output Resistance: Typically 2.5Ω
- High-Speed Switching: 30ns rise and fall times with a 1000pF load
- Input Threshold: TTL/CMOS compatible
Applications:
- MOSFET and IGBT Driver: Ideal for driving MOSFETs and IGBTs in high-power switching applications.
- Switch Mode Power Supplies (SMPS): Suitable for driving power transistors in SMPS circuits.
- Motor Control: Can be used in motor control circuits to drive power MOSFETs.
- DC-DC Converters: Useful in high-efficiency DC-DC converter circuits.
- Pulse Transformer Driver: Suitable for driving pulse transformers in communication systems.
Pin Configuration:
- Pin 1: Input A - Controls the output state of Output A.
- Pin 2: Ground - Common ground reference for the device.
- Pin 3: Input B - Controls the output state of Output B.
- Pin 4: Output B - Drives the gate of the power MOSFET connected to it.
- Pin 5: Vdd - Positive supply voltage for the device.
- Pin 6: Output A - Drives the gate of the power MOSFET connected to it.
Electrical Characteristics:
- Vdd (Supply Voltage): 4.5V to 18V
- Iout (Output Current): 1.5A max per driver
- Output Resistance: 2.5Ω typical
- Propagation Delay: 30ns typical
- Rise Time: 20ns typical with a 1000pF load
- Fall Time: 20ns typical with a 1000pF load
- Input Threshold Voltage: 1.5V typical (TTL/CMOS compatible)
Note: Product images are for illustrative purposes only and may differ from the actual product.
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