TC1426CPA

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Introduction: The TC1426CPA is a power management integrated circuit (PMIC) that can be utilized for efficient, accurate and fast gate driver applications. It is an excellent choice for a wide variety of applications in industry and the consumer market. The TC1426CPA is capable of driving high-side and low-side gate drivers and is capable of driving a wide range of impedances up to 8A.

PMIC - Gate Drivers: The TC1426CPA is designed as a high performance gate driver for DC-DC converters and other load switching applications. The TC1426CPA can handle up to 8A of peak current. It is capable of providing smooth gate turn-on and turn-off, reducing power dissipation, reducing EMI and ensuring noise-free switching. The TC1426CPA features a charge pump voltage multiplier circuit that uses a single external capacitor to provide a high drive voltage up to 20V, which is beneficial for driving low-side gates. The TC1426CPA has an integrated adjustable frequency oscillator and pulse width modulator for supplying the drive voltage for the high side gates. The TC1426CPA can be used for driving high transistor gates and has an adjustable current limit. The integrated low impedance outputs reduce the active and reactive power losses of the gate.

Application Field: The TC1426CPA is a versatile and powerful gate driver PMIC and can be used in a wide range of applications in industry and consumer electronics. It is suitable for driving power transistors, MOSFETs, IGBTs and other high power switches in DC-DC converters, motor controllers and various high power switching applications. It can also be used in LED lighting, integrated motor controllers and other automotive applications. The TC1426CPA\'s wide operating temperature range makes it an ideal choice for applications that require higher temperature operation.

Working Principle: The TC1426CPA operates on the principle of charge pumping and voltage multiplier. This PMIC offers adjustable frequency oscillator, pulse width modulator, adjustable current limit and low impedance outputs for driving low-side gates. The charge pump circuit multiplies the available supply voltage up to 20V, duty cycle controlled by the oscillator frequency and duty cycle adjusted by the pulse width modulator. This output is then used to drive the low-side gate. The TC1426CPA also has an adjustable current limit feature which allows the user to set the maximum current that the output can draw. This helps to protect the device from damage caused by excessive current.

Conclusion: The TC1426CPA is an efficient, accurate, and fast gate driver PMIC. It can provide smooth gate turn-on and turn-off, reducing power dissipation, EMI, and switching noise. Its wide operating temperature range and adjustable current limit, enable it to be used for a range of applications in industry and consumer electronics. As a result, this PMIC is an excellent choice for driving high-power switches and transistors in a variety of gate driver applications.

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