TC4426CPA

Logic Voltage - VIL, VIH:	0.8V, 2.4V
Base Part Number:	TC4426
Supplier Device Package:	8-PDIP
Package / Case:	8-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	0°C ~ 150°C (TJ)
Rise / Fall Time (Typ):	19ns, 19ns
Input Type:	Inverting
Current - Peak Output (Source, Sink):	1.5A, 1.5A
Series:	--
Voltage - Supply:	4.5 V ~ 18 V
Gate Type:	N-Channel, P-Channel MOSFET
Number of Drivers:	2
Channel Type:	Independent
Driven Configuration:	Low-Side
Part Status:	Active
Packaging:	Tube

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TC4426CPA Application Field and Working PrincipleThe TC4426CPA is a dual MOSFET driver liner that is commonly used in power management. It is a component in the Peripheral Power Management Integrated Circuit (PMIC) family. Its goal is to drive the MOSFET dual gates to change the power and amplitude in the circuit appropriately.The TC4426CPA has a low on-resistance level, enabling sustained low power consumption. This makes it ideal for applications where extremely low-power consumption is required. It also has a wide temperature range, allowing for utilization in systems operating in harsh and high-temperature environments. Furthermore, this component offers fast switching speed and excellent thermal stability.In terms of its application fields, the TC4426CPA is ideally suited for gate drive applications in consumer electronics and automotive electronics. For example, it is commonly used in mobile phones and laptop computers to help drive the power circuitry. Similarly, it is also used in automotive electronics including manual window lift drives and climate control systems.The TC4426CPA is a key component due to its powerful ability to help manage the power and amplitudes of large currents and voltages. It can control MOSFET performance, enhance the efficiency of power conversion systems and improve the system’s reliability. The TC4426CPA works by driving both MOSFET gates sequentially. When the voltage on the input is 0, the output switches from low to high, immediately triggering the MOSFETs to turn on. On the other hand, when the voltage on the input is low, the output remains low, which in turn turns off the MOSFETs. This dual gate drive feature allows for local control of load power levels and allows for fast switching between low and high power levels, as well as high and low-limit signals. The TC4426CPA also offers a further protection feature in the form of a slow slew-rate feature. This slows down the voltage rate on the output and helps to lower the stress of inrush current during MOSFET turn-on. This feature also helps to reduce the risk of power supply failure due to the inrush currents caused by the initial application of the power supply.By driving the gates of MOSFETs with the TC4426CPA, designers can be sure of reduced power consumption and reliable, predictable performance. The TC4426CPA also provides excellent thermal stability and wide temperature ranges for use in harsh and complex systems. This makes it ideal for use in a variety of consumer and automotive applications.

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