TC1427CUA713

Logic Voltage - VIL, VIH:	0.8V, 3V
Base Part Number:	TC1427
Supplier Device Package:	8-MSOP
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Rise / Fall Time (Typ):	35ns, 25ns
Input Type:	Non-Inverting
Current - Peak Output (Source, Sink):	1.2A, 1.2A
Series:	--
Voltage - Supply:	4.5 V ~ 16 V
Gate Type:	N-Channel, P-Channel MOSFET
Number of Drivers:	2
Channel Type:	Independent
Driven Configuration:	Low-Side
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

PMIC - Gate Drivers are widely used in the communication, industrial and integrated logic industry. They are used to control the operation of power devices in the circuit. TC1427CUA713 is a perfect example of this type of devices. This article will give an introduction to TC1427CUA713 application field, as well as its working principle.

Application Field of TC1427CUA713

TC1427CUA713 is widely used in various applications. It is utilized in medium- and high-power audio amplifiers, high speed wide bandwidth line drivers, and power supply rails. It is used as an executive device in switching power supplies, DC-DC converters, switched current sinks, and other circuits that require fast transmission speed and wide bandwidth. The main advantages of TC1427CUA713 can be attributed to its high switching frequency, which enables it to reach maximum efficiency in short circuit and heavy load conditions. With the presence of maximum load current sensing, TC1427CUA713 has the ability to control itself regardless of the environmental condition. It is capable of accurate gate regulation and fast switching. TC1427CUA713 is suitable to use in automotive environment due to its wide temperature range. It is also able to work in harsh conditions, making it suitable for industrial applications. This device also has an over-temperature protection, overload protection and frequency cropping feature, making it an ideal gate driver in applications that require high reliability and safety.

Working Principle

TC1427CUA713 operates by sensing the load current and output voltage. It utilizes a power transistor and a power diode to control the charge and discharge of the output voltage. When the switch is turned on, the input voltage is driven through the power transistor by a logic signal. The current charge then flows through the power diode, thereby increasing the output voltage at the same time. When the switch is turned off, the output voltage decreases. This is because the voltage at the drain of the power transistor is smaller than the voltage at the source of the power diode. The average drain current is then proportional to the voltage difference between these two points. The output voltage depends on the output current and the resistance of the power transistor. When the output voltage is maintained at a certain level, the output current is stable. This is because the voltage at the drain of the power transistor is larger than the voltage at the source of the power diode. The average drain current is then proportional to the voltage difference between these two points.To ensure high speed switching, TC1427CUA713 is manufactured with integrated logic control. This logic control circuit works in conjunction with the power transistor to control the gate voltage and switching speed. The logic control circuit also acts as an overload protection device, preventing the output voltage from exceeding the maximum limitation.

Conclusion

TC1427CUA713 is an ideal choice for applications that require high switching speed, low power consumption, and high reliability. It is used in audio amplifiers, high speed wide bandwidth line drivers, switched current sinks, and power supply rails. The main features of this device include its integrated logic control, low on-resistance, wide temperature range, overload protection, and frequency-cropping feature. Overall, the TC1427CUA713 is a perfect device for applications where reliability and performance are essential.

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