EL7104CS

Logic Voltage - VIL, VIH:	0.8V, 2.4V
Base Part Number:	EL7104
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Rise / Fall Time (Typ):	7.5ns, 10ns
Input Type:	Non-Inverting
Current - Peak Output (Source, Sink):	4A, 4A
Series:	--
Voltage - Supply:	4.5 V ~ 16 V
Gate Type:	N-Channel, P-Channel MOSFET
Number of Drivers:	1
Channel Type:	Single
Driven Configuration:	Low-Side
Part Status:	Obsolete
Packaging:	Tube

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EL7104CS Application Field and Working Principle

PMIC (Power Management Integrating Circuit) is a type of integrated circuit which is widely used in many electronic systems. Gate Drivers are among the most widely used PMICs and EL7104CS is an example of great use for them. It is one of the most popular power supply integrated circuits for data processing and communications applications. This particular device features various features that make it suitable for a wide range of applications.The EL7104CS Gate Driver can provide up to 32V of gate voltage with a voltage swing of 10V. Its internal logic level protection is designed to protect the gate from over-voltage and excessively high temperatures. Its input level protection ensures low noise operation in high current applications, which is important for many systems that require high speed response time. Additionally, its output stage features open drain or push-pull capability.The EL7104CS Gate Driver can be used in a variety of applications such as DC-DC converters, switched mode power supplies, high current switch mode installations, and other applications requiring pulse width modulation (PWM) control. It can also be used in LED illuminating systems, as it provides excellent regulation at high switching frequencies and low start-up voltages. Its adjustable slew rate makes it well-suited for the control of long chords in lighting systems.The working principle of EL7104CS Gate Driver can be understood by examining its design features. It is equipped with a charge pump which is responsible for converting the input voltage to a higher voltage. This voltage is then sent to two p-type MOSFETs which act as the gate drive circuit. These two transistors are connected in parallel and their channel common sources are connected to the precision reference voltage which acts as the input voltage. This voltage is then extended to the gate voltage, which is split into two outputs, an open drain output and a push-pull output.The charge pump works by maintaining a certain voltage across the gate drive equation. Based on the inverse-R output impedance of the two transistors, the voltage is then boosted to the desired level. At the desired output level, the EL7104CS Gate Driver can provide relatively low power supply current as well as accurate voltage control. With its high efficiency and various features, it is ideal for many systems requiring a reliable and efficient power supply. In conclusion, the EL7104CS Gate Driver is one of the most popular power supply integrated circuits for data processing and communications applications. It features a charge pump that enables it to provide up to 32V of gate voltage with a 10V swing. Its internal logic level protection helps to ensure reliable operation even in high current applications. Its open drain and push-pull capabilities make it an ideal device for many applications. With its adjustable slew rate and precision reference voltage, it is an ideal choice for LED flashing systems, DC-DC converters, and other systems requiring pulse width modulation control.

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