UC2706N

Logic Voltage - VIL, VIH:	0.8V, 2.2V
Base Part Number:	UC2706
Supplier Device Package:	16-PDIP
Package / Case:	16-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	-25°C ~ 85°C (TA)
Rise / Fall Time (Typ):	40ns, 30ns
Input Type:	Inverting, Non-Inverting
Current - Peak Output (Source, Sink):	1.5A, 1.5A
Series:	--
Voltage - Supply:	5 V ~ 40 V
Gate Type:	N-Channel MOSFET
Number of Drivers:	2
Channel Type:	Independent
Driven Configuration:	Low-Side
Part Status:	Active
Packaging:	Tube

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UC2706N Application Field and Working Principle

The UC2706N is a high performance gate driver for power control devices such as MOSFETs and IGBTs. It belongs to the family of PMIC (power management integrated circuits) and is a special type of gate driver, which is referred to as the “golden driver” in the PMIC industry. The UC2706N is designed to drive power devices in high speed, high current applications and has become the go-to driver for many power semiconductor applications.

Overview

The UC2706N is a dedicated power control device driver. It can drive both high and low side power devices in high speed, high current applications up to 500A without additional power input. The UC2706N is capable of driving both positive and negative voltage devices and its maximum operating frequency is 3MHz. Its operating temperature range is between -40°C and +150°C, making it an excellent choice for high-speed, high-temperature applications. The UC2706N is available in several packages, including a 5-pin SOT-23, 8-pin SOIC, and 8-pin TSSOP packages.

Features

The UC2706N’s main features include built-in thermal shutdown that protects power devices from thermal runaway; up to 500A of peak current drive with ultrafast response time; adjustable current limit to prevent over-current conditions; programmable driving levels for improved device switching performance; low on-chip dropped output voltage for improved efficiency; and a wide operating temperature range of -40°C to +150°C.

Applications

The UC2706N PMIC Gate Driver is ideal for driving a variety of power devices, such as MOSFETs, IGBTs and power thyristors, in applications that require high speed and current. Examples of such applications include motor control, switched mode power supplies, light dimmer circuits, and LED drivers.

Working Principle and Performance

The UC2706N is a BiCMOS device that combines logic and power stages into a single integrated circuit. It takes an input signal from a control device such as a microcontroller and amplifies it to drive a MOSFET or IGBT power switch. The power stage of the UC2706N consists of two power FETs, an active-low P-channel FET and a high-side driver, which form the power FET Drivers. The control stage consists of an AND-gate and an OR-gate that provide accurate, high-side and low-side driving.The UC2706N has high speed response time and ultra-low switching losses due to its low output voltage drop. It is capable of driving both positive and negative voltage devices with adjustable current limit and programmable driving levels, which allows for maximum efficiency and improved device switching performance. The UC2706N also has built-in thermal protection, which prevents damage caused by thermal runaway.

Conclusion

The UC2706N PMIC Gate Driver is an excellent choice for driving power semiconductor devices in high speed, high current applications. It provides high speed response time and ultra-low switching losses due to its low output voltage drop. It also has adjustable current limit and programmable driving levels for improved device switching performance, and built-in thermal shutdown for thermal protection. The UC2706N can be used in applications such as motor control, switched mode power supplies, and LED drivers.

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