E-TDE1707BFPT Integrated Circuits (ICs)

Voltage - Supply (Vcc/Vdd):	Not Required
Base Part Number:	TDE1707B
Supplier Device Package:	8-SO
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Operating Temperature:	-25°C ~ 85°C (TJ)
Fault Protection:	Over Temperature
Features:	--
Input Type:	Non-Inverting
Rds On (Typ):	--
Current - Output (Max):	500mA
Series:	--
Voltage - Load:	6 V ~ 48 V
Interface:	On/Off
Output Type:	Bipolar
Output Configuration:	High Side or Low Side
Ratio - Input:Output:	1:2
Number of Outputs:	2
Switch Type:	General Purpose
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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E-TDE1707BFPT Application Field and Working Principle

PMIC - Power Distribution Switches, Load DriversPower distribution switches, load drivers, and other components are essential components of today\'s power management integrated circuits (PMICs). The E-TDE1707BFPT is one such PMIC, a multipurpose electronic device designed to increase the efficiency, accuracy and speed of providing electric power to a variety of electronic applications.The E-TDE1707BFPT is an Application Specific Standard Product (ASSP) that leverages all of the advantages of Silicon Laboratories’ patented high voltage, low voltage, fast switching technology. It features a unique integrated power distribution network that uses advanced switching techniques to minimize dissipation losses and optimize the output accuracy, parameter stability and reliability. This device is capable of high current load switching, voltage conversion and monitoring of current and voltage levels.In an application like a Li-ion battery protection circuit, the E-TDE1707BFPT is designed to provide over-current and over-voltage protection to the battery. This is done using an adjustable low-voltage reference voltage to ensure safe and reliable operation. The device also implements a programmable low-side gate driver, enabling it to be used in multiple power supply and load applications. The on-chip gate driver can also operate in burst mode or continuous mode to help the system maximize efficiency.On the other hand, the E-TDE1707BFPT is also suitable for use in general purpose board level power switching and power management applications. For example, the device can be used to provide voltage reference and logic signal control for LED lighting and DCDC regulator applications, as well as for monitoring temperature, current, and voltage levels. Additionally, the integrated current-mode PWM switch and on-chip array of switches are suitable for applications such as LCD backlighting, AC power supply and DC motor applications.To understand the working principle of the E-TDE1707BFPT, it is important to first look at the architecture. The device consists of two basic components: the high voltage driver and the voltage reference. The high voltage driver is responsible for providing the control signal to turn on and off external power devices. This signal is used to control a variety of external switch type devices, such as MOSFETs, BJTs, and IGBTs.The voltage reference is used to provide the necessary voltage level. The voltage reference is connected to a power train that provides power to the chip and to external components. During operation, the voltage reference will provide a constant reference voltage that is used to regulate the power device. The power device will then switch on or off depending on the voltage reference.The integrated current-mode PWM switch and the onchip array of switches are used to control the power delivery to the system. The PWM switch enables efficient control of the power delivery over a wide range of load conditions. The onchip array of switches enable circuit designers to program the system to enable custom power delivery management, such as setting the maximum demands for each system component, or controlling the switching patterns for the entire circuit.In addition, the E-TDE1707BFPT features advanced diagnostics with status reporting that help detect faults or failures in the circuit, as well as real-time power monitoring of the load current, voltage, and temperature levels that help to ensure safe operation.The E-TDE1707BFPT is an excellent solution for a variety of power management and distribution applications as it combines the advantages of Silicon Laboratories’ patented high voltage, low voltage, fast switching technology with the power of a programmable array of switches and an integrated current-mode PWM switch to provide efficient and reliable power management. The integrated voltage reference, the power train and the on-chip diagnostic circuits make this device a very attractive choice for many power management applications.

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