ISL8203MIRZ-T7A

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Non-Isolated PoL Module
Number of Outputs:	2
Voltage - Input (Min):	2.85V
Voltage - Input (Max):	6V
Voltage - Output 1:	0.8 ~ 5 V
Voltage - Output 2:	0.8 ~ 5 V
Voltage - Output 3:	--
Current - Output (Max):	3A, 3A
Applications:	ITE (Commercial)
Features:	OCP, OTP, SCP, UVLO
Operating Temperature:	-40°C ~ 85°C
Efficiency:	95%
Mounting Type:	Surface Mount
Package / Case:	23-PowerFQFN Module
Size / Dimension:	0.35" L x 0.26" W x 0.07" H (9.0mm x 6.5mm x 1.9mm)
Supplier Device Package:	23-QFN (9x6.5)

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DC DC ConvertersDC DC converters are indispensable components of the modern electronic and electrical systems which convert the direct current (DC) from one voltage to another when operating in one direction, and convert alternating current (AC) from one voltage level to another (and often times to a different frequency) when operating in reverse direction. The ISL8203MIRZ-T7A DC/DC converter is one of the most popular DC/DC converters used in many different industries.The ISL8203MIRZ-T7A is a compact and feature-rich DC/DC converter module providing a wide input voltage, high efficiency, and fast transient response. It is designed to support nominal inputs ranging from 8V to 75V. It has the capability to support an output voltage range of 3.3V to 20V DC. It utilizes a 16 kHz switching frequency to lower the no-load power consumption and also provides up to 97% efficiency at a 25% load. This converter also features short-circuit protection, over-voltage protection, and over-temperature protection.The ISL8203MIRZ-T7A supports both series, parallel, and dual-outputs. In series/dual-output mode, the converter can provide up to four independent outputs with maximum output current capabilities rated at 3.3A. In parallel mode, multiple converters can be connected together to provide more power and the total output current can achieve up to 6.6A. The ISL8203MIRZ-T7A can also be used in low noise applications with an integrated control loop filter.The ISL8203MIRZ-T7A is widely used in automotive, industrial, and telecom applications due to its wide input voltage range, high efficiency, and feature-rich capabilities. In automotive applications, it is used in applications such as On-Board Chargers, Power Supply Units, Body Controllers, and other applications requiring a wide input voltage range. In industrial applications, the ISL8203MIRZ-T7A is typically used for power system design, motor control, and other industrial automation applications requiring a high-quality power supply. In telecom applications, the converter can be used to supply a wide range of voltages to support networking systems such as routers, switches, and modems.The working principle of the ISL8203MIRZ-T7A involves the combination of a pulse-width modulation (PWM) control circuit and a synchronous rectifier (SR) circuit to control the output voltage. The PWM circuit provides an adjustable voltage ratio for controlling the output voltage. The synchronous rectifier is used to reduce the power loss due to the voltage drop across the diode when it’s in conductive state.The input voltage is first rectified by a full-wave controlled rectifier and passes through an EMI filter, before it enters into the primary side of a voltage transformation circuit. This voltage transformation circuit reduces the rectified voltage and then passes the signal to a pulse-width modulation control IC (PWM). The PWM IC controls the output voltage through a PWM signal that is sent to the primary side of a transformer. The transformer reduces the voltage level to the desired output voltage level, before it passes through a low pass filter, finally reaching the final output. The SR circuit converts the AC output of the transformer to a pulsating DC output, which is then filtered to get the final output voltage.The ISL8203MIRZ-T7A DC/DC converter is a very efficient and feature-rich converter which is capable of providing wide input voltage ranges and fast transient response. It is used in many different industries, in automotive, industrial, and telecom applications and is well-suited for applications which require a wide input voltage range, high efficiency, and fast transient response. Its unique combination of PWM control circuit and synchronous rectifier circuit make it an ideal choice for many different applications.

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