SR1203HA0G

Series:	Automotive, AEC-Q101
Packaging:	Tape & Box (TB)
Part Status:	Active
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	30V
Current - Average Rectified (Io):	12A
Voltage - Forward (Vf) (Max) @ If:	550mV @ 12A
Speed:	Fast Recovery = 200mA (Io)
Current - Reverse Leakage @ Vr:	500µA @ 30V
Capacitance @ Vr, F:	--
Mounting Type:	Through Hole
Package / Case:	DO-201AD, Axial
Supplier Device Package:	DO-201AD
Operating Temperature - Junction:	-50°C ~ 150°C

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Introduction

SR1203HA0G is a highly efficient single rectifier diode used in a wide variety of power conversion and management applications. It is specifically designed to provide improved reliability, low on-resistance, high thermal conductivity and efficient heat dissipation when operating in the reverse-voltage region. The device features a wide operating temperature range from -55°C to 125°C. This rectifier diode is offered in surface mount and through-hole package options.

Applications

SR1203HA0G is most commonly used for power management and regulation applications, such as powering high-performance electronics, charging systems, battery protection circuits, and lighting systems. This rectifier diode also finds use in automotive applications, such as ignitions and starting systems, as well as other applications where reverse-voltage protection is needed. Due to its low on-resistance and high thermal conductivity, SR1203HA0G is an ideal choice for current-limited switching applications.

Working Principle

A rectifier diode, such as SR1203HA0G, is a two-terminal electronic component with a built-in rectifier configuration. These on-chip semiconductor junctions are designed to allow current to flow in only one direction, while blocking current flow in the opposite direction. This device works by using a "diode equation" which can determine the behavior of the diode under various conditions, such as the forward and reverse biases of the semiconductor junction. When the diode switches from reverse-bias to forward-bias, current quickly passes through the device. When the diode switches to reverse-bias operation, current is blocked, thus preventing the circuit from experiencing reverse-voltage damage. SR1203HA0G is manufactured with an optimized diode structure which ensures low on-resistance and high thermal conductivity, even in heavy-load conditions.

Conclusion

SR1203HA0G is a single rectifier diode designed to provide improved reliability and efficient heat dissipation when operating in the reverse-voltage region. This device is ideal for power regulation and management applications, as well as automotive ignitions and starting systems. The diode features a wide operating temperature range, low on-resistance, and high thermal conductivity. Its optimized diode structure allows for efficient current control, and allows for effective current-limiting in high-load conditions.

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