STTH1R02A

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	200V
Current - Average Rectified (Io):	1.5A
Voltage - Forward (Vf) (Max) @ If:	1V @ 1.5A
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	30ns
Current - Reverse Leakage @ Vr:	3µA @ 200V
Capacitance @ Vr, F:	--
Mounting Type:	Surface Mount
Package / Case:	DO-214AC, SMA
Supplier Device Package:	SMA
Operating Temperature - Junction:	175°C (Max)
Base Part Number:	STTH1R02

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Overview

ST TH1R02A is an advanced single-phase rectifier with a regulating anode (MCR) option for all types of applications. In a MCR circuit, the one power rail is allowed to `float up` as it\'s limited by a current limit resistor in series to the anode, thus restricting maximum voltage applied to the diode. It is widely used in power converters and switched-mode power supplies (SMPS). This device combines a rectifier diode with a built-in control circuit to provide excellent power conversion efficiency and surge current capacity. Its low forward voltage drop minimizes power losses and produces less heat during operation. It further features fast switching speed and high current carrying capacity. This makes the ST TH1R02A ideal for applications such as automotive battery charging, power converter, and power management.

Working Principle

The ST TH1R02A is designed to operate as a rectifier. It uses diodes to allow current to flow in one direction only. The regulator anode (MCR) circuit allows the one power rail voltage to float up as it\'s limited by a current limit resistor. The diode detects this floating voltage and adjusts the current to keep the fire burning. The control circuit of the device is designed to reduce the power dissipation of the diode and optimize its efficiency. When the diode is turned on, the control circuit adjusts the base current to keep a constant load on the diode, so that it can handle large surges. The device is capable of handling high temperature environments – up to +125°C. It also features an anti-reverse protection circuit which limits the current during a short circuit to prevent damage to the device.

Applications

The ST TH1R02A is suitable for a wide range of applications such as automotive battery charging, power converter, and power management. It can be used in on-board vehicle electronics, storage systems, industrial applications, power tools, electronic devices and more.The device can be used as a rectifying element in a high power conversion circuit, providing precise control and higher efficiency than a traditional rectifier. It can also be used in power management applications as a regulator diode, controlling the flow of current in a power circuit.It is also suitable for use in automotive charging circuits as it provides a low forward voltage drop, reducing power losses and producing less heat during operation.

Conclusion

The ST TH1R02A is an advanced single-phase rectifier with a regulating anode (MCR) option that offers excellent power conversion efficiency and surge current capacity. It has a low forward voltage drop which minimizes power losses and produces less heat during operation. It is ideal for a wide range of applications including automotive battery charging, power converters, and power management. The device provides precise control and higher efficiency over traditional rectifiers and can handle high temperature environments up to +125°C. It also features an anti-reverse protection circuit which limits the current during a short circuit to prevent damage to the device.

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