UF4003TA

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	200V
Current - Average Rectified (Io):	1A
Voltage - Forward (Vf) (Max) @ If:	1V @ 1A
Speed:	Fast Recovery = 200mA (Io)
Reverse Recovery Time (trr):	50ns
Current - Reverse Leakage @ Vr:	5µA @ 200V
Capacitance @ Vr, F:	15pF @ 4V, 1MHz
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-41
Operating Temperature - Junction:	-65°C ~ 150°C

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Introduction

The UF4003TA is a single-phase silicon rectifier for general-purpose applications. It is ideal for applications that require protection against transients, over-voltage transients, and over-current transients. The rectifier also provides improved power efficient design and is ideal for use in many applications including low-voltage lighting and gate-driven rectifiers.

Applications

The UF4003TA rectifier is designed to be used in a variety of applications. One of the main applications the rectifier is used for is the protection against transients, over-voltage transients, and over-current transients. This includes applications such as ESD (electrostatic discharge) protection, lightning strikes, and DC voltage drops. It is also often used in switch-mode power supplies, power supplies, and for protection against reverse-voltage and over-current.Another application of the UF4003TA is for low-voltage lighting. This includes LED lighting, streetlights, security lighting, and general illumination lighting. The rectifier can be used to protect these lights from power surges and to provide the correct voltage to the bulbs.Finally, the rectifier can be used in gate-driven rectifiers. Gate-driven rectifiers are mainly used to control power switching of large power circuits. They are used to provide higher efficiencies compared to standard rectifiers, and the UF4003TA can provide similar levels of efficiency.

Working Principle

The UF4003TA rectifier uses a silicon-controlled rectifier circuit (SCR) to perform its main function. An SCR is a semiconductor device with three terminals, consisting of a gate, an anode, and a cathode. When a current is applied to the gate terminal, the SCR will change from a forward blocking mode (where the current cannot pass) to a forward conducting mode (where the current is allowed to pass). The UF4003TA rectifier also has a short turn-on time, which is much faster than the traditional diodes. The UF4003TA also provides a higher level of current rating and voltage for various applications. The UF4003TA is also designed with protection against over-voltage transients and over-current transients. This protection is provided by a Zener breakdown structure which detects a transient and limits the current to a certain level. This effectively reduces the chances of permanently damaging the electronic device.

Conclusion

The UF4003TA is a single-phase silicon rectifier for general-purpose applications. It is ideal for applications that require protection against transients, over-voltage transients, and over-current transients. The rectifier is designed to provide high levels of power efficiency and is suitable for use in a variety of applications, such as switch-mode power supplies, LED lighting, and gate-driven rectifiers. The rectifier works by using an SCR circuit to provide short turn-on times, higher current ratings, and protection against over-voltage and over-current transients.

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