DA221TL Discrete Semiconductor Products

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Configuration:	1 Pair Series Connection
Diode Type:	Standard
Voltage - DC Reverse (Vr) (Max):	20V
Current - Average Rectified (Io) (per Diode):	100mA
Voltage - Forward (Vf) (Max) @ If:	1V @ 10mA
Speed:	Small Signal =
Current - Reverse Leakage @ Vr:	100nA @ 15V
Operating Temperature - Junction:	150°C (Max)
Mounting Type:	Surface Mount
Package / Case:	SC-75, SOT-416
Supplier Device Package:	EMD3
Base Part Number:	DA221

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Introduction

The DA221TL is a high-speed, low-loss rectifier array that offers a unique and innovative combination of features, including ultra-low forward voltage drop, fast reverse recovery, low trust junction capacitance and superior thermal performance. This rectifier array is intended for use in high-frequency, high-efficiency, low-power applications and is designed to meet the most demanding requirements in terms of reverse leakage, capacitance, and forward voltage drop.

Applications

The DA221TL rectifier array can be used in many applications such as consumer electronics, low-voltage power supply, DC/DC converter and automotive applications. It is also suitable for high-speed operation in networking, LED lighting, and signal management applications. Moreover, the DA221TL offers superior thermal performance and is in a flip-chip surface mount package, making it ideal for thermal management applications.

Working Principle

The DA221TL rectifier array utilizes a special high voltage manufacturing process utilizing both guard rings and guard ring methods to improve the blocking performance. It is also designed with an embedded resistor network which improves the reverse voltage blocking level by providing additional current limiting and temperature compensation. The reverse voltage blocking characteristic is further improved by using a polysilicon resistor network that is connected in parallel with the rectifier junction. With these features, the DA221TL is able to achieve a maximum reverse voltage blocking capability of 83Vdc.In terms of forward voltage drop, the DA221TL provides a superior performance compared to other rectifier arrays due to its low on-state resistance and its tight voltage tolerance. This low on-state resistance confidently allows for efficiency gains in the design of power supplies, DC/DC converters, and other power electronic applications. Furthermore, the DA221TLrectifier array exhibits very low junction capacitance and low forward voltage drop, thus improving switch-off times. This makes it suitable for fast switching applications such as in data communication systems and digital television systems.

Conclusion

In summary, the DA221TL rectifier array is an innovative and reliable component which can be used in a wide variety of applications. Its features, such as low on-state Resistance and tight voltage tolerance, make it ideal for high-efficiency power supply, DC/DC converter and automotive applications. Additionally, its high reverse voltage blocking capability and low junction capacitance makes it well-suited for fast-switching applications. Thanks to its high performance, competitive price and availability, the DA221TL rectifier array is certainly a great choice for your next high-speed and high-efficiency rectifier array project.

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