BAS70,215

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Diode Type:	Schottky
Voltage - DC Reverse (Vr) (Max):	70V
Current - Average Rectified (Io):	70mA (DC)
Voltage - Forward (Vf) (Max) @ If:	1V @ 15mA
Speed:	Small Signal =
Current - Reverse Leakage @ Vr:	10µA @ 70V
Capacitance @ Vr, F:	2pF @ 0V, 1MHz
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	TO-236AB (SOT23)
Operating Temperature - Junction:	150°C (Max)
Base Part Number:	BAS70

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Introduction

The BAS70,215 is a two-terminal semiconductor device with a rectification characteristic. It is classified as a diode, specifically a single-diode rectifier. This device has an advantage of easy fabrication in an integrated circuit due to its junction symmetry allowing for miniaturized packaging. It is extensively used in power management, digital and DC/DC applications.

Structure

The BAS70,215 is a two-terminal device and it has two elements which make it up; the anode and the cathode. The anode is the positive side which has a higher voltage potential, while the cathode is the negative side which has a lower voltage potential. The physical design of the BAS70,215 is symmetric, consisting of a P+ layer and two N+ layers, separated by a P layer.

Working Principle

The BAS70,215 works on the principle of a rectifier as it is composed of two anodes and one cathode. It allows current to flow in a single direction, meaning that it can only pass current in one direction and will block the flow of current in the opposite direction. This makes the BAS70,215 an ideal choice for power management applications.When the voltage on the anode is greater than that on the cathode, current will flow from the anode to the cathode, thus blocking the current in the opposite direction. Conversely, when the voltage on the cathode is greater than that on the anode, current will flow from the cathode to the anode, thus blocking the current in the opposite direction.

Applications

The BAS70,215 diode has a wide range of applications in digital, power management and DC/DC applications. One of its main uses is in power supplies, as its superior rectification characteristics make it ideal for converting AC power to DC power. It is also widely used in DC/DC converters, where it is used to convert a high-voltage input to a low-voltage output. It can also be used in battery chargers, DC motors and in switched-mode power supplies (SMPS).

Advantages and Disadvantages

The BAS70,215 diode has several advantages over other types of diodes. It is well-suited for high-frequency applications and has a low forward voltage drop. It also has a low reverse recovery time, making it an ideal choice for switching applications.However, the BAS70,215 also has a few drawbacks. It is more sensitive to temperature variations, which can cause performance issues in some applications. It is also a relatively expensive device, making it less attractive for mass production.

Conclusion

The BAS70,215 diode is a two-terminal rectifier device. It is used in digital, power management, and DC/DC applications due to its superior rectification characteristics. It has several advantages such as a low forward voltage drop and low reverse recovery time. However, it is also more sensitive to temperature variations and relatively expensive.

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