ES3B-M3/9AT vs BYG22AHM3_A/I
| Part Number |
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| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Vishay Semiconductor - Diodes Division | Vishay Semiconductor - Diodes Division |
| Description | DIODE GEN PURP 100V 3A DO214AB | DIODE AVALANCHE 50V 2A SMA |
| Package | Tape & Reel (TR) | DO-214AC, SMA |
| Series | - | Automotive, AEC-Q101 |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | DO-214AB, SMC | DO-214AC, SMA |
| Supplier Device Package | DO-214AB (SMC) | DO-214AC (SMA) |
| Diode Type | Standard | Avalanche |
| Current - Average Rectified (Io) | 3A | 2A |
| Voltage - Forward (Vf) (Max) @ If | 900 mV @ 3 A | 1.1V @ 2A |
| Current - Reverse Leakage @ Vr | 10 µA @ 100 V | 1µA @ 50V |
| Capacitance @ Vr, F | 45pF @ 4V, 1MHz | - |
| Voltage - DC Reverse (Vr) (Max) | 100 V | 50V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | 30 ns | 25ns |
| Operating Temperature - Junction | -55°C ~ 150°C | -55°C ~ 150°C |
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1. What is forward voltage drop?
Forward voltage drop refers to the voltage drop generated when the current passes through a diode when it is conducting. The forward voltage drop of silicon rectifier diodes is usually around 0.7V, while the forward voltage drop of Schottky diodes is usually lower, between 0.2V and 0.3V.
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2. Can a single rectifier diode be used for high-frequency applications?
Traditional silicon rectifier diodes are not suitable for high-frequency applications because their reverse recovery time is relatively long. For high-frequency applications, fast recovery diodes or Schottky diodes are typically used to reduce switching losses and improve efficiency.
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3. What is the reverse recovery time of a rectifier diode?
Reverse recovery time refers to the time required for a diode to transition from a forward conducting state to a reverse blocking state. A shorter reverse recovery time is particularly important in high-frequency applications to reduce power loss.
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4. How to identify the polarity of a single rectifier diode?
Rectifying diodes usually have polarity markings, with the positive (anode) of the diode being "+" and the negative (cathode) being "-". On the packaging of diodes, there is usually a circular mark on the cathode side indicating the direction of the diode.
