ES1A-E3/5AT vs US2BA
| Part Number |
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| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Vishay Semiconductor - Diodes Division | ON Semiconductor |
| Description | DIODE GEN PURP 50V 1A DO214AC | DIODE GEN PURP 100V 1.5A SMA |
| Package | Tape & Reel (TR) | Tape & Reel (TR) |
| Series | - | Automotive, AEC-Q101 |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | DO-214AC, SMA | DO-214AC, SMA |
| Supplier Device Package | DO-214AC (SMA) | DO-214AC (SMA) |
| Diode Type | Standard | Standard |
| Current - Average Rectified (Io) | 1A | 1.5A |
| Voltage - Forward (Vf) (Max) @ If | 920 mV @ 1 A | 1 V @ 1.5 A |
| Current - Reverse Leakage @ Vr | 5 µA @ 50 V | 5 µA @ 100 V |
| Capacitance @ Vr, F | 10pF @ 4V, 1MHz | 50pF @ 4V, 1MHz |
| Voltage - DC Reverse (Vr) (Max) | 50 V | 100 V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | 25 ns | 50 ns |
| Operating Temperature - Junction | -55°C ~ 155°C | -55°C ~ 150°C |
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1. What is a fast recovery diode?
Fast recovery diode is a special type of rectifier diode with a short reverse recovery time, suitable for high-frequency power supplies and switch mode power supplies (SMPS) applications, reducing switching losses.
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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. 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.
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4. What are the packaging types of rectifier diodes?
There are various packaging types for rectifier diodes, including axial pin packaging (such as DO-41), surface mount packaging (such as SMA, SMB), and high-power packaging (such as TO-220). When selecting, the appropriate packaging should be chosen based on the application's heat dissipation requirements and installation method.
