ES3B-M3/9AT vs CFRC303-G
| Part Number |
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| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Vishay Semiconductor - Diodes Division | Comchip Technology |
| Description | DIODE GEN PURP 100V 3A DO214AB | DIODE GEN PURP 200V 3A DO214AB |
| Package | Tape & Reel (TR) | Bulk |
| Series | - | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | DO-214AB, SMC | DO-214AB, SMC |
| Supplier Device Package | DO-214AB (SMC) | DO-214AB (SMC) |
| Diode Type | Standard | Standard |
| Current - Average Rectified (Io) | 3A | 3A |
| Voltage - Forward (Vf) (Max) @ If | 900 mV @ 3 A | 1.3 V @ 3 A |
| Current - Reverse Leakage @ Vr | 10 µA @ 100 V | 5 µA @ 200 V |
| Capacitance @ Vr, F | 45pF @ 4V, 1MHz | - |
| Voltage - DC Reverse (Vr) (Max) | 100 V | 200 V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | 30 ns | 150 ns |
| Operating Temperature - Junction | -55°C ~ 150°C | 150°C (Max) |
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1. What are the common applications of a single rectifier diode?
They are commonly used in power circuits, chargers, AC to DC converters, motor drives, circuit protection, and other electronic devices to convert AC power to DC power or protect circuits from reverse current.
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2. What is the difference between Schottky diodes and traditional silicon rectifier diodes?
Schottky diodes have a lower forward voltage drop (typically 0.2V to 0.3V) and faster switching speed, making them suitable for high-frequency applications. However, their reverse voltage is relatively low and is typically used in circuits with lower voltages.
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3. How to determine if the rectifier diode is damaged?
Use a multimeter to measure the forward and reverse resistance of a diode. If the diode exhibits low impedance or high impedance in both directions, it may have been damaged. Under normal circumstances, there should be low impedance when conducting in the forward direction, and high impedance when conducting in the reverse direction.
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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.
