SDT5H100LP5-13 vs UG4C-M3/54
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| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Diodes Incorporated | Vishay Semiconductor - Diodes Division |
| Description | DIODE SCHOTTKY 100V 5A POWERDI 5 | DIODE GEN PURP 150V 4A DO201AD |
| Package | Tape & Reel (TR) | Tape & Reel (TR) |
| Series | - | - |
| Mounting Type | Surface Mount | Through Hole |
| Package / Case | PowerDI™ 5 | DO-201AD, Axial |
| Supplier Device Package | PowerDI™ 5 | DO-201AD |
| Diode Type | Schottky | Standard |
| Current - Average Rectified (Io) | 5A | 4A |
| Voltage - Forward (Vf) (Max) @ If | 660 mV @ 5 A | 950 mV @ 1 A |
| Current - Reverse Leakage @ Vr | 3.5 µA @ 100 V | 5 µA @ 150 V |
| Capacitance @ Vr, F | - | 20pF @ 4V, 1MHz |
| Voltage - DC Reverse (Vr) (Max) | 100 V | 150 V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | - | 30 ns |
| Operating Temperature - Junction | -55°C ~ 150°C | -55°C ~ 150°C |
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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. How to choose the appropriate rectifier diode?
When making a choice, the following factors need to be considered:
Current capacity: Determine the maximum current that the diode needs to handle.
Reverse voltage: Ensure that the reverse voltage of the diode can withstand the highest voltage in the circuit.
Forward voltage drop: A lower forward voltage drop can improve circuit efficiency.
Recovery time: For high-frequency applications, choose fast recovery or Schottky diodes. -
3. 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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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.

