DFLS230LQ-7 vs FSV10150V
| Part Number |
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| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Diodes Incorporated | ON Semiconductor |
| Description | DIODE SCHOTTKY 30V 2A POWERDI123 | DIODE SCHOTTKY 150V 10A TO277-3 |
| Package | Tape & Reel (TR) | Tape & Reel (TR) |
| Series | Automotive, AEC-Q101 | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | POWERDI®123 | TO-277, 3-PowerDFN |
| Supplier Device Package | PowerDI™ 123 | TO-277-3 |
| Diode Type | Schottky | Schottky |
| Current - Average Rectified (Io) | 2A | 10A |
| Voltage - Forward (Vf) (Max) @ If | 420 mV @ 2 A | 840 mV @ 10 A |
| Current - Reverse Leakage @ Vr | 1 mA @ 30 V | 20 µA @ 150 V |
| Capacitance @ Vr, F | 76pF @ 10V, 1MHz | - |
| Voltage - DC Reverse (Vr) (Max) | 30 V | 150 V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | - | - |
| Operating Temperature - Junction | -40°C ~ 125°C | -55°C ~ 150°C |
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1. 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. -
2. 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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3. 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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4. 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.
