SS10P4HM3_A/I vs V12P12HM3_A/I
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| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Vishay Semiconductor - Diodes Division | Vishay Semiconductor - Diodes Division |
| Description | DIODE SCHOTTKY 40V 10A TO277A | DIODE SCHOTTKY 120V 3.9A TO277A |
| Package | Tape & Reel (TR) | Cut Tape (CT) |
| Series | Automotive, AEC-Q101 | Automotive, AEC-Q101, eSMP®, TMBS® |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | TO-277, 3-PowerDFN | TO-277, 3-PowerDFN |
| Supplier Device Package | TO-277A (SMPC) | TO-277A (SMPC) |
| Diode Type | Schottky | Schottky |
| Current - Average Rectified (Io) | 10A | 3.9A |
| Voltage - Forward (Vf) (Max) @ If | 560 mV @ 10 A | 830 mV @ 10 A |
| Current - Reverse Leakage @ Vr | 800 µA @ 40 V | 400 µA @ 120 V |
| Capacitance @ Vr, F | 750pF @ 4V, 1MHz | - |
| Voltage - DC Reverse (Vr) (Max) | 40 V | 120 V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | - | - |
| Operating Temperature - Junction | -55°C ~ 150°C | -40°C ~ 150°C |
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1. What is the difference between a single rectifier diode and a bridge rectifier?
A single rectifier diode can only rectify the positive half wave of AC power (half wave rectification), while a bridge rectifier composed of four diodes can rectify the positive and negative half waves of AC power (full wave rectification), with higher efficiency and smoother output.
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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 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 improve the efficiency of rectifier diodes?
The use of Schottky diodes or fast recovery diodes can reduce forward voltage drop and reverse recovery time, thereby improving the efficiency of rectifier circuits, especially in high-frequency applications.
