VS-16EDU06HM3/I vs STPSC406B-TR
| Part Number |
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| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Vishay Semiconductor - Diodes Division | STMicroelectronics |
| Description | DIODE GEN PURP 600V 16A TO263AC | DIODE SCHOTTKY 600V 4A DPAK |
| Package | Cut Tape (CT) | Cut Tape (CT) |
| Series | Automotive, AEC-Q101, FRED Pt® | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | TO-263-3, D²Pak (2 Leads + Tab) Variant | TO-252-3, DPak (2 Leads + Tab), SC-63 |
| Supplier Device Package | TO-263AC (SMPD) | DPAK |
| Diode Type | Standard | Silicon Carbide Schottky |
| Current - Average Rectified (Io) | 16A | 4A |
| Voltage - Forward (Vf) (Max) @ If | 1.25 V @ 16 A | 1.9 V @ 4 A |
| Current - Reverse Leakage @ Vr | 15 µA @ 600 V | 50 µA @ 600 V |
| Capacitance @ Vr, F | - | 200pF @ 0V, 1MHz |
| Voltage - DC Reverse (Vr) (Max) | 600 V | 600 V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | No Recovery Time > 500mA (Io) |
| Reverse Recovery Time (trr) | 55 ns | 0 ns |
| Operating Temperature - Junction | -55°C ~ 175°C | -40°C ~ 175°C |
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1. What is forward voltage drop?
Forward voltage drop refers to the voltage drop generated when the current passes through a diode when it is conducting. The forward voltage drop of silicon rectifier diodes is usually around 0.7V, while the forward voltage drop of Schottky diodes is usually lower, between 0.2V and 0.3V.
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2. What is the maximum reverse voltage (PIV) of a rectifier diode?
The Peak Inverse Voltage (PIV) is the maximum reverse voltage that a diode can withstand. When selecting a diode, the PIV must be higher than the maximum reverse voltage in the circuit, usually twice or more the input voltage.
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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. 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.

