SR802 A0G vs SF42GHA0G
| Part Number |
|
|
| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Taiwan Semiconductor Corporation | Taiwan Semiconductor Corporation |
| Description | DIODE SCHOTTKY 20V 8A DO201AD | DIODE GEN PURP 100V 4A DO201AD |
| Package | Tape & Box (TB) | Tape & Box (TB) |
| Series | - | Automotive, AEC-Q101 |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | DO-201AD, Axial | DO-201AD, Axial |
| Supplier Device Package | DO-201AD | DO-201AD |
| Diode Type | Schottky | Standard |
| Current - Average Rectified (Io) | 8A | 4A |
| Voltage - Forward (Vf) (Max) @ If | 550 mV @ 8 A | 1 V @ 4 A |
| Current - Reverse Leakage @ Vr | 500 µA @ 20 V | 5 µA @ 100 V |
| Capacitance @ Vr, F | - | 100pF @ 4V, 1MHz |
| Voltage - DC Reverse (Vr) (Max) | 20 V | 100 V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | - | 35 ns |
| Operating Temperature - Junction | -55°C ~ 125°C | -55°C ~ 150°C |
-
1. What is a single rectifier diode?
A single rectifier diode is an electronic component used to convert alternating current (AC) to direct current (DC), typically used in power supplies, chargers, and other circuits that require DC power.
-
2. 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.
-
3. 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.
-
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.
