SBR1A20T5-7 vs CDBF0130R
| Part Number |
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| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
| Manufacturer | Diodes Incorporated | Comchip Technology |
| Description | DIODE SBR SOD523 | DIODE SCHOTTKY 30V 100MA 1005 |
| Package | Cut Tape (CT) | Bulk |
| Series | Automotive, AEC-Q101, SBR® | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | SC-79, SOD-523 | 1005 (2512 Metric) |
| Supplier Device Package | SOD-523 | 1005/SOD-323F |
| Diode Type | Super Barrier | Schottky |
| Current - Average Rectified (Io) | 1A | 100mA |
| Voltage - Forward (Vf) (Max) @ If | 520 mV @ 1 A | 450 mV @ 10 mA |
| Current - Reverse Leakage @ Vr | 200 µA @ 20 V | 500 nA @ 10 V |
| Capacitance @ Vr, F | 19pF @ 20V, 1MHz | - |
| Voltage - DC Reverse (Vr) (Max) | 20 V | 30 V |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Small Signal =< 200mA (Io), Any Speed |
| Reverse Recovery Time (trr) | 15 ns | - |
| Operating Temperature - Junction | -55°C ~ 150°C | 125°C (Max) |
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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 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. What are the packaging types of rectifier diodes?
There are various packaging types for rectifier diodes, including axial pin packaging (such as DO-41), surface mount packaging (such as SMA, SMB), and high-power packaging (such as TO-220). When selecting, the appropriate packaging should be chosen based on the application's heat dissipation requirements and installation method.
