DF04S-T vs DF02S
| Part Number |
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| Category | Diodes - Bridge Rectifiers | Diodes - Bridge Rectifiers |
| Manufacturer | Diodes Incorporated | Fairchild Semiconductor |
| Description | BRIDGE RECT 1PHASE 400V 1A DF-S | BRIDGE RECTIFIER DIODE, 1 PHASE, |
| Package | -Reel® | Tape & Reel (TR) |
| Series | - | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 4-SMD, Gull Wing | 4-SMD, Gull Wing |
| Supplier Device Package | DF-S | DF-S |
| Technology | Standard | Standard |
| Diode Type | Single Phase | Single Phase |
| Voltage - Peak Reverse (Max) | 400 V | 200 V |
| Current - Average Rectified (Io) | 1 A | 1 A |
| Voltage - Forward (Vf) (Max) @ If | 1.1 V @ 1 A | 1.1 V @ 1.5 A |
| Current - Reverse Leakage @ Vr | 10 µA @ 400 V | 10 µA @ 200 V |
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1. What is a bridge rectifier?
A bridge rectifier is a circuit composed of four diodes used to convert alternating current (AC) to direct current (DC). It is a common type of rectifier circuit widely used in devices such as power supplies and chargers.
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2. How to choose a suitable bridge rectifier?
When choosing a bridge rectifier, the following factors need to be considered:
Current capacity: Select the appropriate rectification current capacity according to the load demand.
Voltage level: Ensure that the rectifier can withstand the maximum peak voltage of the input.
Forward voltage drop: The lower the forward voltage drop, the higher the efficiency.
Packaging form: Choose the packaging type that is suitable for the circuit board or heat dissipation requirements. -
3. How to reduce the ripple voltage of bridge rectifier?
Ripple voltage can be reduced by adding filtering capacitors or using more complex filters (such as inductive filters) in the rectifier circuit, resulting in a smoother DC output.
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4. Can bridge rectifiers be used for high-frequency applications?
Traditional silicon bridge rectifiers have low efficiency in high-frequency applications and are prone to significant power losses. However, bridge rectifiers using Schottky diodes or fast recovery diodes can significantly improve high-frequency rectification performance.
