DF04S-T vs MB4S
| Part Number |
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| Category | Diodes - Bridge Rectifiers | Diodes - Bridge Rectifiers |
| Manufacturer | Diodes Incorporated | Rectron USA |
| Description | BRIDGE RECT 1PHASE 400V 1A DF-S | BRIDGE RECT GLASS 400V .5A MDS |
| Package | -Reel® | Tape & Reel (TR) |
| Series | - | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -55°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 | MD-S |
| Technology | Standard | Standard |
| Diode Type | Single Phase | Single Phase |
| Voltage - Peak Reverse (Max) | 400 V | 400 V |
| Current - Average Rectified (Io) | 1 A | 500 mA |
| Voltage - Forward (Vf) (Max) @ If | 1.1 V @ 1 A | 1.05 V @ 500 mA |
| Current - Reverse Leakage @ Vr | 10 µA @ 400 V | 5 µA @ 400 V |
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1. What is the working principle of bridge rectifier?
The bridge rectifier converts the input AC power into DC power through an arrangement of four diodes. Every half cycle, two diodes conduct, converting both positive and negative half waves of alternating current into direct current in the same direction.
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2. What are the common applications of bridge rectifiers?
Bridge rectifiers are widely used in power supplies, chargers, household appliances, power tools, lighting systems, and various electronic devices to provide stable DC power.
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3. 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. -
4. How to improve the efficiency of bridge rectifier?
The use of Schottky diodes in bridge rectifiers can reduce forward voltage drop and improve efficiency. In addition, increasing the filtering capacitor and optimizing the heat dissipation design can also improve the performance and efficiency of the rectifier.
