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UD2KB100-BP Bridge Rectifier Equivalent & Substitute Parts
Part Overview
The UD2KB100-BP is a single-phase bridge rectifier manufactured by Micro Commercial Co, rated for 1 kV peak reverse voltage and 2 A average rectified current. This component is designed for Through Hole mounting in the 4-SIP package configuration. The part is classified as Not For New Designs, indicating it has been superseded in the manufacturer's product line. For applications requiring continued supply or design flexibility, equivalent substitute parts meeting identical electrical and mechanical specifications are available.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Diode Type | Single Phase |
| Technology | Standard |
| Voltage - Peak Reverse (Max) | 1 kV |
| Current - Average Rectified (Io) | 2 A |
| Voltage - Forward (Vf) (Max) @ If | 1.05 V @ 1 A |
| Current - Reverse Leakage @ Vr | 10 µA @ 1000 V |
| Operating Temperature Range | -55°C to 150°C (TJ) |
| Mounting Type | Through Hole |
| Package / Case | 4-SIP |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the UD2KB100-BP is determined by strict equivalence across the following critical parameters:
- Voltage Rating: Peak reverse voltage must equal 1 kV
- Current Rating: Average rectified current must equal 2 A
- Forward Voltage: Maximum forward voltage at 1 A must not exceed 1.05 V
- Reverse Leakage: Reverse leakage current at 1000 V must be within acceptable limits
- Temperature Range: Operating temperature range must span -55°C to 150°C
- Package Configuration: 4-SIP Through Hole package required for mechanical compatibility
- Compliance: RoHS3 compliance and REACH unaffected status required
The DXK210_T0_00001 manufactured by Panjit International Inc. meets all these criteria and qualifies as a parametric equivalent substitute.
Parameter Comparison
| Parameter | UD2KB100-BP (Micro Commercial Co) | DXK210_T0_00001 (Panjit International Inc.) | Match Status |
|---|---|---|---|
| Diode Type | Single Phase | Single Phase | Equivalent |
| Technology | Standard | Standard | Equivalent |
| Voltage - Peak Reverse (Max) | 1 kV | 1 kV | Equivalent |
| Current - Average Rectified (Io) | 2 A | 2 A | Equivalent |
| Voltage - Forward (Vf) (Max) @ If | 1.05 V @ 1 A | 1.05 V @ 1 A | Equivalent |
| Current - Reverse Leakage @ Vr | 10 µA @ 1000 V | 5 µA @ 1000 V | Compatible (Lower leakage) |
| Operating Temperature Range | -55°C to 150°C (TJ) | -55°C to 150°C (TJ) | Equivalent |
| Mounting Type | Through Hole | Through Hole | Equivalent |
| Package / Case | 4-SIP | 4-SIP | Equivalent |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Equivalent |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | Equivalent |
Engineering Selection Recommendations
The DXK210_T0_00001 is a direct parametric equivalent to the UD2KB100-BP. Both components are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements. The DXK210_T0_00001 carries Active product status, ensuring ongoing availability and support, whereas the UD2KB100-BP is designated Not For New Designs. The reverse leakage current of the DXK210_T0_00001 (5 µA @ 1000 V) is lower than the UD2KB100-BP specification (10 µA @ 1000 V), representing an improvement in performance characteristics. Both parts are pin-compatible in 4-SIP Through Hole applications without circuit modification.
Frequently Asked Questions (FAQ)
Q: Can the DXK210_T0_00001 be used as a direct replacement for the UD2KB100-BP in existing designs?
A: Yes. The DXK210_T0_00001 meets all electrical and mechanical specifications of the UD2KB100-BP. Both components feature identical voltage ratings (1 kV), current ratings (2 A), forward voltage characteristics (1.05 V @ 1 A), operating temperature range (-55°C to 150°C), and 4-SIP Through Hole package configuration. No circuit modifications are required.
Q: What is the significance of the lower reverse leakage current in the DXK210_T0_00001?
A: The DXK210_T0_00001 specifies 5 µA reverse leakage at 1000 V, compared to 10 µA for the UD2KB100-BP. Lower reverse leakage represents improved device characteristics and does not affect compatibility. This parameter is within the acceptable range for single-phase bridge rectifier applications.
Q: Are there any package or pinout differences between these parts?
A: No. Both the UD2KB100-BP and DXK210_T0_00001 use the 4-SIP Through Hole package with identical mechanical and electrical pinout. Direct board-level substitution is possible without layout modifications.
Q: Why is the UD2KB100-BP marked as Not For New Designs?
A: This designation indicates the manufacturer has discontinued active development and promotion of this part number. The DXK210_T0_00001, with Active product status, represents the current equivalent offering and is recommended for new applications requiring this functionality.
Q: Do both parts meet the same compliance standards?
A: Yes. Both the UD2KB100-BP and DXK210_T0_00001 are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic components.
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