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CDBF0530-HF Schottky Diode Equivalent & Substitute Parts
Part Overview
The CDBF0530-HF is a surface mount Schottky rectifier diode manufactured by Comchip Technology, rated for 20V DC reverse voltage and 500mA average rectified current. This component is classified as Active product status and is ROHS3 compliant. Equivalent and substitute parts are identified based on matching electrical characteristics, mechanical packaging, and performance specifications to ensure direct functional interchangeability in circuit applications.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Voltage - DC Reverse (Vr) (Max) | 20 | V |
| Current - Average Rectified (Io) | 500 | mA |
| Voltage - Forward (Vf) (Max) @ If | 470 mV @ 500 mA | mV |
| Speed | Fast Recovery ≤ 500ns, > 200mA (Io) | ns |
| Current - Reverse Leakage @ Vr | 100 | µA @ 20 V |
| Capacitance @ Vr, F | 100 | pF @ 0V, 1MHz |
| Package / Case | 1005 (2512 Metric) | - |
| Mounting Type | Surface Mount | - |
| Operating Temperature - Junction (Max) | 125 | °C |
| Technology | Schottky | - |
| RoHS Status | ROHS3 Compliant | - |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | - |
Substitute Part Grouping Explanation
Substitute parts for the CDBF0530-HF are identified through parametric equivalence. All substitute components must match the following critical parameters:
- Voltage - DC Reverse (Vr) (Max): 20 V
- Current - Average Rectified (Io): 500 mA
- Voltage - Forward (Vf) (Max) @ If: 470 mV @ 500 mA
- Speed: Fast Recovery ≤ 500ns, > 200mA (Io)
- Current - Reverse Leakage @ Vr: 100 µA @ 20 V
- Capacitance @ Vr, F: 100 pF @ 0V, 1MHz
- Package / Case: 1005 (2512 Metric)
- Mounting Type: Surface Mount
- Technology: Schottky
The substitute parts CDBF0530 and CDBFR0520 satisfy all electrical and mechanical requirements for direct substitution in applications requiring Schottky rectifier diodes with these specifications.
Parameter Comparison
| Parameter | CDBF0530-HF | CDBF0530 | CDBFR0520 |
|---|---|---|---|
| Manufacturer | Comchip Technology | Comchip Technology | Comchip Technology |
| Category | Diodes, Rectifiers | Diodes, Rectifiers | Diodes, Rectifiers |
| Technology | Schottky | Schottky | Schottky |
| Voltage - DC Reverse (Vr) (Max) | 20 V | 20 V | 20 V |
| Current - Average Rectified (Io) | 500 mA | 500 mA | 500 mA |
| Voltage - Forward (Vf) (Max) @ If | 470 mV @ 500 mA | 470 mV @ 500 mA | 470 mV @ 500 mA |
| Speed | Fast Recovery ≤ 500ns, > 200mA (Io) | Fast Recovery ≤ 500ns, > 200mA (Io) | Fast Recovery ≤ 500ns, > 200mA (Io) |
| Current - Reverse Leakage @ Vr | 100 µA @ 20 V | 100 µA @ 20 V | 100 µA @ 20 V |
| Capacitance @ Vr, F | 100 pF @ 0V, 1MHz | 100 pF @ 0V, 1MHz | 100 pF @ 0V, 1MHz |
| Package / Case | 1005 (2512 Metric) | 1005 (2512 Metric) | 1005 (2512 Metric) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature - Junction (Max) | 125°C | 125°C | 125°C |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active | Active |
Engineering Selection Recommendations
All three components—CDBF0530-HF, CDBF0530, and CDBFR0520—are Active product status and ROHS3 compliant. They are classified as REACH Unaffected and carry ECCN EAR99 designation. All parts feature Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity constraints during storage and handling.
Selection between these parts is based on inventory availability and packaging format (Tape & Reel). Current inventory levels are:
- CDBF0530-HF: 671 Pcs
- CDBF0530: 1694 Pcs
- CDBFR0520: 5666 Pcs
All three parts are electrically and mechanically interchangeable for applications requiring 20V, 500mA Schottky rectifier diodes in 1005 surface mount packaging.
Frequently Asked Questions (FAQ)
Q: Can CDBF0530 be used as a direct replacement for CDBF0530-HF?
A: Yes. Both components share identical electrical specifications including 20V reverse voltage rating, 500mA average rectified current, 470mV forward voltage drop at 500mA, and fast recovery characteristics. Both are packaged in 1005 (2512 Metric) surface mount format and are ROHS3 compliant.
Q: Are CDBFR0520 and CDBF0530-HF functionally equivalent?
A: Yes. CDBFR0520 meets all electrical and mechanical parameters specified for CDBF0530-HF. Both components operate at identical voltage and current ratings with matching forward voltage characteristics and recovery speed specifications. Package and mounting type are identical.
Q: What are the critical parameters for substitution among these three parts?
A: The critical parameters are: 20V DC reverse voltage rating, 500mA average rectified current, 470mV forward voltage drop at 500mA, fast recovery speed ≤ 500ns for currents > 200mA, 100µA reverse leakage current at 20V, 100pF capacitance at 0V and 1MHz, and 1005 surface mount package format.
Q: Do all three parts have the same moisture sensitivity requirements?
A: Yes. All three components are classified as Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity constraints during storage, handling, or assembly processes.
Q: Are there any compliance or regulatory differences between these parts?
A: No. All three parts are ROHS3 compliant, REACH Unaffected, and carry identical ECCN EAR99 and HTSUS 8541.10.0070 classifications.
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