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HS2B Equivalent & Substitute Parts Reference
Part Overview
HS2B, manufactured by Taiwan Semiconductor Corporation, is a general-purpose fast recovery diode rated for 100V and 2A in a DO-214AA (SMB) surface-mount package. The device features a maximum forward voltage of 1V at 2A, a reverse recovery time of 50ns, and 5µA reverse leakage at 100V. It is RoHS3 compliant, has a Moisture Sensitivity Level (MSL) of 1, and is REACH unaffected. The active status and established compliance make the part widely utilized in rectifier circuit applications. Alternative models are necessary for maintaining supply chain flexibility and ensuring uninterrupted production when inventory volumes fluctuate or where specific manufacturer preferences are present.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Voltage - DC Reverse (Vr) (Max) | 100 V |
| Current - Average Rectified (Io) | 2A |
| Voltage - Forward (Vf) (Max) @ If | 1 V @ 2 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | 50 ns |
| Current - Reverse Leakage @ Vr | 5 µA @ 100 V |
| Capacitance @ Vr, F | 50pF @ 4V, 1MHz |
| Mounting Type | Surface Mount |
| Package / Case | DO-214AA, SMB |
| Operating Temperature - Junction | -55°C ~ 150°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
The substitute grouping uses strict equivalence in all electrical and mechanical parameters, including voltage rating, average rectified current, forward voltage drop at rated current, reverse recovery speed, leakage current, capacitance, package type, mounting method, temperature range, RoHS, and REACH status, and MSL. These parameters collectively define compatibility for substitution in applications within the diodes and rectifiers category.
Parameter Comparison
| Parameter | HS2B (Taiwan Semiconductor Corporation) | UF2B_R1_00001 (Panjit International Inc.) |
|---|---|---|
| Category | Diodes, Rectifiers | Diodes, Rectifiers |
| Voltage - DC Reverse (Vr) (Max) | 100 V | 100 V |
| Current - Average Rectified (Io) | 2A | 2A |
| Voltage - Forward (Vf) (Max) @ If | 1 V @ 2 A | 1 V @ 2 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | 50 ns | 50 ns |
| Current - Reverse Leakage @ Vr | 5 µA @ 100 V | 1 µA @ 100 V |
| Capacitance @ Vr, F | 50pF @ 4V, 1MHz | 28pF @ 4V, 1MHz |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | DO-214AA, SMB | DO-214AA, SMB |
| Operating Temperature - Junction | -55°C ~ 150°C | -55°C ~ 150°C |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
Both HS2B and UF2B_R1_00001 are active, ROHS3 compliant, and REACH unaffected, with unlimited moisture sensitivity (MSL 1). These attributes support direct substitution based on regulatory compliance and product lifecycle status, supporting consistent environmental, safety, and supply chain protocols.
Frequently Asked Questions (FAQ)
Q1: What ensures compatibility between HS2B and UF2B_R1_00001 as equivalent diodes?
A1: Compatibility is ensured by identical voltage, current, forward voltage drop, recovery speed, operating temperature, package case, and regulatory compliance parameters.
Q2: What role does package compatibility play in substitution?
A2: Both parts use the DO-214AA (SMB) surface-mount package, ensuring direct mechanical interchangeability.
Q3: Is there any difference in environmental compliance between HS2B and its listed substitute?
A3: Both HS2B and UF2B_R1_00001 are ROHS3 compliant and REACH unaffected, with MSL 1 ratings, presenting no difference in environmental or handling compliance.
Q4: Are there differences in electrical performance parameters between these parts?
A4: Both parts meet the main electrical requirements. The substitute has lower reverse leakage current and lower capacitance, both within allowed values for this category.
Q5: When selecting a substitute, what authoritative factors must be met for equivalency?
A5: Substitution requires strict equivalence in voltage rating, current rating, recovery performance, leakage, capacitance, package type, temperature ratings, and regulatory certifications as provided above.
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