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1N4005-B Equivalent & Substitute Parts
Part Overview
The 1N4005-B is a general-purpose rectifier diode manufactured by Diodes Incorporated, rated for 600 V DC reverse voltage and 1 A average rectified current in a DO-41 through-hole package. This part is classified as Obsolete, which necessitates identification of equivalent and substitute components for ongoing design support and procurement continuity. Equivalent parts maintain identical electrical and mechanical specifications, while substitute parts satisfy the same functional requirements within defined parameter tolerances.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Voltage - DC Reverse (Vr) (Max) | 600 | V |
| Current - Average Rectified (Io) | 1 | A |
| Voltage - Forward (Vf) (Max) @ If | 1 | V @ 1 A |
| Speed | Standard Recovery >500ns, > 200mA (Io) | — |
| Current - Reverse Leakage @ Vr | 5 | µA @ 600 V |
| Capacitance @ Vr, F | 8 | pF @ 4V, 1MHz |
| Mounting Type | Through Hole | — |
| Package / Case | DO-204AL, DO-41, Axial | — |
| Operating Temperature - Junction | -65 to 150 | °C |
| RoHS Status | ROHS3 Compliant | — |
Substitute Part Grouping Explanation
Substitution of the 1N4005-B is determined by strict equivalence in the following electrical and mechanical parameters:
Critical Substitution Parameters:
- Voltage - DC Reverse (Vr) (Max): 600 V
- Current - Average Rectified (Io): 1 A
- Mounting Type: Through Hole
- Package / Case: DO-204AL, DO-41, or Axial
- Technology: Standard
Acceptable Variation Ranges:
- Voltage - Forward (Vf) (Max) @ If: 1.0 V to 1.1 V @ 1 A
- Current - Reverse Leakage @ Vr: 1 µA to 5 µA @ 600 V
- Operating Temperature - Junction: Minimum -55°C, Maximum 150°C or higher
- Speed: Standard Recovery (>500ns) or Fast Recovery (≤500ns)
- Capacitance @ Vr, F: 8 pF to 15 pF @ 4V, 1MHz
Substitute parts must maintain through-hole axial or DO-41 package configuration and comply with RoHS3 or equivalent environmental standards. Parts with extended temperature ranges or improved recovery characteristics are acceptable substitutes provided all critical parameters remain within specification.
Parameter Comparison
| Part Number | Manufacturer | Vr (Max) [V] | Io [A] | Vf (Max) @ If [V @ A] | Speed | Ir @ Vr [µA] | Package | Temp Range [°C] | Product Status | RoHS |
|---|---|---|---|---|---|---|---|---|---|---|
| 1N4005-B | Diodes Incorporated | 600 | 1 | 1.0 @ 1 | Standard >500ns | 5 @ 600 | DO-41 | -65 to 150 | Obsolete | ROHS3 |
| 1N4005-T | Diodes Incorporated | 600 | 1 | 1.0 @ 1 | Standard >500ns | 5 @ 600 | DO-41 | -65 to 150 | Last Time Buy | ROHS3 |
| 1N4005G-T | Diodes Incorporated | 600 | 1 | 1.0 @ 1 | Standard >500ns | 5 @ 600 | DO-41 | -65 to 175 | Active | ROHS3 |
| 1N4005G | Good-Ark Semiconductor | 600 | 1 | 1.1 @ 1 | Standard >500ns | 5 @ 600 | DO-204AL (DO-41) | -55 to 150 | Active | ROHS3 |
| 1N3613 | Microchip Technology | 600 | 1 | 1.1 @ 1 | Standard >500ns | 1 @ 600 | Axial | -65 to 175 | Active | Non-compliant |
| 1N4005-E3/53 | Vishay General Semiconductor | 600 | 1 | 1.1 @ 1 | Standard >500ns | 5 @ 600 | DO-204AL (DO-41) | -50 to 150 | Active | ROHS3 |
| 1N4005-E3/54 | Vishay General Semiconductor | 600 | 1 | 1.1 @ 1 | Standard >500ns | 5 @ 600 | DO-204AL (DO-41) | -55 to 150 | Active | ROHS3 |
| 1N4005-E3/73 | Vishay General Semiconductor | 600 | 1 | 1.1 @ 1 | Standard >500ns | 5 @ 600 | DO-204AL (DO-41) | -55 to 150 | Active | ROHS3 |
| 1N4005-G | Comchip Technology | 600 | 1 | 1.1 @ 1 | Standard >500ns | 5 @ 600 | DO-41 | -55 to 150 | Active | ROHS3 |
| 1N4005-TP | Micro Commercial Co | 600 | 1 | 1.1 @ 1 | Standard >500ns | 5 @ 600 | DO-41 | -55 to 150 | Active | ROHS3 |
| 1N4005E-E3/53 | Vishay General Semiconductor | 600 | 1 | 1.1 @ 1 | Fast ≤500ns | 5 @ 600 | DO-204AL (DO-41) | -50 to 150 | Active | ROHS3 |
Engineering Selection Recommendations
Primary Recommendation: 1N4005G-T (Diodes Incorporated)
The 1N4005G-T is the manufacturer-recommended direct replacement for the 1N4005-B. This part maintains identical electrical specifications (600 V, 1 A, 1.0 V forward voltage) and package configuration (DO-41). The extended operating temperature range (-65°C to 175°C) provides improved thermal margin over the original specification. Product status is Active with full RoHS3 compliance and REACH unaffected designation. Inventory availability is substantial (21,675 units).
Secondary Recommendations:
1N4005-E3/73 (Vishay General Semiconductor) — Active status with highest inventory availability (80,421 units). Meets all electrical requirements with forward voltage of 1.1 V @ 1 A and standard recovery speed. RoHS3 compliant. Operating temperature range -55°C to 150°C is acceptable for most applications within the original specification envelope.
1N4005-TP (Micro Commercial Co) — Active status with extensive inventory (110,625 units). Identical electrical specifications to 1N4005-E3/73 with standard recovery speed and RoHS3 compliance. Operating temperature range -55°C to 150°C.
1N4005-E3/54 (Vishay General Semiconductor) — Active status with good inventory (6,744 units). Meets all electrical requirements and provides operating temperature range of -55°C to 150°C. RoHS3 compliant.
Alternative for Extended Temperature Applications: 1N3613 (Microchip Technology)
The 1N3613 provides extended operating temperature range (-65°C to 175°C) and lower reverse leakage current (1 µA @ 600 V). However, this part uses Axial package configuration rather than DO-41, requiring PCB layout modification. RoHS non-compliance status may restrict use in regulated applications. Inventory is limited (638 units).
Avoid for New Designs:
1N4005-T (Last Time Buy status) — Suitable only for existing inventory management or legacy system support.
1N4005-B (Obsolete status) — No longer recommended for procurement.
Frequently Asked Questions (FAQ)
Q: Can 1N4005-E3/73 directly replace 1N4005-B without PCB modification?
A: Yes. Both parts use DO-41 through-hole axial package configuration with identical pinout and lead spacing. No PCB layout changes are required. The forward voltage difference (1.1 V vs. 1.0 V) is within acceptable circuit tolerance for general-purpose rectification applications.
Q: What is the difference between 1N4005-E3/53, 1N4005-E3/54, and 1N4005-E3/73?
A: These are identical electrical parts from Vishay with different packaging and distribution codes. The suffix designates packaging format and supplier channel. All three meet the same electrical specifications and are functionally interchangeable. Selection should be based on inventory availability and packaging preference (Tape & Box vs. Cut Tape).
Q: Why does 1N4005E-E3/53 have "Fast Recovery" speed while others specify "Standard Recovery"?
A: The 1N4005E variant is a fast-recovery version with reverse recovery time ≤500 ns compared to >500 ns for standard versions. Fast recovery reduces switching losses in high-frequency applications but is not required for standard rectification. Both versions are electrically compatible for DC rectification circuits.
Q: Is 1N3613 (Axial package) compatible with 1N4005-B (DO-41 package) designs?
A: Electrically, yes. Both are 600 V, 1 A general-purpose rectifiers. However, the Axial package has different lead configuration and spacing than DO-41. PCB redesign is required. Additionally, 1N3613 is RoHS non-compliant, which may violate design or procurement requirements.
Q: Which substitute part has the best inventory availability?
A: 1N4005-TP (Micro Commercial Co) has the highest inventory at 110,625 units, followed by 1N4005-E3/73 (Vishay) at 80,421 units. Both are Active status with full RoHS3 compliance.
Q: Can I use 1N4005G from Good-Ark Semiconductor as a direct replacement?
A: Yes, with minor consideration. The 1N4005G meets all electrical requirements (600 V, 1 A) and uses DO-204AL (DO-41) package. Forward voltage is 1.1 V @ 1 A (vs. 1.0 V for the original), which is acceptable. Operating temperature range is -55°C to 150°C, which covers the original -65°C to 150°C specification except at the lower extreme. For applications not requiring -65°C operation, this part is fully compatible.
Q: What is the significance of "REACH Unaffected" vs. "REACH Affected" status?
A: REACH Affected indicates the part may contain substances of concern under EU REACH regulations but is compliant. REACH Unaffected indicates no restricted substances are present. For procurement into regulated markets, REACH Unaffected status (present in most recommended substitutes) is preferred. The original 1N4005-B is REACH Affected but ROHS3 compliant.
Q: Are there performance differences between Diodes Incorporated, Vishay, and Micro Commercial Co versions?
A: All recommended substitutes meet the same electrical specifications for 600 V, 1 A rectification. Differences are minor: forward voltage tolerance (1.0 V vs. 1.1 V), reverse leakage (1 µA to 5 µA), and operating temperature ranges. For general-purpose rectification, these differences are not functionally significant. Selection should prioritize Active product status, RoHS compliance, and inventory availability.
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