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30KP42CA-TP Equivalent & Substitute Parts
Part Overview
The 30KP42CA-TP is a Transient Voltage Suppressor (TVS) diode manufactured by Micro Commercial Co, designed for general-purpose transient voltage protection applications. This through-hole component features a 42V reverse standoff voltage with a 72V maximum clamping voltage and 30kW peak pulse power rating. The part is currently in active production status and maintains full ROHS3 compliance with unlimited moisture sensitivity level (MSL 1). Substitute parts are identified when equivalent electrical performance and mechanical compatibility can be maintained across the specified parameter range.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Reverse Standoff (Typ) | 42 | V |
| Voltage - Breakdown (Min) | 46.9 | V |
| Voltage - Clamping (Max) @ Ipp | 72 | V |
| Power - Peak Pulse | 30000 | W (30kW) |
| Mounting Type | Through Hole | - |
| Operating Temperature Range | -55 to 175 | °C (TJ) |
| Type | Zener | - |
| Bidirectional Channels | 1 | - |
| RoHS Status | ROHS3 Compliant | - |
Substitute Part Grouping Explanation
Substitution eligibility for the 30KP42CA-TP is determined by matching the following critical electrical parameters: 42V reverse standoff voltage, 46.9V minimum breakdown voltage, 72V maximum clamping voltage, and 30kW peak pulse power rating. The component must maintain through-hole mounting configuration and support the full operating temperature range of -55°C to 175°C. Compliance with ROHS3 standards is required. The 30KPA42CA qualifies as a direct substitute based on identical electrical specifications across all critical parameters, despite differences in packaging format and supplier device package designation.
Parameter Comparison
| Parameter | 30KP42CA-TP (Main) | 30KPA42CA (Substitute) | Match Status |
|---|---|---|---|
| Manufacturer | Micro Commercial Co | MDE Semiconductor Inc | Different Manufacturer |
| Voltage - Reverse Standoff (Typ) | 42V | 42V | Equivalent |
| Voltage - Breakdown (Min) | 46.9V | 46.9V | Equivalent |
| Voltage - Clamping (Max) @ Ipp | 72V | 72V | Equivalent |
| Current - Peak Pulse (10/1000µs) | Not Specified | 420.8A | Data Available for Substitute |
| Power - Peak Pulse | 30000W (30kW) | 30000W (30kW) | Equivalent |
| Mounting Type | Through Hole | Through Hole | Equivalent |
| Operating Temperature Range | -55°C to 175°C (TJ) | -55°C to 175°C (TJ) | Equivalent |
| Type | Zener | Zener | Equivalent |
| Bidirectional Channels | 1 | 1 | Equivalent |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Equivalent |
| Packaging | Tape & Reel (TR) | Bulk | Different Format |
| Package / Case | R-6, Axial | P600, Axial | Different Designation |
Engineering Selection Recommendations
The 30KPA42CA from MDE Semiconductor Inc is electrically equivalent to the 30KP42CA-TP across all critical transient voltage suppression parameters. Both components maintain identical reverse standoff voltage (42V), breakdown voltage (46.9V minimum), clamping voltage (72V maximum), and peak pulse power rating (30kW). Both operate across the full temperature range of -55°C to 175°C and maintain ROHS3 compliance. The substitute part is currently in active production status. Selection between these parts should be based on packaging requirements (Tape & Reel versus Bulk format) and supplier availability, as electrical performance and reliability characteristics are equivalent.
Frequently Asked Questions (FAQ)
Q: What electrical parameters must match for the 30KPA42CA to substitute for the 30KP42CA-TP?
A: The substitute must maintain 42V reverse standoff voltage, 46.9V minimum breakdown voltage, 72V maximum clamping voltage, and 30kW peak pulse power rating. Operating temperature range (-55°C to 175°C) and through-hole mounting configuration must also be preserved.
Q: Are there package compatibility considerations between these parts?
A: The main part is supplied in Tape & Reel (TR) format with R-6 axial package designation, while the substitute is supplied in Bulk format with P600 axial package designation. Both maintain through-hole mounting compatibility. Verify that your assembly process can accommodate the different packaging formats.
Q: Do both parts meet the same compliance standards?
A: Yes. Both the 30KP42CA-TP and 30KPA42CA are ROHS3 compliant with MSL 1 (unlimited moisture sensitivity level) and carry EAR99 ECCN classification.
Q: What is the difference between the R-6 and P600 package designations?
A: Both designations refer to axial through-hole packages suitable for the same mounting applications. The different designations reflect manufacturer-specific package nomenclature but maintain mechanical and electrical compatibility for board-level integration.
Q: Can the 30KPA42CA be used in existing designs specified for the 30KP42CA-TP?
A: Yes, provided that your procurement and assembly processes can accommodate bulk packaging instead of tape and reel format. Electrical performance and thermal characteristics are equivalent across all specified operating conditions.
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