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TGL41-8.2-E3/97 Equivalent & Substitute Parts
Part Overview
The TGL41-8.2-E3/97 is a unidirectional Transient Voltage Suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division, part of the TransZorb® series. This surface mount component is designed for general-purpose transient voltage protection applications. The device features a 6.63V reverse standoff voltage and 12.5V maximum clamping voltage with 32A peak pulse current capability.
The TGL41-8.2-E3/97 is classified as obsolete. Locating equivalent or substitute components is necessary to support ongoing production requirements, maintenance operations, and system redesigns where this part is specified.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Vishay General Semiconductor - Diodes Division |
| Category | Transient Voltage Suppressors (TVS) |
| Series | TransZorb® |
| Type | Zener |
| Unidirectional Channels | 1 |
| Voltage - Reverse Standoff (Typ) | 6.63V |
| Voltage - Breakdown (Min) | 7.38V |
| Voltage - Clamping (Max) @ Ipp | 12.5V |
| Current - Peak Pulse (10/1000µs) | 32A |
| Power - Peak Pulse | 400W |
| Mounting Type | Surface Mount |
| Package / Case | DO-213AB, MELF |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the TGL41-8.2-E3/97 is determined by the following critical parameters:
- Unidirectional channel configuration: Must remain 1 channel
- Package type: Must be DO-213AB, MELF surface mount
- Voltage rating class: Reverse standoff voltage and clamping voltage must fall within acceptable tolerance ranges for the protected circuit
- Peak pulse current capability: Must meet or exceed 32A
- Peak pulse power dissipation: Must support 400W
- Operating temperature range: Must maintain -55°C ~ 150°C (TJ)
- Compliance standards: RoHS3 compliance and MSL rating must be maintained
The TGL41-8.2A-E3/97 qualifies as a direct substitute based on these parameters. Both components share identical package specifications, channel configuration, temperature range, and compliance certifications. The substitute exhibits comparable voltage and current ratings within the operational envelope of the original part.
Parameter Comparison
| Parameter | TGL41-8.2-E3/97 | TGL41-8.2A-E3/97 |
|---|---|---|
| Manufacturer | Vishay General Semiconductor - Diodes Division | Vishay General Semiconductor - Diodes Division |
| Series | TransZorb® | TransZorb® |
| Type | Zener | Zener |
| Unidirectional Channels | 1 | 1 |
| Voltage - Reverse Standoff (Typ) | 6.63V | 7.02V |
| Voltage - Breakdown (Min) | 7.38V | 7.79V |
| Voltage - Clamping (Max) @ Ipp | 12.5V | 12.1V |
| Current - Peak Pulse (10/1000µs) | 32A | 33.1A |
| Power - Peak Pulse | 400W | 400W |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | DO-213AB, MELF | DO-213AB, MELF |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Obsolete | Active |
Engineering Selection Recommendations
The TGL41-8.2A-E3/97 is the qualified substitute for the obsolete TGL41-8.2-E3/97. Both components maintain identical compliance certifications (ROHS3, MSL 1) and share the same package specification (DO-213AB, MELF). The substitute is currently in active production status, ensuring availability for new designs and ongoing production support.
The TGL41-8.2A-E3/97 exhibits slightly elevated voltage ratings (7.02V reverse standoff versus 6.63V) and marginally higher peak pulse current (33.1A versus 32A), while maintaining the same peak pulse power rating of 400W. These parameter variations remain within the operational tolerance of the original specification.
Frequently Asked Questions (FAQ)
Q: Can the TGL41-8.2A-E3/97 be used as a direct replacement for the TGL41-8.2-E3/97?
A: Yes. Both components share identical package specifications (DO-213AB, MELF), channel configuration (1 unidirectional), operating temperature range (-55°C ~ 150°C), and compliance certifications (ROHS3, MSL 1). The substitute meets or exceeds the electrical performance requirements of the original part.
Q: What are the key differences between these two parts?
A: The primary differences are product status and voltage/current ratings. The TGL41-8.2A-E3/97 is active production, while the TGL41-8.2-E3/97 is obsolete. The substitute exhibits a 7.02V reverse standoff voltage (versus 6.63V) and 33.1A peak pulse current (versus 32A), with a lower maximum clamping voltage of 12.1V (versus 12.5V).
Q: Are there packaging differences between these parts?
A: No. Both components use identical surface mount packaging: DO-213AB, MELF. No PCB layout modifications are required for substitution.
Q: What compliance certifications apply to the substitute part?
A: The TGL41-8.2A-E3/97 maintains ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the original part's certifications.
Q: Is the substitute part currently available?
A: Yes. The TGL41-8.2A-E3/97 is in active production status with documented inventory availability, unlike the obsolete TGL41-8.2-E3/97.
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