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P6SMB160AHM3_A/I Equivalent & Substitute Parts
Part Overview
The P6SMB160AHM3_A/I is a unidirectional Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This component is designed for telecom applications requiring transient voltage protection in surface mount configurations. The part operates with a reverse standoff voltage of 136V and provides clamping at 219V maximum, with a peak pulse current rating of 2.7A and peak pulse power of 600W.
The P6SMB160AHM3_A/I is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity and ensure component availability for production and field replacement applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Voltage - Reverse Standoff (Typ) | 136V |
| Voltage - Breakdown (Min) | 152V |
| Voltage - Clamping (Max) @ Ipp | 219V |
| Current - Peak Pulse (10/1000µs) | 2.7A |
| Power - Peak Pulse | 600W |
| Operating Temperature Range | -65°C ~ 150°C (TJ) |
| Package / Case | DO-214AA (SMB) |
| Mounting Type | Surface Mount |
| Grade | Automotive |
| Qualification | AEC-Q101 |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution for the P6SMB160AHM3_A/I is determined by strict equivalence across the following critical parameters:
- Voltage - Reverse Standoff (Typ): 136V
- Voltage - Breakdown (Min): 152V
- Voltage - Clamping (Max) @ Ipp: 219V
- Current - Peak Pulse (10/1000µs): 2.7A
- Power - Peak Pulse: 600W
- Package / Case: DO-214AA (SMB)
- Mounting Type: Surface Mount
- Operating Temperature Range: -65°C ~ 150°C (TJ)
- Grade: Automotive
- Qualification: AEC-Q101
The substitute part P6SMB160AHM3_B/I maintains identical electrical and mechanical specifications. The primary distinction is product status and packaging configuration, with the substitute part classified as active and available in Tape & Reel (TR) packaging.
Parameter Comparison
| Parameter | P6SMB160AHM3_A/I (Main) | P6SMB160AHM3_B/I (Substitute) |
|---|---|---|
| Manufacturer | Vishay General Semiconductor - Diodes Division | Vishay General Semiconductor - Diodes Division |
| Series | P6SMB, TransZorb® | P6SMB, TransZorb® |
| Type | Zener | Zener |
| Unidirectional Channels | 1 | 1 |
| Voltage - Reverse Standoff (Typ) | 136V | 136V |
| Voltage - Breakdown (Min) | 152V | 152V |
| Voltage - Clamping (Max) @ Ipp | 219V | 219V |
| Current - Peak Pulse (10/1000µs) | 2.7A | 2.7A |
| Power - Peak Pulse | 600W | 600W |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Grade | Automotive | Automotive |
| Qualification | AEC-Q101 | AEC-Q101 |
| Package / Case | DO-214AA (SMB) | DO-214AA (SMB) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected |
| Product Status | Obsolete | Active |
| Packaging | Standard | Tape & Reel (TR) |
Engineering Selection Recommendations
The P6SMB160AHM3_B/I is a direct functional equivalent to the P6SMB160AHM3_A/I. Both parts are manufactured by Vishay General Semiconductor - Diodes Division and share identical electrical specifications, thermal operating range, automotive grade classification, and AEC-Q101 qualification.
The primary advantage of selecting P6SMB160AHM3_B/I is its active product status, ensuring long-term availability and supply chain continuity. Both parts maintain ROHS3 compliance and REACH unaffected status, meeting regulatory requirements for automotive and telecom applications.
The packaging difference (Tape & Reel for the substitute) is a logistical consideration suitable for high-volume production environments. Component-level electrical and mechanical performance remains identical.
Frequently Asked Questions (FAQ)
Q: Can P6SMB160AHM3_B/I be used as a direct replacement for P6SMB160AHM3_A/I?
A: Yes. Both parts are electrically and mechanically identical across all critical parameters: voltage ratings (136V standoff, 152V breakdown, 219V clamping), current rating (2.7A peak pulse), power rating (600W), operating temperature range (-65°C to 150°C), package type (DO-214AA SMB), and automotive qualification (AEC-Q101).
Q: What is the difference between these two part numbers?
A: The primary differences are product status and packaging configuration. P6SMB160AHM3_A/I is classified as obsolete, while P6SMB160AHM3_B/I is active. P6SMB160AHM3_B/I is supplied in Tape & Reel (TR) packaging, whereas P6SMB160AHM3_A/I uses standard packaging. Electrical performance is identical.
Q: Are there any compatibility concerns when substituting P6SMB160AHM3_B/I for P6SMB160AHM3_A/I?
A: No compatibility concerns exist. Both parts use the same DO-214AA (SMB) surface mount package, operate across the same temperature range, and meet identical automotive and compliance standards. PCB layout and assembly processes require no modification.
Q: Does the Tape & Reel packaging of P6SMB160AHM3_B/I affect component performance?
A: No. Tape & Reel packaging is a supply and handling format only. It does not affect electrical characteristics, thermal performance, or reliability of the component itself.
Q: Are both parts qualified for automotive applications?
A: Yes. Both P6SMB160AHM3_A/I and P6SMB160AHM3_B/I carry automotive grade classification and AEC-Q101 qualification, meeting automotive industry standards for reliability and quality.
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