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SMBJ160A-13 Equivalent & Substitute Parts
Part Overview
The SMBJ160A-13 is a unidirectional transient voltage suppressor (TVS) diode manufactured by Diodes Incorporated in the SMBJ series. This surface mount component operates with a reverse standoff voltage of 160V and provides clamping protection at 259V maximum, with a peak pulse current rating of 2.3A. The device is classified as active product status and is RoHS3 compliant. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across the specified parameter ranges.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Reverse Standoff (Typ) | 160 | V |
| Voltage - Breakdown (Min) | 178 | V |
| Voltage - Clamping (Max) @ Ipp | 259 | V |
| Current - Peak Pulse (10/1000µs) | 2.3 | A |
| Power - Peak Pulse | 600 | W |
| Operating Temperature Range | -55 to 150 | °C (TJ) |
| Package / Case | DO-214AA, SMB | — |
| Mounting Type | Surface Mount | — |
| Type | Zener | — |
| Unidirectional Channels | 1 | — |
Substitute Part Grouping Explanation
Substitute parts for the SMBJ160A-13 are classified based on electrical parameter equivalence and mechanical compatibility. The critical parameters determining substitution eligibility are:
Primary Equivalence Criteria:
- Voltage - Reverse Standoff (Typ): 160V
- Voltage - Clamping (Max) @ Ipp: 259V
- Current - Peak Pulse (10/1000µs): 2.3A (±tolerance)
- Power - Peak Pulse: 600W
- Package / Case: DO-214AA, SMB
- Mounting Type: Surface Mount
- Type: Zener
- Unidirectional Channels: 1
Direct Substitutes maintain identical electrical specifications and differ only in packaging format (Cut Tape vs. Tape & Reel) or manufacturer designation suffix.
Similar Substitutes maintain the same voltage and power ratings with minor variations in peak pulse current (within component tolerance bands) and are sourced from alternative manufacturers while preserving functional equivalence.
Parameter Comparison
| Parameter | SMBJ160A-13 (Diodes Inc.) | SMBJ160A-13-F (Diodes Inc.) | SMBJ160A (Meritek) | P6SMB160A (Eaton) |
|---|---|---|---|---|
| Manufacturer | Diodes Incorporated | Diodes Incorporated | Meritek | Eaton - Electronics Division |
| Voltage - Reverse Standoff (Typ) | 160V | 160V | 160V | 136V |
| Voltage - Breakdown (Min) | 178V | 178V | 178V | 152V |
| Voltage - Clamping (Max) @ Ipp | 259V | 259V | 259V | 219V |
| Current - Peak Pulse (10/1000µs) | 2.3A | 2.3A | 2.32A | 2.8A |
| Power - Peak Pulse | 600W | 600W | 600W | 600W |
| Operating Temperature | -55 to 150°C (TJ) | -55 to 150°C (TJ) | -55 to 150°C | -55 to 150°C (TJ) |
| Package / Case | DO-214AA, SMB | DO-214AA, SMB | DO-214AA (SMB) | DO-214AA, SMB |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Type | Zener | Zener | Zener | Zener |
| Unidirectional Channels | 1 | 1 | 1 | 1 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | RoHS Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
SMBJ160A-13-F (Diodes Incorporated) is a direct substitute for SMBJ160A-13. Both parts are manufactured by Diodes Incorporated with identical electrical specifications. The primary difference is packaging format: SMBJ160A-13 is supplied in Cut Tape (CT) & Digi-Reel® format, while SMBJ160A-13-F is supplied in Tape & Reel (TR) format. Both maintain ROHS3 compliance and REACH Unaffected status. Selection between these two depends on procurement and assembly line requirements.
SMBJ160A (Meritek) is a similar substitute with equivalent voltage and power ratings. Peak pulse current is specified at 2.32A, which falls within the tolerance band of the primary part's 2.3A rating. This part maintains identical reverse standoff voltage (160V), breakdown voltage (178V minimum), and clamping voltage (259V maximum). RoHS3 compliance and MSL 1 rating are maintained. Meritek sourcing provides an alternative supply channel for the same functional specification.
P6SMB160A (Eaton - Electronics Division) is a similar substitute with different voltage specifications. This part operates at a lower reverse standoff voltage of 136V and lower clamping voltage of 219V, with higher peak pulse current of 2.8A. This part is suitable only for applications where the lower voltage ratings are acceptable. The P6SMB160A is RoHS compliant (not ROHS3 specified) and is designated for telecom applications rather than general purpose use.
All substitute parts maintain surface mount SMB package compatibility, unidirectional zener diode topology, and operating temperature range of -55°C to 150°C.
Frequently Asked Questions (FAQ)
Q: Can SMBJ160A-13-F be used as a direct replacement for SMBJ160A-13?
A: Yes. SMBJ160A-13-F is a direct substitute with identical electrical specifications. The only difference is packaging format: Cut Tape & Digi-Reel® versus Tape & Reel. Both are manufactured by Diodes Incorporated and maintain the same voltage ratings, current ratings, and compliance certifications.
Q: What is the difference between SMBJ160A (Meritek) and SMBJ160A-13?
A: SMBJ160A from Meritek is a similar substitute with equivalent electrical performance. The reverse standoff voltage, breakdown voltage, and clamping voltage are identical. Peak pulse current is specified at 2.32A compared to 2.3A, which represents a minor variation within component tolerance. Both parts use the same SMB package and maintain identical operating temperature ranges.
Q: Is P6SMB160A compatible with SMBJ160A-13?
A: P6SMB160A is a similar substitute with different voltage specifications. It operates at 136V reverse standoff voltage and 219V clamping voltage, compared to 160V and 259V respectively for SMBJ160A-13. This part is suitable only for applications where lower voltage protection is required. The higher peak pulse current rating of 2.8A does not compensate for the voltage difference.
Q: What packaging options are available for SMBJ160A-13?
A: SMBJ160A-13 is supplied in Cut Tape (CT) & Digi-Reel® format. The equivalent part SMBJ160A-13-F is supplied in Tape & Reel (TR) format. Both use the DO-214AA SMB surface mount package. Selection depends on assembly line equipment and procurement requirements.
Q: Are all substitute parts RoHS compliant?
A: SMBJ160A-13, SMBJ160A-13-F, and SMBJ160A (Meritek) are ROHS3 compliant. P6SMB160A is RoHS compliant. All parts maintain MSL 1 (Unlimited) moisture sensitivity rating and REACH Unaffected status.
Q: What is the operating temperature range for these TVS diodes?
A: All substitute parts operate across the temperature range of -55°C to 150°C (junction temperature TJ). This range is maintained across all manufacturers and packaging variants.
Q: Can these parts be used interchangeably in PCB assembly?
A: SMBJ160A-13 and SMBJ160A-13-F are mechanically and electrically interchangeable. SMBJ160A (Meritek) is also mechanically and electrically interchangeable with identical SMB package footprint. P6SMB160A uses the same SMB package but has different voltage specifications and should be selected only when lower voltage ratings are appropriate for the application.
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