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TV15C110J-G Equivalent & Substitute Parts
Part Overview
The TV15C110J-G is a unidirectional transient voltage suppressor (TVS) diode manufactured by Comchip Technology, designed for general-purpose overvoltage protection applications. This surface-mount component operates across a temperature range of -55°C to 150°C and is RoHS3 compliant with MSL Level 1 rating. The part is currently active in production with 1103 units in stock. Equivalent and substitute parts are identified based on matching electrical characteristics and package compatibility to ensure functional interchangeability in circuit protection applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | TV15C110J-G |
| Manufacturer | Comchip Technology |
| Category | Transient Voltage Suppressors (TVS) |
| Type | Zener, Unidirectional |
| Voltage - Reverse Standoff (Typ) | 11V |
| Voltage - Breakdown (Min) | 12.2V |
| Voltage - Clamping (Max) @ Ipp | 18.2V |
| Current - Peak Pulse (10/1000µs) | 82.42A |
| Power - Peak Pulse | 1500W (1.5kW) |
| Package / Case | DO-214AB, SMC |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| RoHS Status | RoHS3 Compliant |
| MSL Rating | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the TV15C110J-G are grouped based on the following critical electrical and mechanical parameters:
Primary Matching Criteria:
- Voltage - Reverse Standoff: 11V
- Voltage - Clamping (Max) @ Ipp: 18.2V
- Voltage - Breakdown (Min): 12.2V
- Current - Peak Pulse (10/1000µs): 82.4A to 82.5A (±0.1A tolerance)
- Package / Case: DO-214AB, SMC
- Mounting Type: Surface Mount
- Unidirectional Channels: 1
- Type: Zener
Secondary Consideration:
- Operating Temperature Range: -55°C minimum to 150°C minimum
- RoHS3 Compliance
- MSL Level 1
Parts meeting all primary criteria are classified as direct substitutes. Parts with identical electrical specifications but different power ratings or operating temperature ranges are classified as functional alternatives with noted limitations.
Parameter Comparison
| Part Number | Manufacturer | Voltage - Reverse Standoff | Voltage - Clamping (Max) @ Ipp | Current - Peak Pulse (10/1000µs) | Power - Peak Pulse | Package | Operating Temperature | RoHS3 |
|---|---|---|---|---|---|---|---|---|
| TV15C110J-G | Comchip Technology | 11V | 18.2V | 82.42A | 1500W | DO-214AB, SMC | -55°C ~ 150°C | Yes |
| SMCJ11A-13-F | Diodes Incorporated | 11V | 18.2V | 82.4A | 1500W | DO-214AB, SMC | -55°C ~ 150°C | Yes |
| SMCJ11A-TP | Micro Commercial Co | 11V | 18.2V | 82.5A | 1500W | DO-214AB, SMC | -55°C ~ 175°C | Yes |
| SMCJ11A | Fairchild Semiconductor | 11V | 18.2V | 82.5A | 1500W | DO-214AB, SMC | -55°C ~ 150°C | Yes |
| SMCJ12A | MDD | 12V | 19.9V | 75.4A | 1500W | DO-214AB, SMC | -50°C ~ 150°C | Yes |
| SMCJ15A | EVVO Semi | 15V | 24.4V | 61.5A | 600W | DO-214AC, SMA | -65°C ~ 150°C | Yes |
| SMDJ11A | Alpha & Omega Semiconductor Inc. | 11V | 18.2V | 164.9A | 3000W | DO-214AB, SMC | -55°C ~ 150°C | Yes |
| TPSMD11A | Littelfuse Inc. | 11V | 18.2V | 164.8A | 3000W | DO-214AB, SMC | -65°C ~ 150°C | Yes |
Engineering Selection Recommendations
Direct Substitutes (Identical Electrical and Thermal Specifications):
SMCJ11A-13-F (Diodes Incorporated) and SMCJ11A (Fairchild Semiconductor) are direct substitutes with matching voltage ratings, clamping characteristics, peak pulse current, and power dissipation. Both maintain the -55°C to 150°C operating range and RoHS3 compliance. SMCJ11A-13-F is available in Tape & Reel packaging with 790 units in stock, while SMCJ11A is available in Bulk packaging with 12200 units in stock.
Enhanced Temperature Range Alternative:
SMCJ11A-TP (Micro Commercial Co) provides identical electrical performance with an extended upper operating temperature limit of 175°C compared to the standard 150°C. This part is suitable for applications requiring higher thermal headroom. It is available in Tape & Reel packaging with 1995 units in stock.
Higher Power Dissipation Alternatives:
SMDJ11A (Alpha & Omega Semiconductor Inc.) and TPSMD11A (Littelfuse Inc.) maintain identical voltage specifications and clamping characteristics but provide double the power dissipation capability (3000W versus 1500W) with proportionally higher peak pulse current ratings (164.9A and 164.8A respectively). TPSMD11A includes AEC-Q101 automotive qualification and operates across -65°C to 150°C. These parts are suitable for applications requiring enhanced transient energy absorption.
Not Recommended as Direct Substitutes:
SMCJ12A and SMCJ15A have different voltage ratings and clamping characteristics that do not match the TV15C110J-G specifications. SMCJ15A also uses a different package (DO-214AC, SMA) and has reduced power dissipation (600W). These parts are not functionally equivalent for circuits designed around the 11V standoff voltage specification.
Frequently Asked Questions (FAQ)
Q: Can SMCJ11A-TP be used as a drop-in replacement for TV15C110J-G?
A: Yes. SMCJ11A-TP is electrically and mechanically compatible with identical voltage ratings, clamping voltage, and peak pulse current specifications. The extended operating temperature range to 175°C provides additional thermal margin without affecting circuit performance.
Q: What is the difference between SMCJ11A and SMDJ11A?
A: Both parts share identical voltage specifications (11V standoff, 18.2V clamping). The primary difference is power dissipation: SMCJ11A handles 1500W peak pulse power with 82.5A peak current, while SMDJ11A handles 3000W with 164.9A peak current. SMDJ11A is suitable for higher-energy transient events.
Q: Why is SMCJ15A not a suitable substitute?
A: SMCJ15A has a 15V reverse standoff voltage and 24.4V clamping voltage, which are significantly higher than the TV15C110J-G specifications (11V and 18.2V respectively). It also uses a different package (DO-214AC, SMA) and provides only 600W power dissipation. This part is designed for different voltage protection levels and is not functionally equivalent.
Q: Are all substitute parts RoHS3 compliant?
A: Yes. All listed substitute parts are RoHS3 compliant with MSL Level 1 rating, matching the compliance profile of the TV15C110J-G.
Q: What packaging options are available for direct substitutes?
A: SMCJ11A-13-F and SMCJ11A-TP are supplied in Tape & Reel (TR) packaging suitable for automated assembly. SMCJ11A is available in Bulk packaging. All parts use the DO-214AB (SMC) package footprint for surface-mount PCB assembly.
Q: Can TPSMD11A be used in non-automotive applications?
A: Yes. TPSMD11A meets all electrical and mechanical requirements for the TV15C110J-G application. The AEC-Q101 automotive qualification indicates additional reliability testing but does not restrict use in general-purpose applications. The extended operating temperature range (-65°C to 150°C) and higher power rating (3000W) make it suitable for demanding environments.
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