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VCAS080514C300RP Equivalent & Substitute Parts
Part Overview
The VCAS080514C300RP is an 18.5 V 120 A Transient Voltage Suppressor (TVS) varistor manufactured by KYOCERA AVX in the FLEXITERM® series. This surface mount component operates in the 0805 (2012 Metric) package and is designed for automotive-grade applications with AEC-Q200 qualification. The part is Active in product status and maintains full RoHS3 compliance with unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified to address packaging format variations and inventory availability while maintaining identical electrical and mechanical specifications.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Varistor Voltage (Typical) | 18.5 | V |
| Varistor Voltage (Min) | 16.28 | V |
| Varistor Voltage (Max) | 20.72 | V |
| Current - Surge | 120 | A |
| Maximum AC Volts | 10 | V |
| Maximum DC Volts | 14 | V |
| Energy | 0.3 | J |
| Capacitance @ 1 kHz | 900 | pF |
| Operating Temperature Range | -55 to 125 | °C |
| Number of Circuits | 1 | — |
| Package / Case | 0805 (2012 Metric) | — |
| Mounting Type | Surface Mount, MLCV | — |
Substitute Part Grouping Explanation
Substitution of the VCAS080514C300RP is determined by strict equivalence across all electrical parameters and mechanical specifications. The following criteria define valid substitutes:
Electrical Equivalence Requirements:
- Varistor Voltage (Typ): 18.5 V
- Varistor Voltage range: 16.28 V (Min) to 20.72 V (Max)
- Current - Surge: 120 A
- Maximum AC Volts: 10 V
- Maximum DC Volts: 14 V
- Energy: 0.3 J
- Capacitance @ 1 kHz: 900 pF
- Operating Temperature: -55°C to 125°C
Mechanical Equivalence Requirements:
- Package / Case: 0805 (2012 Metric)
- Mounting Type: Surface Mount, MLCV
- Number of Circuits: 1
Compliance Equivalence Requirements:
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
- REACH Status: REACH Unaffected
- Automotive Grade: AEC-Q200 Qualified
Substitute parts differ only in packaging format (Tape & Reel versus Cut Tape & Digi-Reel®) and series designation (FLEXITERM® versus TransGuard®), which do not affect electrical performance or mechanical compatibility in the application circuit.
Parameter Comparison
| Parameter | VCAS080514C300RP | VC080514C300DP | VC080514C300RP | VCAS080514C300DP | VCAS080514C300DZ |
|---|---|---|---|---|---|
| Manufacturer | KYOCERA AVX | KYOCERA AVX | KYOCERA AVX | KYOCERA AVX | KYOCERA AVX |
| Category | TVS | TVS | TVS | TVS | TVS |
| Varistor Voltage (Typ) | 18.5 V | 18.5 V | 18.5 V | 18.5 V | 18.5 V |
| Varistor Voltage (Min) | 16.28 V | 16.28 V | 16.28 V | 16.28 V | 16.28 V |
| Varistor Voltage (Max) | 20.72 V | 20.72 V | 20.72 V | 20.72 V | 20.72 V |
| Current - Surge | 120 A | 120 A | 120 A | 120 A | 120 A |
| Maximum AC Volts | 10 V | 10 V | 10 V | 10 V | 10 V |
| Maximum DC Volts | 14 V | 14 V | 14 V | 14 V | 14 V |
| Energy | 0.3 J | 0.3 J | 0.3 J | 0.3 J | 0.3 J |
| Capacitance @ 1 kHz | 900 pF | 900 pF | 900 pF | 900 pF | 900 pF |
| Operating Temperature | -55 to 125°C | -55 to 125°C | -55 to 125°C | -55 to 125°C | -55 to 125°C |
| Package / Case | 0805 (2012 Metric) | 0805 (2012 Metric) | 0805 (2012 Metric) | 0805 (2012 Metric) | 0805 (2012 Metric) |
| Mounting Type | Surface Mount, MLCV | Surface Mount, MLCV | Surface Mount, MLCV | Surface Mount, MLCV | Surface Mount, MLCV |
| Number of Circuits | 1 | 1 | 1 | 1 | 1 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| MSL | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected |
| Product Status | Active | Active | Active | Active | Active |
| Packaging Format | Tape & Reel (TR) | Cut Tape & Digi-Reel® | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
Engineering Selection Recommendations
All listed substitute parts maintain full electrical and mechanical equivalence to the VCAS080514C300RP. Selection between substitutes is determined by packaging and supply chain requirements:
Tape & Reel (TR) Format: VCAS080514C300RP, VC080514C300RP, and VCAS080514C300DZ are supplied in standard Tape & Reel packaging suitable for automated assembly processes. VCAS080514C300RP maintains the highest inventory level at 1016 pieces. VC080514C300RP provides the largest available stock at 44,141 pieces. VCAS080514C300DZ offers 2,851 pieces in inventory.
Cut Tape & Digi-Reel® Format: VC080514C300DP is supplied in Cut Tape and Digi-Reel® packaging with 3,200 pieces available. This format accommodates lower-volume or prototype applications.
All parts carry Active product status, AEC-Q200 automotive qualification, and full RoHS3 compliance. Series designation (FLEXITERM® or TransGuard®) does not affect functional performance or circuit compatibility. Selection should prioritize packaging format alignment with assembly equipment and inventory availability for production schedules.
Frequently Asked Questions (FAQ)
Q: Can VC080514C300DP be used as a direct substitute for VCAS080514C300RP in production assembly?
A: VC080514C300DP is electrically and mechanically equivalent but differs in packaging format. VCAS080514C300RP uses Tape & Reel (TR) packaging, while VC080514C300DP uses Cut Tape & Digi-Reel® packaging. Direct substitution is possible if assembly equipment supports both packaging formats. Verify feeder compatibility with your pick-and-place system before implementation.
Q: What is the difference between FLEXITERM® and TransGuard® series designations?
A: Both series are manufactured by KYOCERA AVX and share identical electrical specifications, mechanical dimensions, and compliance certifications for this part number. Series designation reflects internal product line organization and does not affect performance, reliability, or circuit compatibility.
Q: Are all substitute parts qualified to AEC-Q200 automotive standards?
A: VCAS080514C300RP and VCAS080514C300DZ explicitly carry AEC-Q200 qualification and Automotive Grade designation. VC080514C300DP and VC080514C300RP do not list explicit AEC-Q200 qualification in provided specifications. Verify automotive qualification requirements with your design specifications before selecting these alternatives for automotive applications.
Q: What inventory considerations apply when selecting between substitute parts?
A: VC080514C300RP offers the largest available stock at 44,141 pieces, suitable for high-volume production. VCAS080514C300RP provides 1,016 pieces in Tape & Reel format with automotive qualification. VC080514C300DP and VCAS080514C300DP offer 3,200 and 3,533 pieces respectively. VCAS080514C300DZ provides 2,851 pieces. Selection should align with production volume and lead time requirements.
Q: Do all substitute parts maintain the same operating temperature range?
A: All substitute parts operate across the identical temperature range of -55°C to 125°C (TA). No thermal performance differences exist between the main part and substitutes.
Q: Is the 900 pF capacitance specification identical across all substitute parts?
A: All substitute parts maintain 900 pF capacitance measured at 1 kHz. This parameter is constant across all equivalent parts and does not vary by packaging format or series designation.
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