VCAS080518A400TP Equivalent & Substitute Parts

Part Overview

The VCAS080518A400TP is a 25.5 V 30 A varistor manufactured by KYOCERA AVX in the FLEXITERM® series. This transient voltage suppressor is designed for surface mount applications in the 0805 (2012 Metric) package format. The component is actively produced and qualified to AEC-Q200 automotive standards. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, supply chain considerations, or design flexibility needs.

Substiute Parts

VCAS080518A400TP
KYOCERA AVXIn Stock: 1064VCAS080518A400TP Datasheet
VCAS080518A400TP
Current Part
VC080518A400DP
KYOCERA AVXIn Stock: 13831VC080518A400DP Datasheet
VC080518A400DP
Parametric Equivalent
VC080518A400RP
KYOCERA AVXIn Stock: 2636VC080518A400RP Datasheet
VC080518A400RP
Parametric Equivalent
VCAS080518A400DZ
KYOCERA AVXIn Stock: 4727VCAS080518A400DZ Datasheet
VCAS080518A400DZ
Parametric Equivalent

Key Parameters

Parameter Value
Varistor Voltage (Typical) 25.5 V
Current - Surge 30 A
Maximum AC Volts 13 V
Maximum DC Volts 18 V
Energy 0.1 J
Capacitance @ 1 kHz 225 pF
Operating Temperature Range -55°C to 125°C
Package / Case 0805 (2012 Metric)
Mounting Type Surface Mount, MLCV
Number of Circuits 1

Substitute Part Grouping Explanation

Substitution of the VCAS080518A400TP is permissible with the following equivalent parts based on identical electrical and mechanical parameters:

Substitution Criteria:

  • Varistor voltage range: 22.95 V (Min) to 28.05 V (Max)
  • Surge current rating: 30 A
  • Energy dissipation: 0.1 J
  • Package format: 0805 (2012 Metric) Surface Mount
  • Mounting type: MLCV
  • Operating temperature: -55°C to 125°C
  • Compliance: ROHS3, REACH Unaffected, AEC-Q200 qualification

All substitute parts listed maintain these core electrical specifications and mechanical compatibility, enabling direct substitution in circuit designs without performance degradation.

Parameter Comparison

Parameter VCAS080518A400TP VC080518A400DP VC080518A400RP VCAS080518A400DZ
Manufacturer KYOCERA AVX KYOCERA AVX KYOCERA AVX KYOCERA AVX
Series FLEXITERM® TransGuard® TransGuard® FLEXITERM®
Varistor Voltage (Typ) 25.5 V 25.5 V 25.5 V 25.5 V
Varistor Voltage (Min) 22.95 V 22.95 V 22.95 V 22.95 V
Varistor Voltage (Max) 28.05 V 28.05 V 28.05 V 28.05 V
Current - Surge 30 A 30 A 30 A 30 A
Maximum AC Volts 13 V 13 V 13 V 13 V
Maximum DC Volts 18 V 18 V 18 V 18 V
Energy 0.1 J 0.1 J 0.1 J 0.1 J
Capacitance @ 1 kHz 225 pF 225 pF 225 pF 225 pF
Operating Temperature -55°C to 125°C -55°C to 125°C -55°C to 125°C -55°C to 125°C
Package / Case 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
Number of Circuits 1 1 1 1
RoHS Status ROHS3 Compliant ROHS3 Compliant ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level 1 (Unlimited) 1 (Unlimited) 1 (Unlimited) 1 (Unlimited)
REACH Status REACH Unaffected REACH Unaffected REACH Unaffected REACH Unaffected
Product Status Active Active Active Active

Engineering Selection Recommendations

All substitute parts maintain full electrical and mechanical equivalence to the VCAS080518A400TP. Selection among these alternatives is based on availability and packaging format:

VC080518A400DP: Highest inventory availability (13,809 pcs). Operates within identical electrical specifications. Belongs to TransGuard® series. Suitable for applications requiring immediate stock access.

VC080518A400RP: Moderate inventory availability (2,616 pcs). Maintains all electrical and mechanical parameters. TransGuard® series designation. Appropriate for standard procurement cycles.

VCAS080518A400DZ: Adequate inventory availability (4,632 pcs). Maintains FLEXITERM® series alignment with the primary part. Provides series consistency for design documentation purposes.

All substitute parts carry AEC-Q200 automotive qualification, ROHS3 compliance, and REACH unaffected status, ensuring regulatory and quality requirements are met across all alternatives.

Frequently Asked Questions (FAQ)

Q: Can VC080518A400DP be used as a direct replacement for VCAS080518A400TP?

A: Yes. Both parts share identical varistor voltage specifications (25.5 V typical), surge current rating (30 A), energy dissipation (0.1 J), package format (0805 2012 Metric), and operating temperature range (-55°C to 125°C). Electrical performance and mechanical compatibility are equivalent.

Q: What is the difference between FLEXITERM® and TransGuard® series parts?

A: Both series are manufactured by KYOCERA AVX and meet the same electrical and mechanical specifications for this application. Series designation reflects internal product line organization but does not affect functional equivalence for the specified parameters.

Q: Are all substitute parts suitable for automotive applications?

A: Yes. All listed parts carry AEC-Q200 qualification, confirming suitability for automotive-grade applications.

Q: Do the substitute parts have the same moisture sensitivity level?

A: Yes. All parts are rated MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. All substitute parts use identical 0805 (2012 Metric) Surface Mount MLCV package format, enabling direct PCB footprint compatibility without layout modifications.

Q: Are there any compliance differences between the main part and substitutes?

A: No. All parts maintain ROHS3 compliance, REACH unaffected status, and identical ECCN and HTSUS classifications.

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