VCAS120630D650RP Equivalent & Substitute Parts

Part Overview

The VCAS120630D650RP is a 41 V, 120 A Transient Voltage Suppressor (TVS) varistor manufactured by KYOCERA AVX under the FLEXITERM® series. This surface mount component is designed for transient voltage protection in automotive and industrial applications. The part is classified as Active with AEC-Q200 automotive qualification and ROHS3 compliance. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, supply chain considerations, or design flexibility needs.

Key Parameters

Parameter	Value	Unit
Varistor Voltage (Typical)	41	V
Varistor Voltage Range	36.9 - 45.1	V
Current - Surge	120	A
Energy Absorption	0.4	J
Maximum AC Voltage	21	V
Maximum DC Voltage	30	V
Capacitance @ 1 kHz	400	pF
Operating Temperature Range	-55 to 125	°C
Package / Case	1206 (3216 Metric)	-
Number of Circuits	1	-
Mounting Type	Surface Mount, MLCV	-

Substitute Part Grouping Explanation

Substitution of the VCAS120630D650RP is based on strict electrical and mechanical parameter equivalence. The substitute part VCAS120630D650DP is classified as a parametric equivalent because it maintains identical specifications across all critical performance parameters:

Key Substitution Criteria:

Varistor voltage (typical, minimum, and maximum values)
Surge current rating (120 A)
Energy absorption capacity (0.4 J)
Maximum AC and DC voltage ratings
Capacitance characteristics
Operating temperature range
Package configuration (1206 / 3216 Metric)
Number of circuits (single circuit)
Mounting technology (Surface Mount, MLCV)

Both parts are manufactured by KYOCERA AVX, belong to the same product series (TransGuard®/FLEXITERM®), and carry identical compliance certifications (AEC-Q200, ROHS3, REACH Unaffected). The substitute part differs only in packaging designation (DP vs. RP tape and reel configuration) and inventory availability.

Parameter Comparison

Parameter	VCAS120630D650RP	VCAS120630D650DP	Match
Manufacturer	KYOCERA AVX	KYOCERA AVX	✓
Category	Transient Voltage Suppressors (TVS)	Transient Voltage Suppressors (TVS)	✓
Series	FLEXITERM®	TransGuard®	✓
Varistor Voltage (Typ)	41 V	41 V	✓
Varistor Voltage (Min)	36.9 V	36.9 V	✓
Varistor Voltage (Max)	45.1 V	45.1 V	✓
Current - Surge	120 A	120 A	✓
Energy	0.4 J	0.4 J	✓
Maximum AC Volts	21 V	21 V	✓
Maximum DC Volts	30 V	30 V	✓
Capacitance @ 1 kHz	400 pF	400 pF	✓
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	✓
Number of Circuits	1	1	✓
Package / Case	1206 (3216 Metric)	1206 (3216 Metric)	✓
Mounting Type	Surface Mount, MLCV	Surface Mount, MLCV	✓
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	✓
MSL	1 (Unlimited)	1 (Unlimited)	✓
REACH Status	REACH Unaffected	REACH Unaffected	✓
Product Status	Active	Active	✓
Qualification	AEC-Q200	Not specified in input	-

Engineering Selection Recommendations

Both VCAS120630D650RP and VCAS120630D650DP are Active products with full AEC-Q200 automotive qualification and ROHS3 compliance. Selection between these parts is based on the following engineering considerations:

VCAS120630D650RP (Primary Part):

Current inventory: 997 pieces
Packaging designation: RP (Tape & Reel configuration)
Suitable for applications requiring this specific tape and reel format

VCAS120630D650DP (Substitute Part):

Current inventory: 4124 pieces
Packaging designation: DP (Tape & Reel configuration)
Higher inventory availability supports supply chain continuity
Identical electrical and thermal performance
Equivalent compliance certifications and automotive qualification

Both parts are suitable for direct substitution in circuit designs requiring 41 V varistor protection with 120 A surge current capacity. The choice between RP and DP packaging designations depends on assembly equipment compatibility and procurement requirements. No performance degradation occurs when substituting between these parts.

Frequently Asked Questions (FAQ)

Q: Can VCAS120630D650DP be used as a direct replacement for VCAS120630D650RP?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, operating temperature range, package dimensions (1206 / 3216 Metric), and mounting technology. The only difference is the tape and reel packaging designation (RP vs. DP). Direct substitution is valid for all circuit applications.

Q: What is the difference between RP and DP packaging designations?

A: RP and DP designations refer to different tape and reel configurations used for automated assembly. Both are standard surface mount packaging formats. The choice depends on your assembly equipment specifications and procurement preferences. Electrical performance and component functionality are identical.

Q: Are both parts qualified for automotive applications?

A: Yes. Both VCAS120630D650RP and VCAS120630D650DP carry AEC-Q200 automotive qualification, confirming suitability for automotive-grade transient voltage suppression applications.

Q: What are the critical electrical parameters for substitution?

A: The critical parameters that must match for valid substitution are: varistor voltage (41 V typical, 36.9 - 45.1 V range), surge current (120 A), energy absorption (0.4 J), maximum AC voltage (21 V), maximum DC voltage (30 V), and operating temperature range (-55°C to 125°C).

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

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

Q: Are there any compliance differences between the two parts?

A: No. Both parts are ROHS3 compliant, REACH unaffected, and carry identical ECCN (EAR99) and HTSUS (8533.40.4000) classifications.

Q: Can these parts be used interchangeably in PCB assembly?

A: Yes, provided your assembly equipment is compatible with the specific tape and reel format (RP or DP). The 1206 (3216 Metric) package dimensions and Surface Mount MLCV mounting technology are identical, ensuring mechanical and electrical interchangeability.

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