RNCF1206BTC2K21 Equivalent & Substitute Parts

Part Overview

The RNCF1206BTC2K21 is a 2.21 kOhms ±0.1% thin film chip resistor in 1206 (3216 Metric) package rated for 0.333W (1/3W) power dissipation. This component is manufactured by Stackpole Electronics Inc and meets AEC-Q200 automotive qualification standards. The part maintains active product status with 815 units currently in stock.

Substitute parts are identified when they share identical electrical specifications, mechanical dimensions, and compliance certifications, ensuring direct functional equivalence in circuit applications.

Substiute Parts

RNCF1206BTC2K21

Stackpole Electronics IncIn Stock: 893RNCF1206BTC2K21 Datasheet

Current PartRFQ

RNCF1206BKC2K21

Stackpole Electronics IncIn Stock: 1745RNCF1206BKC2K21 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RNCF1206BTC2K21 is determined by strict equivalence across the following parameters:

• Resistance value: 2.21 kOhms
• Tolerance: ±0.1%
• Power rating: 0.333W (1/3W)
• Package type: 1206 (3216 Metric)
• Composition: Thin Film
• Temperature coefficient: ±50ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Automotive qualification: AEC-Q200
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity: MSL 1

The identified substitute part RNCF1206BKC2K21 meets all these criteria and is therefore functionally equivalent for direct replacement applications.

Parameter Comparison

Engineering Selection Recommendations

Both RNCF1206BTC2K21 and RNCF1206BKC2K21 are active products from Stackpole Electronics Inc with identical electrical and mechanical specifications. Selection between these parts should be based on inventory availability and supply chain requirements. The RNCF1206BKC2K21 offers higher stock availability at 1723 units compared to 815 units for the RNCF1206BTC2K21. Both parts maintain full AEC-Q200 automotive qualification and ROHS3 compliance, ensuring equivalent performance in automotive and industrial applications requiring precision thin film resistors.

Frequently Asked Questions (FAQ)

Q: Can RNCF1206BKC2K21 be used as a direct replacement for RNCF1206BTC2K21?

A: Yes. Both parts share identical resistance value, tolerance, power rating, package dimensions, temperature coefficient, operating temperature range, and automotive certifications. Direct substitution is supported without circuit redesign.

Q: Are there any differences in mechanical compatibility?

A: No. Both parts use the 1206 (3216 Metric) package with identical dimensions of 0.120" L x 0.061" W (3.05mm x 1.55mm) and maximum seated height of 0.026" (0.65mm). PCB footprints and assembly processes are identical.

Q: Do both parts meet the same compliance standards?

A: Yes. Both RNCF1206BTC2K21 and RNCF1206BKC2K21 are ROHS3 compliant, AEC-Q200 qualified, and carry MSL 1 (Unlimited) moisture sensitivity rating.

Q: What is the difference between these two part numbers?

A: The parts are functionally equivalent. The difference in part numbers reflects internal Stackpole Electronics Inc product line designations. All electrical and mechanical parameters remain identical.

Q: Which part should be selected for new designs?

A: Either part is suitable for new designs. Selection should consider current inventory levels and supplier availability. The RNCF1206BKC2K21 currently has higher stock availability.