TE Connectivity 1614968-3 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 1614968-3 is a 20 kOhms ±0.1% thin film chip resistor in 1206 (3216 Metric) package rated for 0.125W (1/8W) operation across -55°C to 155°C. This component is classified as obsolete product status. Equivalent and substitute parts are necessary to maintain design continuity and ensure procurement availability for new production builds and field replacements where the original part is no longer manufactured or stocked.

Key Parameters

Parameter	Value
Resistance	20 kOhms
Tolerance	±0.1%
Power Rating	0.125W (1/8W)
Package / Case	1206 (3216 Metric)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level	1 (Unlimited)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution of the TE Connectivity 1614968-3 is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Resistance value: 20 kOhms (exact match required)
Tolerance: ±0.1% (exact match required)
Package / Case: 1206 (3216 Metric) (exact match required)
Composition: Thin Film (exact match required)
Number of Terminations: 2 (exact match required)

Allowable Variation Parameters:

Power Rating: Substitute parts may have equal or higher power ratings (0.125W minimum)
Temperature Coefficient: Substitute parts may have equal or lower temperature coefficient values (±25ppm/°C or better)
Operating Temperature Range: Substitute parts must support the full -55°C to 155°C range or equivalent
Product Status: Active status parts are preferred over obsolete parts for long-term availability

Substitute parts are grouped into two categories: Direct Substitutes (matching all parameters including power rating) and Upgrade Substitutes (higher power ratings or improved specifications while maintaining core electrical and mechanical compatibility).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Temp Coeff (ppm/°C)	Operating Temp (°C)	Package	Product Status	Features
1614968-3	TE Connectivity	20 kOhms	±0.1%	0.125W	±25	-55 ~ 155	1206	Obsolete	Thin Film
RNCF1206BKE20K0	Stackpole Electronics Inc	20 kOhms	±0.1%	0.333W	±25	-55 ~ 155	1206	Active	Automotive AEC-Q200, Thin Film
CRT1206-BY-2002ELF	Bourns Inc.	20 kOhms	±0.1%	0.25W	±25	-55 ~ 155	1206	Active	Current Sense, Thin Film
ERA-8AEB203V	Panasonic Electronic Components	20 kOhms	±0.1%	0.25W	±25	-55 ~ 155	1206	Active	Automotive AEC-Q200, Thin Film
MCA12060D2002BP500	Vishay Beyschlag/Draloric/BC Components	20 kOhms	±0.1%	0.25W	±25	-55 ~ 125	1206	Active	Anti-Sulfur, Thin Film
MCA12060F2002BP100	Vishay Beyschlag/Draloric/BC Components	20 kOhms	±0.1%	0.25W	±10	-55 ~ 125	1206	Active	Anti-Sulfur, Thin Film
MCA1206MD2002BP100	Vishay Beyschlag/Draloric/BC Components	20 kOhms	±0.1%	0.25W	±25	-55 ~ 155	1206	Active	Anti-Sulfur, Automotive AEC-Q200, Moisture Resistant, Thin Film
RG3216N-2002-B-T5	Susumu	20 kOhms	±0.1%	0.25W	±10	-55 ~ 155	1206	Active	Anti-Sulfur, Automotive AEC-Q200, Thin Film
RG3216N-2002-W-T1	Susumu	20 kOhms	±0.05%	0.25W	±10	-55 ~ 155	1206	Active	Anti-Sulfur, Automotive AEC-Q200, Thin Film
RG3216P-2002-B-T5	Susumu	20 kOhms	±0.1%	0.25W	±25	-55 ~ 155	1206	Active	Anti-Sulfur, Automotive AEC-Q200, Thin Film
RG3216V-2002-B-T5	Susumu	20 kOhms	±0.1%	0.25W	±5	-55 ~ 155	1206	Active	Anti-Sulfur, Automotive AEC-Q200, Thin Film

Engineering Selection Recommendations

Direct Substitutes (Equivalent Electrical and Mechanical Performance):

The following parts provide direct substitution with matching core specifications (20 kOhms, ±0.1% tolerance, 1206 package, thin film composition) while offering active product status and improved availability:

RG3216P-2002-B-T5 (Susumu): Matches all critical parameters with ±25ppm/°C temperature coefficient and full -55°C to 155°C operating range. Automotive AEC-Q200 qualified. Highest inventory availability (5530 pcs).
MCA1206MD2002BP100 (Vishay): Matches all critical parameters with ±25ppm/°C temperature coefficient and full -55°C to 155°C operating range. Automotive AEC-Q200 qualified with moisture-resistant features.

Upgrade Substitutes (Enhanced Specifications):

The following parts provide superior performance characteristics while maintaining full compatibility:

RG3216N-2002-W-T1 (Susumu): Tighter tolerance (±0.05% vs ±0.1%) with improved temperature coefficient (±10ppm/°C). Automotive AEC-Q200 qualified. Full operating range -55°C to 155°C.
RG3216V-2002-B-T5 (Susumu): Superior temperature coefficient (±5ppm/°C) for precision applications. Automotive AEC-Q200 qualified. Full operating range -55°C to 155°C.
MCA12060F2002BP100 (Vishay): Improved temperature coefficient (±10ppm/°C) with anti-sulfur protection. Note: Operating temperature limited to -55°C to 125°C.

Higher Power Rating Substitutes:

RNCF1206BKE20K0 (Stackpole Electronics Inc): Increased power rating (0.333W vs 0.125W) with matching tolerance and temperature coefficient. Automotive AEC-Q200 qualified. Suitable for applications requiring higher power dissipation capability.

All substitute parts maintain RoHS3 compliance, MSL 1 rating, and REACH unaffected status consistent with the original part.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with higher power rating than the original 1614968-3?

A: Yes. A substitute part with equal or higher power rating (0.125W minimum) is electrically and mechanically compatible. Higher power ratings provide additional thermal margin and do not affect circuit performance when the original power requirement is 0.125W or less.

Q: What is the significance of the 1206 package designation?

A: The 1206 package (3216 Metric) is a standardized surface-mount resistor size measuring 0.120" × 0.061" (3.05mm × 1.55mm). All listed substitutes use this identical package, ensuring PCB footprint compatibility and reflow soldering compatibility without design modification.

Q: Are automotive-qualified parts (AEC-Q200) suitable for non-automotive applications?

A: Yes. Automotive AEC-Q200 qualification indicates enhanced reliability testing and stricter manufacturing controls. These parts are fully compatible with non-automotive applications and provide equivalent or superior performance compared to non-qualified alternatives.

Q: What does temperature coefficient (ppm/°C) mean for resistor selection?

A: Temperature coefficient indicates how much the resistance value changes per degree Celsius change in operating temperature. Lower values (±5ppm/°C or ±10ppm/°C) indicate better stability across temperature extremes. The original part specifies ±25ppm/°C; substitutes with equal or lower values maintain or improve performance.

Q: Can I substitute RG3216N-2002-W-T1 (±0.05% tolerance) for the original ±0.1% part?

A: Yes. The RG3216N-2002-W-T1 has tighter tolerance (±0.05%), which is a superior specification. Tighter tolerance means the actual resistance value will be closer to the nominal 20 kOhms value, improving circuit accuracy without any compatibility issues.

Q: What is the difference between RG3216P-2002-B-T5 and RG3216V-2002-B-T5?

A: Both parts are 20 kOhms ±0.1% in 1206 package with Automotive AEC-Q200 qualification. The primary difference is temperature coefficient: RG3216P has ±25ppm/°C while RG3216V has ±5ppm/°C. The RG3216V provides superior temperature stability for precision applications.

Q: Is the operating temperature range -55°C to 125°C sufficient for my application?

A: The original part and most substitutes support -55°C to 155°C. If your application requires operation above 125°C, use substitutes with the full -55°C to 155°C range such as RG3216P-2002-B-T5, RG3216N-2002-B-T5, RG3216N-2002-W-T1, RG3216V-2002-B-T5, or MCA1206MD2002BP100. Avoid MCA12060D2002BP500 and MCA12060F2002BP100 for high-temperature applications.

Q: What does "Anti-Sulfur" feature mean?

A: Anti-sulfur protection prevents degradation of resistor performance when exposed to sulfur-containing environments or corrosive atmospheres. This feature is beneficial for industrial and automotive applications but does not affect compatibility with standard applications.

Q: Can I mix different substitute part numbers in the same production batch?

A: Yes, provided all selected parts meet your circuit requirements for resistance value, tolerance, power rating, and operating temperature range. However, for consistency and traceability, it is recommended to standardize on a single part number per design revision.

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