AF1206JR-07100RL Equivalent & Substitute Parts

Part Overview

The AF1206JR-07100RL is a 100 Ohm ±5% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by YAGEO. This part features anti-sulfur coating and automotive AEC-Q200 qualification, making it suitable for automotive and industrial applications requiring environmental protection. The part is active and in production with 1144 units currently in stock. Equivalent and substitute parts are identified based on matching electrical specifications, package dimensions, and compliance ratings to ensure direct functional replacement in circuit designs.

Key Parameters

Parameter	Value
Resistance	100 Ohms
Tolerance	±5%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Dimensions	0.122" L x 0.063" W (3.10mm x 1.60mm)
Height - Seated (Max)	0.026" (0.65mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the AF1206JR-07100RL are grouped based on the following critical parameters that determine functional equivalence:

Primary Matching Criteria:

Resistance value: 100 Ohms
Package / Case: 1206 (3216 Metric)
Power rating: 0.25W minimum
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
RoHS3 compliance
Moisture Sensitivity Level: 1

Tolerance Variations: Parts with tolerance values of ±5%, ±1%, and ±0.5% are included as substitutes. Tighter tolerance parts (±1%, ±0.5%) provide enhanced precision and are direct upgrades. Looser tolerance parts maintain functional compatibility for applications where ±5% tolerance is acceptable.

Packaging Format Variations: Substitutes include both Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel® packaging formats. These represent different supply chain configurations and do not affect electrical or mechanical compatibility.

Series and Feature Variations: YAGEO AF, AC, and RC series parts, along with Ohmite AS, Bourns CR1206, and Vishay Dale CRCW series parts, meet the core electrical and mechanical requirements. Feature differences (anti-sulfur, moisture resistant, pulse withstanding, automotive AEC-Q200) represent enhanced capabilities that do not prevent substitution.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Features	Inventory (Pcs)
AF1206JR-07100RL	YAGEO	100 Ohms	±5%	0.25W	1206	Anti-Sulfur, AEC-Q200	1144
AF1206FR-07100RL	YAGEO	100 Ohms	±1%	0.25W	1206	Anti-Sulfur, AEC-Q200	8269
AC1206FR-07100RL	YAGEO	100 Ohms	±1%	0.25W	1206	Moisture Resistant, AEC-Q200	51852
AC1206JR-07100RL	YAGEO	100 Ohms	±5%	0.25W	1206	Moisture Resistant, AEC-Q200	8070
RC1206DR-07100RL	YAGEO	100 Ohms	±0.5%	0.25W	1206	Moisture Resistant	10717
RC1206FR-07100RL	YAGEO	100 Ohms	±1%	0.25W	1206	Moisture Resistant	89800
RC1206FR-07100RP	YAGEO	100 Ohms	±1%	0.25W	1206	None specified	21595
RC1206JR-07100RL	YAGEO	100 Ohms	±5%	0.25W	1206	Moisture Resistant	5125
AS12J1000ET	Ohmite	100 Ohms	±5%	0.5W	1206	Pulse Withstanding	6039
CR1206-FX-1000ELF	Bourns Inc.	100 Ohms	±1%	0.25W	1206	Moisture Resistant	223284
CRCW1206100RFKEA	Vishay Dale	100 Ohms	±1%	0.25W	1206	AEC-Q200	16605

Engineering Selection Recommendations

Direct Equivalents (Same Tolerance, Same Features): AC1206JR-07100RL maintains identical electrical specifications and tolerance to the AF1206JR-07100RL while offering moisture-resistant construction and AEC-Q200 automotive qualification. RC1206JR-07100RL provides the same tolerance and power rating with moisture-resistant features.

Precision Upgrades (Tighter Tolerance): AF1206FR-07100RL, AC1206FR-07100RL, RC1206FR-07100RL, RC1206FR-07100RP, CR1206-FX-1000ELF, and CRCW1206100RFKEA all provide ±1% tolerance, offering improved accuracy for precision circuit applications. RC1206DR-07100RL provides the highest precision at ±0.5% tolerance.

Higher Power Rating: AS12J1000ET from Ohmite provides 0.5W power rating in the same 1206 package, suitable for applications requiring increased power dissipation capability while maintaining 100 Ohm resistance and ±5% tolerance.

Compliance and Certifications: All substitute parts maintain ROHS3 compliance and Moisture Sensitivity Level 1. Parts with AEC-Q200 rating (AF1206FR-07100RL, AC1206FR-07100RL, AC1206JR-07100RL, CRCW1206100RFKEA) are qualified for automotive applications. Parts with moisture-resistant features (AC series, RC series, CR1206, CRCW) provide enhanced environmental protection.

Inventory Availability: CR1206-FX-1000ELF (Bourns) offers the highest inventory level at 223,284 units. RC1206FR-07100RL (YAGEO) provides 89,800 units. AC1206FR-07100RL (YAGEO) offers 51,852 units. These high-availability options support supply chain continuity.

Frequently Asked Questions (FAQ)

Q: Can I substitute a ±1% tolerance part for the ±5% AF1206JR-07100RL? A: Yes. Parts with ±1% tolerance (AF1206FR-07100RL, AC1206FR-07100RL, RC1206FR-07100RL, CR1206-FX-1000ELF, CRCW1206100RFKEA) provide tighter tolerance and are direct functional upgrades. They maintain identical resistance value, power rating, package dimensions, and operating temperature range.

Q: What is the difference between YAGEO AF, AC, and RC series 1206 resistors? A: The AF series features anti-sulfur coating. The AC series provides moisture-resistant construction. The RC series offers moisture-resistant thick film composition. All three series maintain identical electrical specifications (100 Ohms, 0.25W, 1206 package, ±100ppm/°C temperature coefficient, -55°C ~ 155°C operating range) and are functionally interchangeable.

Q: Can I use the Ohmite AS12J1000ET as a substitute? A: The AS12J1000ET is compatible from an electrical and mechanical standpoint. It maintains 100 Ohm resistance, ±5% tolerance, 1206 package, and identical operating temperature range. However, it provides 0.5W power rating instead of 0.25W. Use this part only if your circuit design can accommodate the higher power rating or if increased power dissipation capability is beneficial.

Q: Are Bourns CR1206-FX-1000ELF and Vishay Dale CRCW1206100RFKEA compatible with the AF1206JR-07100RL? A: Yes. Both parts maintain 100 Ohm resistance, ±1% tolerance, 0.25W power rating, 1206 package, and identical operating temperature range. CR1206-FX-1000ELF offers moisture-resistant features. CRCW1206100RFKEA provides AEC-Q200 automotive qualification. Both are ROHS3 compliant with Moisture Sensitivity Level 1.

Q: What packaging format differences exist among substitute parts? A: Substitute parts are supplied in Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® formats. These represent different supply chain and handling configurations and do not affect electrical or mechanical compatibility. Select based on your assembly process requirements.

Q: Which substitute part offers the best precision? A: RC1206DR-07100RL provides the tightest tolerance at ±0.5%, followed by all ±1% tolerance parts. Select RC1206DR-07100RL for applications requiring maximum resistance accuracy.

Q: Are all substitute parts RoHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance and Moisture Sensitivity Level 1 (Unlimited), matching the environmental and regulatory requirements of the AF1206JR-07100RL.

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