AF1206JR-0710RL Equivalent & Substitute Parts

Part Overview

The AF1206JR-0710RL is a 10 Ohm ±5% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by YAGEO. This component features anti-sulfur coating and automotive AEC-Q200 qualification, making it suitable for automotive and industrial applications requiring reliability in harsh environments. The part is currently active in production with 764 units in stock.

Equivalent and substitute parts are identified when design requirements allow tolerance relaxation, power rating increases, packaging format changes, or when sourcing from alternative manufacturers becomes necessary due to supply constraints or design optimization.

Key Parameters

Parameter	Value
Resistance	10 Ohms
Tolerance	±5%
Power Rating	0.25W (1/4W)
Package	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±200ppm/°C
Operating Temperature Range	-55°C to 155°C
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Electrical Parameters (Must Match or Exceed):

Resistance value: 10 Ohms (exact match required)
Tolerance: ±5% or better (±1% is acceptable as upgrade)
Power rating: 0.25W minimum (higher ratings acceptable)
Temperature coefficient: ±200ppm/°C or better
Operating temperature range: -55°C to 155°C minimum

Mechanical Parameters (Must Match):

Package: 1206 (3216 Metric) only
Number of terminations: 2
Physical dimensions: 0.122" L x 0.063" W (3.10mm x 1.60mm)

Compliance & Features (Preferred but Not Mandatory for Substitution):

AEC-Q200 automotive qualification
RoHS3 compliance
MSL 1 rating

Substitutes are grouped into three categories:

Direct Equivalents (Same Series, Same Tolerance): AF1206FR-0710RL (tolerance upgrade to ±1%)
Automotive-Qualified Alternatives (Different Series, AEC-Q200): AC1206FR-0710RL, AC1206JR-0710RL, SR1206JR-0710RL, SR1206JR-7W10RL, CRS1206AJW-100ELF, CRCW120610R0JNEAHP
General-Purpose Alternatives (Non-Automotive or Legacy Status): RC1206FR-0710RL, RC1206JR-0710RL, ERJ-8GEYJ100V

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power Rating	Temp Coeff	AEC-Q200	Packaging	Product Status	Inventory
AF1206JR-0710RL	YAGEO	10Ω	±5%	0.25W	±200ppm/°C	Yes	TR	Active	764
AF1206FR-0710RL	YAGEO	10Ω	±1%	0.25W	±200ppm/°C	Yes	TR	Active	10624
AC1206FR-0710RL	YAGEO	10Ω	±1%	0.25W	±100ppm/°C	Yes	CT/Digi-Reel	Active	2200
AC1206JR-0710RL	YAGEO	10Ω	±5%	0.25W	±100ppm/°C	Yes	TR	Active	13123
RC1206FR-0710RL	YAGEO	10Ω	±1%	0.25W	±200ppm/°C	No	CT/Digi-Reel	Active	4128
RC1206JR-0710RL	YAGEO	10Ω	±5%	0.25W	±200ppm/°C	No	CT/Digi-Reel	Active	20025
SR1206JR-0710RL	YAGEO	10Ω	±5%	0.25W	±200ppm/°C	Yes	TR	Active	2063
SR1206JR-7W10RL	YAGEO	10Ω	±5%	0.5W	±200ppm/°C	Yes	TR	Active	4189
CRCW120610R0JNEAHP	Vishay Dale	10Ω	±5%	0.75W	±200ppm/°C	Yes	TR	Active	26152
CRS1206AJW-100ELF	Bourns Inc.	10Ω	±5%	0.5W	±200ppm/°C	Yes	TR	Active	1561
ERJ-8GEYJ100V	Panasonic	10Ω	±5%	0.25W	±200ppm/°C	Yes	TR	Not For New Designs	252181

Engineering Selection Recommendations

Primary Substitutes (Recommended for New Designs):

AF1206FR-0710RL is the direct upgrade path within the YAGEO AF series, offering improved tolerance (±1%) while maintaining identical electrical and mechanical specifications. This part is active in production with high inventory availability.

AC1206JR-0710RL and AC1206FR-0710RL provide moisture-resistant variants with improved temperature coefficient (±100ppm/°C) and full AEC-Q200 qualification. These are suitable when enhanced environmental protection is required.

SR1206JR-0710RL and SR1206JR-7W10RL offer pulse-withstanding capability with AEC-Q200 qualification. The 7W variant provides increased power handling (0.5W) for applications requiring higher dissipation margins.

CRCW120610R0JNEAHP (Vishay Dale) provides the highest power rating (0.75W) with AEC-Q200 qualification and pulse-withstanding features, suitable for high-stress automotive applications.

CRS1206AJW-100ELF (Bourns Inc.) combines anti-sulfur coating with pulse-withstanding capability and 0.5W power rating, offering cross-manufacturer redundancy.

Secondary Substitutes (Active but Non-Automotive):

RC1206FR-0710RL and RC1206JR-0710RL are moisture-resistant variants without AEC-Q200 qualification. These are suitable for non-automotive applications where automotive qualification is not required.

Legacy Status (Not Recommended for New Designs):

ERJ-8GEYJ100V is marked "Not For New Designs" despite high inventory. This part should be avoided in new product development unless existing designs mandate its use.

Frequently Asked Questions (FAQ)

Q: Can AF1206FR-0710RL replace AF1206JR-0710RL directly?

A: Yes. AF1206FR-0710RL is a direct substitute with improved tolerance (±1% vs ±5%). All electrical, mechanical, and compliance parameters are identical or superior. This is a recommended upgrade path.

Q: What is the difference between AF, AC, RC, and SR series?

A: All series share the same 1206 package and 10 Ohm resistance. AF series features anti-sulfur coating. AC series adds moisture resistance. RC series provides moisture resistance without automotive qualification. SR series adds pulse-withstanding capability. Temperature coefficient varies: AF/RC/SR use ±200ppm/°C, while AC uses ±100ppm/°C.

Q: Can I use SR1206JR-7W10RL (0.5W) instead of AF1206JR-0710RL (0.25W)?

A: Yes, from an electrical standpoint. Higher power rating provides design margin and is backward compatible. However, verify PCB thermal design can accommodate the slightly different thermal characteristics. Both parts maintain identical resistance, tolerance, and operating temperature range.

Q: What does AEC-Q200 qualification mean?

A: AEC-Q200 is the automotive electronics council standard for passive components in automotive applications. It certifies the part meets reliability, temperature cycling, and environmental stress requirements for automotive use. Parts with this rating are suitable for under-hood and safety-critical applications.

Q: Why does ERJ-8GEYJ100V show "Not For New Designs"?

A: This designation indicates the manufacturer (Panasonic) has discontinued active development for this part number. While inventory remains available, new designs should select active alternatives to ensure long-term supply continuity and access to manufacturing improvements.

Q: Can I substitute a Vishay Dale part (CRCW120610R0JNEAHP) for a YAGEO part?

A: Yes. Both manufacturers produce equivalent 1206 10 Ohm resistors with identical mechanical fit and electrical performance. Cross-manufacturer substitution is valid when compliance requirements (AEC-Q200, RoHS3) are met. Verify your supply chain and qualification procedures support multi-source components.

Q: What is the difference between Tape & Reel (TR) and Cut Tape (CT) packaging?

A: Tape & Reel packaging is supplied on continuous reels for automated pick-and-place assembly. Cut Tape is supplied in smaller quantities on tape segments. Both formats contain identical components. Selection depends on production volume and assembly equipment compatibility. Digi-Reel is a proprietary format combining benefits of both.

Q: Are all listed substitutes RoHS3 compliant?

A: Yes. All parts in this comparison table are ROHS3 compliant and suitable for applications requiring lead-free, halogen-free construction.

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