AF1206JR-07510RL Equivalent & Substitute Parts

Part Overview

The AF1206JR-07510RL is a 510 Ohms ±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 harsh environment applications. The part is currently active in production with 872 pieces in stock.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when design requirements demand higher tolerance specifications, or when alternative packaging formats are required for manufacturing optimization.

Key Parameters

Parameter	Value
Resistance	510 Ohms
Tolerance	±5%
Power Rating	0.25W (1/4W)
Package	1206 (3216 Metric)
Composition	Thick Film
Operating Temperature	-55°C to 155°C
Temperature Coefficient	±100ppm/°C
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the AF1206JR-07510RL is determined by the following critical parameters:

Resistance Value: Must be 510 Ohms
Package Format: Must be 1206 (3216 Metric)
Power Rating: Minimum 0.25W; higher ratings are acceptable
Tolerance: ±5% or tighter (±1%) are acceptable substitutes
Composition: Thick film technology
Operating Temperature Range: Must support -55°C to 155°C minimum
Compliance: ROHS3 and automotive AEC-Q200 certification preferred for equivalent substitution

Substitute parts are grouped into two categories: direct equivalents (same tolerance and power rating) and upgraded alternatives (tighter tolerance or higher power rating with identical or superior electrical characteristics).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Automotive AEC-Q200	Packaging Format	Product Status
AF1206JR-07510RL	YAGEO	510 Ω	±5%	0.25W	1206	Yes	Tape & Reel (TR)	Active
AC1206FR-07510RL	YAGEO	510 Ω	±1%	0.25W	1206	Yes	Cut Tape (CT) & Digi-Reel®	Active
AC1206JR-07510RL	YAGEO	510 Ω	±5%	0.25W	1206	Yes	Tape & Reel (TR)	Active
RC1206FR-07510RL	YAGEO	510 Ω	±1%	0.25W	1206	No	Tape & Reel (TR)	Active
RC1206JR-07510RL	YAGEO	510 Ω	±5%	0.25W	1206	No	Cut Tape (CT) & Digi-Reel®	Active
CR1206-FX-5100ELF	Bourns Inc.	510 Ω	±1%	0.25W	1206	No	Tape & Reel (TR)	Active
CRCW1206510RFKEA	Vishay Dale	510 Ω	±1%	0.25W	1206	Yes	Cut Tape (CT) & Digi-Reel®	Active
CRCW1206510RFKEAHP	Vishay Dale	510 Ω	±1%	0.75W	1206	Yes	Tape & Reel (TR)	Active
ERJ-8ENF5100V	Panasonic Electronic Components	510 Ω	±1%	0.25W	1206	Yes	Tape & Reel (TR)	Not For New Designs
RC3216F511CS	Samsung Electro-Mechanics	510 Ω	±1%	0.25W	1206	No	Cut Tape (CT) & Digi-Reel®	Active

Engineering Selection Recommendations

Direct Equivalent (Same Tolerance & Power Rating): AC1206JR-07510RL is the direct equivalent from YAGEO with identical electrical specifications, same packaging format (Tape & Reel), and automotive AEC-Q200 certification. This part maintains feature parity including moisture-resistant thick film composition.

Upgraded Tolerance Alternative (±1% Tolerance): AC1206FR-07510RL, CRCW1206510RFKEA, and ERJ-8ENF5100V provide tighter tolerance (±1%) while maintaining 0.25W power rating and 1206 package. AC1206FR-07510RL and CRCW1206510RFKEA retain automotive AEC-Q200 qualification. ERJ-8ENF5100V carries "Not For New Designs" status and should be used only for legacy design maintenance.

Higher Power Rating Alternative: CRCW1206510RFKEAHP offers 0.75W power rating in the same 1206 package with ±1% tolerance and automotive AEC-Q200 certification. This part is suitable for applications requiring increased thermal margin or pulse withstanding capability.

Non-Automotive Alternatives: RC1206FR-07510RL, RC1206JR-07510RL, CR1206-FX-5100ELF, and RC3216F511CS lack automotive AEC-Q200 certification. These parts are suitable only for non-automotive applications where automotive qualification is not required.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and -55°C to 155°C operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can I substitute AF1206JR-07510RL with a ±1% tolerance part? A: Yes. Parts with ±1% tolerance (AC1206FR-07510RL, CRCW1206510RFKEA, ERJ-8ENF5100V) are direct electrical substitutes. Tighter tolerance provides improved circuit accuracy without affecting compatibility.

Q: Is CRCW1206510RFKEAHP a suitable replacement? A: CRCW1206510RFKEAHP is electrically compatible with higher power rating (0.75W vs. 0.25W). Use this part only if your circuit design permits the increased power dissipation capability. The 1206 package dimensions remain identical.

Q: Can I use non-automotive rated parts in automotive applications? A: No. For automotive applications, use only parts with AEC-Q200 certification: AC1206JR-07510RL, AC1206FR-07510RL, CRCW1206510RFKEA, CRCW1206510RFKEAHP, or ERJ-8ENF5100V.

Q: What is the difference between Tape & Reel and Cut Tape packaging? A: Both formats contain identical components. Tape & Reel (TR) is supplied on continuous tape for automated pick-and-place assembly. Cut Tape (CT) & Digi-Reel® is pre-cut tape on reels for manual or semi-automated handling. Selection depends on assembly equipment compatibility.

Q: Why is ERJ-8ENF5100V marked "Not For New Designs"? A: This designation indicates the part is in mature production phase with no active development. It remains available for existing designs but should not be selected for new product development. Use AC1206FR-07510RL or CRCW1206510RFKEA instead.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the original AF1206JR-07510RL specifications.

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