AF1206JR-071ML Equivalent & Substitute Parts

Part Overview

The AF1206JR-071ML is a 1 MOhm ±5% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by YAGEO. This component is rated for automotive applications under AEC-Q200 and features anti-sulfur construction. The part is active in production with 899 units currently in stock.

Substitute parts are necessary when the original specification requires enhanced tolerance, alternative packaging formats, higher power ratings, or when sourcing from alternative manufacturers becomes advantageous for supply chain optimization or cost considerations.

Key Parameters

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

Substitute Part Grouping Explanation

Substitution eligibility for the AF1206JR-071ML is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Resistance value: 1 MOhm (exact match required)
Package / Case: 1206 (3216 Metric) (exact match required)
Operating temperature range: -55°C ~ 155°C (minimum requirement)
Temperature coefficient: ±100ppm/°C (maximum tolerance)
Composition: Thick Film
RoHS Status: ROHS3 Compliant

Allowable Variation Parameters:

Tolerance: Can be equal or tighter (±5%, ±1%, ±0.5%)
Power rating: Can be equal or higher (0.25W or greater)
Packaging format: Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel®
Features: Anti-sulfur, Automotive AEC-Q200, Moisture Resistant, High Voltage

Substitute parts are grouped into three categories based on tolerance specification and feature set: standard tolerance (±5%), improved tolerance (±1%), and precision tolerance (±0.5%).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Features	Packaging Format	Stock (Pcs)
AF1206JR-071ML	YAGEO	1 MOhm	±5%	0.25	1206	Anti-Sulfur, AEC-Q200	Tape & Reel	899
AF1206FR-071ML	YAGEO	1 MOhm	±1%	0.25	1206	Anti-Sulfur, AEC-Q200	Tape & Reel	25661
AC1206FR-071ML	YAGEO	1 MOhm	±1%	0.25	1206	AEC-Q200, Moisture Resistant	Cut Tape & Digi-Reel®	113718
AC1206JR-071ML	YAGEO	1 MOhm	±5%	0.25	1206	AEC-Q200, Moisture Resistant	Tape & Reel	5498
RC1206DR-071ML	YAGEO	1 MOhm	±0.5%	0.25	1206	Moisture Resistant	Tape & Reel	10773
RC1206FR-071ML	YAGEO	1 MOhm	±1%	0.25	1206	Moisture Resistant	Cut Tape & Digi-Reel®	95822
RC1206JR-071ML	YAGEO	1 MOhm	±5%	0.25	1206	Moisture Resistant	Cut Tape & Digi-Reel®	5200
CHV1206-FX-1004ELF	Bourns Inc.	1 MOhm	±1%	0.25	1206	High Voltage	Cut Tape & Digi-Reel®	158281
CR1206-FX-1004ELF	Bourns Inc.	1 MOhm	±1%	0.25	1206	Moisture Resistant	Tape & Reel	148664
CRCW12061M00FKEA	Vishay Dale	1 MOhm	±1%	0.25	1206	AEC-Q200	Cut Tape & Digi-Reel®	7481
CRCW12061M00FKEAHP	Vishay Dale	1 MOhm	±1%	0.75	1206	AEC-Q200, Pulse Withstanding	Tape & Reel	88180

Engineering Selection Recommendations

YAGEO AF Series (Anti-Sulfur, AEC-Q200):

AF1206FR-071ML provides tighter tolerance (±1%) while maintaining anti-sulfur and AEC-Q200 ratings. Suitable for applications requiring improved accuracy over the standard ±5% specification.

YAGEO AC Series (Moisture Resistant, AEC-Q200):

AC1206FR-071ML and AC1206JR-071ML offer moisture-resistant construction with AEC-Q200 compliance. AC1206FR-071ML provides ±1% tolerance with Cut Tape packaging; AC1206JR-071ML maintains ±5% tolerance in Tape & Reel format.

YAGEO RC Series (Moisture Resistant, Precision):

RC1206DR-071ML delivers ±0.5% tolerance for precision applications. RC1206FR-071ML and RC1206JR-071ML provide ±1% and ±5% options respectively, all with moisture-resistant construction.

Bourns CHV Series (High Voltage):

CHV1206-FX-1004ELF is suitable for high-voltage circuit applications with ±1% tolerance and moisture-resistant construction.

Bourns CR Series (Moisture Resistant):

CR1206-FX-1004ELF offers ±1% tolerance with moisture-resistant thick film construction and Tape & Reel packaging.

Vishay Dale CRCW Series (AEC-Q200):

CRCW12061M00FKEA provides ±1% tolerance with AEC-Q200 automotive rating. CRCW12061M00FKEAHP offers higher power rating (0.75W) with pulse-withstanding capability for demanding automotive applications.

All listed substitutes maintain ROHS3 compliance, MSL Level 1, and operating temperature range of -55°C ~ 155°C.

Frequently Asked Questions (FAQ)

Q: Can I substitute AF1206JR-071ML with a part having tighter tolerance? A: Yes. Parts with ±1% or ±0.5% tolerance are direct substitutes, as tighter tolerance is a functional upgrade. AF1206FR-071ML (±1%) and RC1206DR-071ML (±0.5%) are valid replacements.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel® packaging? A: Both are surface-mount compatible formats. Tape & Reel is continuous reel packaging; Cut Tape & Digi-Reel® is pre-cut tape on a reel. Selection depends on assembly equipment and volume requirements. Electrical performance is identical.

Q: Are YAGEO and Bourns parts interchangeable? A: Yes, provided resistance, tolerance, power rating, package, and operating temperature specifications match. CHV1206-FX-1004ELF and CR1206-FX-1004ELF are direct electrical equivalents to AF1206JR-071ML, though they differ in feature set (high voltage vs. moisture resistant).

Q: Can I use CRCW12061M00FKEAHP (0.75W) instead of AF1206JR-071ML (0.25W)? A: Yes. Higher power rating is a functional upgrade and does not affect circuit operation. CRCW12061M00FKEAHP provides additional thermal margin and pulse-withstanding capability.

Q: What does AEC-Q200 certification mean? A: AEC-Q200 is an automotive qualification standard for passive components. It ensures the part meets automotive reliability and performance requirements. AF1206JR-071ML, AC series, and CRCW series carry this certification.

Q: Which substitute offers the best availability? A: AC1206FR-071ML has the highest stock level (113,718 units) with ±1% tolerance, AEC-Q200 compliance, and moisture-resistant construction.

Q: Are all substitutes RoHS3 compliant? A: Yes. All listed parts are ROHS3 compliant and have MSL Level 1 (unlimited moisture sensitivity).

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