RT0402FRE07127RL Equivalent & Substitute Parts

Part Overview

The RT0402FRE07127RL is a 127 Ohms ±1% thin film chip resistor in 0402 (1005 Metric) package manufactured by YAGEO. This surface mount device is rated for 0.063W (1/16W) power dissipation and operates across -55°C to 155°C. The part is ROHS3 compliant and carries MSL 1 (Unlimited) moisture sensitivity rating. As an active product with standard tolerance specifications, substitute parts are available from multiple manufacturers offering improved tolerance and temperature coefficient performance.

Key Parameters

Parameter	Value
Resistance	127 Ohms
Tolerance	±1%
Power Rating	0.063W (1/16W)
Package	0402 (1005 Metric)
Composition	Thin Film
Temperature Coefficient	±50ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the RT0402FRE07127RL is determined by the following critical parameters: resistance value (127 Ohms), package type (0402), power rating (0.063W), and composition (thin film). All substitute parts maintain these core specifications. Tolerance and temperature coefficient represent performance upgrades available from alternative manufacturers. The substitute parts are grouped into two categories:

Standard Tolerance Upgrades (±0.1%): RT0402BRD07127RL, CPF0402B127RE1, ERA-2AEB1270X, and RN73C1E127RBTDF all offer improved tolerance of ±0.1% compared to the original ±1%, with temperature coefficients ranging from ±10ppm/°C to ±25ppm/°C. These parts maintain identical package dimensions, power ratings, and operating temperature ranges.

Automotive-Qualified Option: ERA-2AEB1270X includes AEC-Q200 automotive qualification, distinguishing it for applications requiring automotive-grade reliability.

Parameter Comparison

Parameter	RT0402FRE07127RL	RT0402BRD07127RL	CPF0402B127RE1	ERA-2AEB1270X	RN73C1E127RBTDF
Manufacturer	YAGEO	YAGEO	TE Connectivity	Panasonic	TE Connectivity
Resistance	127 Ohms	127 Ohms	127 Ohms	127 Ohms	127 Ohms
Tolerance	±1%	±0.1%	±0.1%	±0.1%	±0.1%
Power Rating	0.063W	0.063W	0.063W	0.063W	0.063W
Package	0402	0402	0402	0402	0402
Temperature Coefficient	±50ppm/°C	±25ppm/°C	±25ppm/°C	±25ppm/°C	±10ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
Size (L x W)	1.00mm x 0.50mm	1.00mm x 0.50mm	1.00mm x 0.50mm	1.00mm x 0.50mm	1.00mm x 0.50mm
Height (Max)	0.35mm	0.35mm	0.35mm	0.40mm	0.35mm
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS non-compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

For RoHS3 Compliant Applications: RT0402BRD07127RL, CPF0402B127RE1, and ERA-2AEB1270X are all ROHS3 compliant and suitable for applications requiring regulatory compliance. RN73C1E127RBTDF is RoHS non-compliant and should not be selected for applications with RoHS requirements.

For Automotive Applications: ERA-2AEB1270X carries AEC-Q200 automotive qualification and is the appropriate selection for automotive-grade circuit designs.

For Standard Industrial Applications: RT0402BRD07127RL offers ROHS3 compliance with improved tolerance (±0.1%) and reduced temperature coefficient (±25ppm/°C) compared to the original part, providing enhanced performance within the same package footprint.

For Precision Applications: RN73C1E127RBTDF provides the lowest temperature coefficient (±10ppm/°C) among all options, though RoHS compliance status must be evaluated against application requirements.

Frequently Asked Questions (FAQ)

Q: Can RT0402BRD07127RL be used as a direct replacement for RT0402FRE07127RL?

A: Yes. Both parts share identical resistance (127 Ohms), package (0402), power rating (0.063W), and operating temperature range (-55°C ~ 155°C). RT0402BRD07127RL offers improved tolerance (±0.1% vs ±1%) and lower temperature coefficient (±25ppm/°C vs ±50ppm/°C) with no dimensional conflicts.

Q: What is the height difference between ERA-2AEB1270X and other substitutes?

A: ERA-2AEB1270X has a maximum seated height of 0.40mm, while RT0402FRE07127RL, RT0402BRD07127RL, CPF0402B127RE1, and RN73C1E127RBTDF all have 0.35mm maximum height. This 0.05mm difference must be evaluated for applications with tight vertical clearance constraints.

Q: Which substitute part has the best temperature stability?

A: RN73C1E127RBTDF has the lowest temperature coefficient at ±10ppm/°C, compared to ±25ppm/°C for RT0402BRD07127RL, CPF0402B127RE1, and ERA-2AEB1270X, and ±50ppm/°C for the original RT0402FRE07127RL.

Q: Are all substitute parts available in Tape & Reel packaging?

A: Yes. All listed substitute parts are supplied in Tape & Reel (TR) packaging, maintaining supply chain compatibility with the original part.

Q: What is the RoHS compliance status across all options?

A: RT0402FRE07127RL, RT0402BRD07127RL, CPF0402B127RE1, and ERA-2AEB1270X are ROHS3 compliant. RN73C1E127RBTDF is RoHS non-compliant and must not be used in applications requiring RoHS certification.

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