TRR01MZPJ271 Equivalent & Substitute Parts

Part Overview

The TRR01MZPJ271 is a 270 Ohm ±5% 1/16W (0.063W) chip resistor in 0402 (1005 Metric) package manufactured by Rohm Semiconductor. This part is classified as obsolete, making equivalent and substitute components necessary for ongoing design support and production continuity. The TRR series has been superseded by active alternatives that maintain electrical compatibility while offering enhanced features such as automotive qualification and improved reliability ratings.

Key Parameters

Parameter	Value
Resistance	270 Ohms
Tolerance	±5%
Power Rating	0.063W (1/16W)
Package	0402 (1005 Metric)
Composition	Thick Film
Temperature Coefficient	±200ppm/°C
Operating Temperature Range	-55°C to 155°C
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence in the following parameters: resistance value (270 Ohms), tolerance (±5%), package format (0402), composition (Thick Film), operating temperature range (-55°C to 155°C), and compliance certifications (ROHS3, REACH Unaffected). Parts are grouped into two categories:

Direct Equivalents: Parts maintaining identical electrical specifications (resistance, tolerance, power rating) with identical or superior package dimensions and thermal characteristics. These parts are pin-for-pin compatible with no circuit redesign required.

Upgrade Alternatives: Parts exceeding the original specifications in power rating or tolerance while maintaining all other critical parameters. These parts provide enhanced performance margins and are suitable for applications where improved specifications are beneficial.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	Package	Status	AEC-Q200
TRR01MZPJ271	Rohm Semiconductor	270 Ω	±5%	0.063	±200	-55 to 155	0402	Obsolete	No
SFR01MZPJ271	Rohm Semiconductor	270 Ω	±5%	0.063	±200	-55 to 155	0402	Active	Yes
AA0402JR-07270RL	YAGEO	270 Ω	±5%	0.063	±150	-55 to 155	0402	Active	Yes
ERJ-S02J271X	Panasonic Electronic Components	270 Ω	±5%	0.1	±200	-55 to 155	0402	Active	Yes
ERJ-S02F2700X	Panasonic Electronic Components	270 Ω	±1%	0.1	±200	-55 to 155	0402	Active	Yes

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): SFR01MZPJ271 from Rohm Semiconductor is the primary direct equivalent. This part maintains identical electrical and mechanical specifications while offering active product status and AEC-Q200 automotive qualification. The SFR series represents the active continuation of the TRR series from the same manufacturer, ensuring design continuity and supply chain stability.

AA0402JR-07270RL from YAGEO provides an alternative direct equivalent with active status and AEC-Q200 qualification. This part features a superior temperature coefficient (±150ppm/°C versus ±200ppm/°C) and moisture-resistant construction, offering enhanced performance in demanding environments.

For Enhanced Performance: ERJ-S02J271X from Panasonic Electronic Components maintains ±5% tolerance while upgrading the power rating to 0.1W (1/10W). This upgrade is suitable for applications requiring additional thermal margin without tolerance degradation.

ERJ-S02F2700X from Panasonic Electronic Components provides the highest specification upgrade with ±1% tolerance and 0.1W power rating. This part is appropriate for precision applications where tighter tolerance control is required.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and the full operating temperature range of the original component.

Frequently Asked Questions (FAQ)

Q: Can SFR01MZPJ271 be used as a direct replacement for TRR01MZPJ271? A: Yes. SFR01MZPJ271 maintains identical resistance (270 Ohms), tolerance (±5%), power rating (0.063W), package (0402), and operating temperature range (-55°C to 155°C). The part is manufactured by the same supplier and represents the active equivalent of the obsolete TRR series.

Q: What is the difference between direct equivalents and upgrade alternatives? A: Direct equivalents (SFR01MZPJ271, AA0402JR-07270RL) match all electrical and mechanical specifications of the original part. Upgrade alternatives (ERJ-S02J271X, ERJ-S02F2700X) exceed specifications in power rating or tolerance while maintaining all other critical parameters.

Q: Are all substitute parts AEC-Q200 qualified? A: Yes. All listed substitute parts carry AEC-Q200 automotive qualification, whereas the original TRR01MZPJ271 does not. This qualification is beneficial for automotive and high-reliability applications.

Q: Does the 0402 package remain consistent across all substitutes? A: Yes. All substitute parts use the 0402 (1005 Metric) package with identical footprint dimensions (0.039" L x 0.020" W / 1.00mm x 0.50mm), ensuring PCB layout compatibility without modification.

Q: What is the significance of temperature coefficient differences? A: AA0402JR-07270RL features ±150ppm/°C compared to ±200ppm/°C in other parts. Lower temperature coefficient indicates superior resistance stability across temperature variations, beneficial in precision analog circuits.

Q: Can ERJ-S02F2700X (±1% tolerance) be used in place of TRR01MZPJ271 (±5% tolerance)? A: Yes. The ±1% tolerance is tighter than the original ±5% specification, making it a suitable upgrade. The part maintains identical resistance value and package, with enhanced tolerance performance.

Q: Are all parts ROHS3 compliant? A: Yes. The original TRR01MZPJ271 and all listed substitutes are ROHS3 compliant and REACH unaffected, meeting environmental regulatory requirements.

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