TRR01MZPJ301 Equivalent & Substitute Parts

Part Overview

The TRR01MZPJ301 is a 300 Ohms ±5% 0.063W chip resistor in 0402 (1005 Metric) package manufactured by Rohm Semiconductor. This thick film resistor features anti-sulfur construction and operates across -55°C to 155°C. The part is currently obsolete, making equivalent and substitute components necessary for ongoing production and maintenance applications.

Substiute Parts

TRR01MZPJ301

Rohm SemiconductorIn Stock: 989TRR01MZPJ301 Datasheet

Current PartRFQ

AF0402JR-07300RL

YAGEOIn Stock: 1084AF0402JR-07300RL Datasheet

DirectRFQ

ERJ-S02F3000X

Panasonic Electronic ComponentsIn Stock: 838ERJ-S02F3000X Datasheet

UpgradeRFQ

ERJ-S02J301X

Panasonic Electronic ComponentsIn Stock: 1030ERJ-S02J301X Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the TRR01MZPJ301 is determined by the following critical parameters:

• Resistance Value: 300 Ohms (exact match required)
• Tolerance: ±5% (minimum acceptable tolerance)
• Package: 0402 (1005 Metric) (physical and electrical compatibility)
• Power Rating: Minimum 0.063W (1/16W) or higher
• Composition: Thick Film (material consistency)
• Operating Temperature Range: -55°C to 155°C (minimum requirement)
• RoHS Compliance: ROHS3 Compliant (regulatory requirement)

Substitute parts are grouped into two categories based on performance characteristics:

Direct Equivalent: AF0402JR-07300RL maintains identical electrical specifications (300Ω ±5%, 0.063W) with enhanced automotive qualification (AEC-Q200).

Upgraded Alternatives: ERJ-S02J301X and ERJ-S02F3000X provide higher power ratings (0.1W) and active product status, with ERJ-S02F3000X offering improved tolerance (±1%).

Parameter Comparison

Engineering Selection Recommendations

AF0402JR-07300RL (YAGEO) is the direct equivalent for applications requiring identical electrical specifications. This part maintains the 0.063W power rating and ±5% tolerance while offering active product status and AEC-Q200 automotive qualification. The lower temperature coefficient (±100ppm/°C) provides improved stability compared to the original part.

ERJ-S02J301X (Panasonic) serves as an upgraded alternative with increased power rating (0.1W) and active product status. This part is suitable for applications where higher power dissipation capability is beneficial without changing tolerance specifications. AEC-Q200 qualification ensures automotive-grade reliability.

ERJ-S02F3000X (Panasonic) provides the highest performance upgrade with ±1% tolerance and 0.1W power rating. This part is appropriate for precision applications requiring tighter tolerance control while maintaining all other electrical and thermal characteristics.

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and the required operating temperature range, ensuring regulatory and environmental compatibility with the original specification.

Frequently Asked Questions (FAQ)

Q: Can AF0402JR-07300RL replace TRR01MZPJ301 in all applications?

A: Yes, AF0402JR-07300RL is a direct equivalent. It maintains identical resistance (300Ω), tolerance (±5%), power rating (0.063W), and package (0402). The part is pin-compatible and electrically interchangeable.

Q: What is the advantage of using ERJ-S02J301X or ERJ-S02F3000X?

A: Both Panasonic parts offer higher power ratings (0.1W versus 0.063W), providing additional thermal margin in the same package. ERJ-S02F3000X additionally provides ±1% tolerance for applications requiring tighter resistance control. Both parts have active product status, ensuring long-term availability.

Q: Are all substitute parts AEC-Q200 qualified?

A: Yes. AF0402JR-07300RL, ERJ-S02J301X, and ERJ-S02F3000X all carry AEC-Q200 automotive qualification, meeting automotive industry reliability standards.

Q: Do the substitute parts have the same physical dimensions?

A: All substitute parts use the 0402 (1005 Metric) package with identical length (0.039" / 1.00mm) and width (0.020" / 0.50mm). Height variations are minimal (0.015" to 0.016" seated height), ensuring PCB layout compatibility.

Q: What is the difference in temperature coefficient between these parts?

A: The original TRR01MZPJ301 and Panasonic parts (ERJ-S02J301X, ERJ-S02F3000X) have ±200ppm/°C. The YAGEO AF0402JR-07300RL has ±100ppm/°C, offering superior temperature stability.

Q: Are all parts ROHS3 compliant?

A: Yes. TRR01MZPJ301, AF0402JR-07300RL, ERJ-S02J301X, and ERJ-S02F3000X are all ROHS3 compliant with MSL Level 1 (unlimited moisture sensitivity), meeting environmental and regulatory requirements.