RMC1/10-4R7JTP Equivalent & Substitute Parts

Part Overview

The RMC1/10-4R7JTP is a 4.7 Ohm ±5% 0.125W (1/8W) thick film chip resistor in 0805 (2012 Metric) package manufactured by Kamaya Inc. This part is Active status and supplied in Tape & Reel packaging. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are required for design flexibility, supply chain alternatives, or specific application requirements such as automotive qualification or enhanced tolerance performance.

Key Parameters

Parameter	Value
Resistance	4.7 Ohms
Tolerance	±5%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thick Film
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level	1 (Unlimited)
Size / Dimension	0.079" L x 0.049" W (2.00mm x 1.25mm)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RMC1/10-4R7JTP are classified based on the following electrical and mechanical parameters:

Primary Substitution Criteria:

Resistance value: 4.7 Ohms (exact match required)
Package / Case: 0805 (2012 Metric) (exact match required)
Operating temperature range: -55°C ~ 155°C (minimum requirement)
Composition: Thick Film (exact match required)
Moisture Sensitivity Level: 1 (Unlimited) (minimum requirement)

Secondary Compatibility Parameters:

Tolerance: ±5% (exact match) or ±1% (superior tolerance, backward compatible)
Power rating: 0.125W (1/8W) (exact match) or 0.333W (1/3W) (higher rating, backward compatible)
Temperature coefficient: Variations acceptable within operating range
Packaging format: Tape & Reel (TR) or Cut Tape (CT) formats are interchangeable

Substitute parts are organized into two categories: Direct Equivalents (matching tolerance and power rating) and Upgraded Alternatives (enhanced tolerance or power rating with superior performance characteristics).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Op. Temp (°C)	Height Max (mm)	Certifications
RMC1/10-4R7JTP	Kamaya Inc.	4.7 Ω	±5%	0.125	0805	-200/+500	-55 ~ 155	0.65	—
ERJ-6BQF4R7V	Panasonic	4.7 Ω	±1%	0.333	0805	±200	-55 ~ 155	0.70	AEC-Q200
ERJ-6RQF4R7V	Panasonic	4.7 Ω	±1%	0.125	0805	±200	-55 ~ 155	0.70	AEC-Q200
ERJ-6RQJ4R7V	Panasonic	4.7 Ω	±5%	0.125	0805	±200	-55 ~ 155	0.70	AEC-Q200
KTR10EZPF4R70	Rohm Semiconductor	4.7 Ω	±1%	0.125	0805	±100	-55 ~ 155	0.65	AEC-Q200
RC0805FR-074R7L	YAGEO	4.7 Ω	±1%	0.125	0805	±200	-55 ~ 155	0.60	—
RC0805JR-074R7L	YAGEO	4.7 Ω	±5%	0.125	0805	±200	-55 ~ 155	0.60	—
RC2012F4R7CS	Samsung Electro-Mechanics	4.7 Ω	±1%	0.125	0805	±300	-55 ~ 155	0.65	—
RC2012J4R7CS	Samsung Electro-Mechanics	4.7 Ω	±5%	0.125	0805	±300	-55 ~ 155	0.65	—
RMCF0805FT4R70	Stackpole Electronics Inc	4.7 Ω	±1%	0.125	0805	±200	-55 ~ 155	0.65	AEC-Q200
RMCF0805JT4R70	Stackpole Electronics Inc	4.7 Ω	±5%	0.125	0805	±200	-55 ~ 155	0.65	AEC-Q200

Engineering Selection Recommendations

Direct Equivalent (Identical Specifications):

RC0805JR-074R7L (YAGEO): Matches RMC1/10-4R7JTP exactly in resistance, tolerance (±5%), power rating (0.125W), and package (0805). Inventory availability: 286,358 pcs. Suitable for direct replacement without circuit redesign.
RC2012J4R7CS (Samsung Electro-Mechanics): Matches all critical parameters. Inventory availability: 876 pcs. Lower stock levels compared to YAGEO alternative.
ERJ-6RQJ4R7V (Panasonic): Matches all critical parameters with AEC-Q200 automotive qualification. Inventory availability: 23,884 pcs. Recommended for automotive applications.
RMCF0805JT4R70 (Stackpole Electronics Inc): Matches all critical parameters with AEC-Q200 automotive qualification. Inventory availability: 507,899 pcs. Highest stock availability among direct equivalents.

Upgraded Alternatives (Enhanced Tolerance):

ERJ-6RQF4R7V (Panasonic): ±1% tolerance with AEC-Q200 qualification. Maintains 0.125W power rating and 0805 package. Inventory: 3,289 pcs.
KTR10EZPF4R70 (Rohm Semiconductor): ±1% tolerance with AEC-Q200 qualification and ±100ppm/°C temperature coefficient (superior stability). Inventory: 9,109 pcs.
RC0805FR-074R7L (YAGEO): ±1% tolerance with moisture-resistant features. Inventory: 2,400 pcs.
RC2012F4R7CS (Samsung Electro-Mechanics): ±1% tolerance with moisture-resistant features. Inventory: 40,721 pcs.
RMCF0805FT4R70 (Stackpole Electronics Inc): ±1% tolerance with AEC-Q200 qualification. Inventory: 42,427 pcs.

Upgraded Alternative (Enhanced Power Rating):

ERJ-6BQF4R7V (Panasonic): 0.333W (1/3W) power rating with ±1% tolerance and AEC-Q200 qualification. Suitable for applications requiring higher power dissipation capability. Inventory: 9,161 pcs.

All substitute parts maintain the same operating temperature range (-55°C ~ 155°C), MSL rating (1 - Unlimited), and 0805 (2012 Metric) package dimensions. Selection should be based on application requirements for tolerance precision, automotive qualification status, and inventory availability.

Frequently Asked Questions (FAQ)

Q1: Can ERJ-6RQJ4R7V replace RMC1/10-4R7JTP directly?

A: Yes. ERJ-6RQJ4R7V is a direct equivalent with identical resistance (4.7 Ohms), tolerance (±5%), power rating (0.125W), and package (0805). The part is AEC-Q200 qualified, providing automotive-grade reliability. No circuit modifications are required.

Q2: What is the difference between ±5% and ±1% tolerance parts?

A: Tolerance specifies the maximum deviation from the nominal resistance value. RMC1/10-4R7JTP with ±5% tolerance allows resistance between 4.465 Ohms and 4.935 Ohms. Upgraded alternatives with ±1% tolerance (such as ERJ-6RQF4R7V or RMCF0805FT4R70) allow resistance between 4.653 Ohms and 4.747 Ohms, providing tighter control for precision circuits.

Q3: Can I use a 0.333W (1/3W) part instead of 0.125W (1/8W)?

A: Yes. ERJ-6BQF4R7V provides higher power dissipation capability (0.333W vs. 0.125W) while maintaining the same resistance and tolerance. This is a backward-compatible upgrade suitable for applications requiring greater thermal headroom. The part maintains the same 0805 package and operating temperature range.

Q4: What does AEC-Q200 certification mean?

A: AEC-Q200 is an automotive qualification standard ensuring the component meets reliability and performance requirements for automotive applications. Parts with this certification (ERJ-6RQJ4R7V, ERJ-6RQF4R7V, KTR10EZPF4R70, RMCF0805FT4R70, RMCF0805JT4R70) are suitable for automotive and high-reliability applications.

Q5: Are Tape & Reel (TR) and Cut Tape (CT) packaging interchangeable?

A: Both formats contain the same component. Tape & Reel is used for automated assembly lines, while Cut Tape is used for manual assembly or smaller quantities. The electrical and mechanical specifications are identical. Selection depends on assembly process requirements, not component performance.

Q6: What is the significance of temperature coefficient (ppm/°C)?

A: Temperature coefficient indicates how much the resistance changes per degree Celsius. RMC1/10-4R7JTP has -200/+500ppm/°C (asymmetric). Substitute parts with symmetric coefficients (±100ppm/°C to ±300ppm/°C) provide more predictable resistance behavior across temperature ranges, beneficial for precision applications.

Q7: Can I substitute parts with different height specifications?

A: Yes, within the 0805 package class. RMC1/10-4R7JTP has maximum seated height of 0.65mm. Substitute parts range from 0.60mm to 0.70mm. These variations are within standard 0805 package tolerances and do not affect PCB assembly compatibility or electrical performance.

Q8: Which substitute offers the best inventory availability?

A: RMCF0805JT4R70 (Stackpole Electronics Inc) offers the highest inventory with 507,899 pcs in stock. RC0805JR-074R7L (YAGEO) provides 286,358 pcs. Both are direct equivalents with ±5% tolerance and 0.125W power rating.

Q9: Are all substitute parts RoHS3 compliant?

A: All substitute parts listed are RoHS3 compliant. RMC1/10-4R7JTP compliance status is not specified in the provided data. Verify RoHS compliance requirements with your procurement specifications if this is a critical requirement.

Q10: What is Moisture Sensitivity Level (MSL) 1?

A: MSL 1 indicates unlimited moisture sensitivity, meaning the component can be stored indefinitely without special moisture control measures. All parts listed, including RMC1/10-4R7JTP and all substitutes, have MSL 1 rating, eliminating moisture-related handling concerns.

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