RT0603FRE0748K7L Equivalent & Substitute Parts

Part Overview

The RT0603FRE0748K7L is a 48.7 kOhms ±1% thin film chip resistor in 0603 (1608 Metric) package rated at 0.1W, manufactured by YAGEO. This component is active and in production. Substitute parts are identified when equivalent resistance values, package dimensions, and power ratings are maintained while tolerance, temperature coefficient, or manufacturer specifications may vary within acceptable parameters for the application.

Key Parameters

Parameter	Value
Resistance	48.7 kOhms
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thin Film
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RT0603FRE0748K7L are grouped based on the following criteria:

Mandatory Matching Parameters:

Resistance: 48.7 kOhms (exact)
Package / Case: 0603 (1608 Metric)
Composition: Thin Film
Operating Temperature Range: -55°C ~ 155°C minimum
RoHS Compliance: ROHS3 Compliant

Variable Parameters (Allowed to Differ):

Tolerance: ±1%, ±0.5%, or ±0.1%
Power Rating: 0.1W or 0.167W
Temperature Coefficient: ±25ppm/°C or ±50ppm/°C
Manufacturer: YAGEO, TE Connectivity, or Panasonic

Substitutes are classified as "Upgrade" when tolerance is tighter (±0.1% or ±0.5% vs. ±1%) or when additional certifications (AEC-Q200) are present. "Direct" substitutes maintain equivalent specifications with different manufacturers.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power Rating	Temp Coeff	Package	Inventory
RT0603FRE0748K7L	YAGEO	48.7 kOhms	±1%	0.1W	±50ppm/°C	0603	1103 Pcs
RT0603BRD0748K7L	YAGEO	48.7 kOhms	±0.1%	0.1W	±25ppm/°C	0603	11672 Pcs
RT0603BRE0748K7L	YAGEO	48.7 kOhms	±0.1%	0.1W	±50ppm/°C	0603	1096 Pcs
RT0603DRD0748K7L	YAGEO	48.7 kOhms	±0.5%	0.1W	±25ppm/°C	0603	14485 Pcs
RT0603DRE0748K7L	YAGEO	48.7 kOhms	±0.5%	0.1W	±50ppm/°C	0603	6041 Pcs
6-2176089-2	TE Connectivity	48.7 kOhms	±0.1%	0.167W	±25ppm/°C	0603	1563 Pcs
ERA-3AEB4872V	Panasonic	48.7 kOhms	±0.1%	0.1W	±25ppm/°C	0603	13481 Pcs

Engineering Selection Recommendations

All substitute parts listed maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating. Selection should be based on the following criteria:

For Tolerance Requirements:

If ±1% tolerance is acceptable: RT0603FRE0748K7L (original) or RT0603DRE0748K7L (±0.5%)
If ±0.5% tolerance is required: RT0603DRD0748K7L or RT0603DRE0748K7L
If ±0.1% tolerance is required: RT0603BRD0748K7L, RT0603BRE0748K7L, 6-2176089-2, or ERA-3AEB4872V

For Temperature Coefficient Stability:

If ±25ppm/°C is required: RT0603BRD0748K7L, RT0603DRD0748K7L, 6-2176089-2, or ERA-3AEB4872V
If ±50ppm/°C is acceptable: RT0603FRE0748K7L, RT0603BRE0748K7L, or RT0603DRE0748K7L

For Automotive Applications:

ERA-3AEB4872V includes AEC-Q200 certification for automotive-grade reliability

For Power Margin:

6-2176089-2 provides 0.167W (1/6W) rating versus 0.1W standard rating

All parts are active products with confirmed inventory availability.

Frequently Asked Questions (FAQ)

Q: Can RT0603DRD0748K7L replace RT0603FRE0748K7L directly? A: Yes. Both maintain 48.7 kOhms resistance in 0603 package with -55°C to 155°C operating range. RT0603DRD0748K7L offers tighter ±0.5% tolerance and lower ±25ppm/°C temperature coefficient compared to the original ±1% and ±50ppm/°C specifications.

Q: What is the difference between RT0603BRD0748K7L and RT0603BRE0748K7L? A: Both are YAGEO thin film resistors with ±0.1% tolerance and 0.1W power rating. The primary difference is temperature coefficient: RT0603BRD0748K7L has ±25ppm/°C while RT0603BRE0748K7L has ±50ppm/°C. Selection depends on thermal stability requirements.

Q: Is 6-2176089-2 compatible with the original part? A: Yes, with consideration for power rating. The TE Connectivity part maintains 48.7 kOhms in 0603 package but provides 0.167W (1/6W) versus 0.1W. This higher power rating is suitable for applications requiring additional thermal margin.

Q: Can ERA-3AEB4872V be used in non-automotive applications? A: Yes. ERA-3AEB4872V meets all electrical and mechanical specifications for the 0603 package. The AEC-Q200 automotive certification is an additional qualification that does not restrict use in general industrial or consumer applications.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed parts including the original RT0603FRE0748K7L are ROHS3 compliant with MSL Level 1 (Unlimited) moisture sensitivity rating.

Q: What determines if a part is an acceptable substitute? A: Acceptable substitutes must maintain the 48.7 kOhms resistance value, 0603 package dimensions, thin film composition, and -55°C to 155°C operating temperature range. Tolerance, temperature coefficient, and power rating may vary based on application requirements.

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