RT0402FRE0764R9L Equivalent & Substitute Parts

Part Overview

The RT0402FRE0764R9L is a 64.9 Ohm thin film chip resistor manufactured by YAGEO in the 0402 (1005 Metric) package format. This component is rated at ±1% tolerance with 0.063W (1/16W) power dissipation capability and operates across the temperature range of -55°C to 155°C. The part maintains Active product status and is ROHS3 compliant with MSL Level 1 rating, indicating unlimited moisture sensitivity protection.

Equivalent and substitute parts are identified when applications require improved tolerance specifications, enhanced temperature coefficient performance, or alternative sourcing from qualified manufacturers while maintaining identical electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Resistance	64.9 Ohms
Tolerance	±1%
Power Rating	0.063W (1/16W)
Package	0402 (1005 Metric)
Composition	Thin Film
Operating Temperature Range	-55°C to 155°C
Physical Dimensions	0.039" L x 0.020" W (1.00mm x 0.50mm)
Height (Seated Max)	0.014" (0.35mm)
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RT0402FRE0764R9L are qualified based on the following criteria:

Mandatory Compatibility Parameters:

Identical resistance value: 64.9 Ohms
Identical package format: 0402 (1005 Metric)
Identical power rating: 0.063W (1/16W)
Identical composition: Thin Film
Identical operating temperature range: -55°C to 155°C
Identical physical dimensions and height specifications
Identical termination count: 2

Allowable Variation Parameters:

Tolerance: May be equal to or tighter than ±1%
Temperature coefficient: May be equal to or lower than ±50ppm/°C
Manufacturer and series designation

The two qualified substitutes (CPF0402B64R9E1 and RN73C1E64R9BTDF) meet all mandatory compatibility requirements while offering improved tolerance and temperature coefficient specifications.

Parameter Comparison

Parameter	RT0402FRE0764R9L (YAGEO)	CPF0402B64R9E1 (TE Connectivity)	RN73C1E64R9BTDF (TE Connectivity)
Resistance	64.9 Ohms	64.9 Ohms	64.9 Ohms
Tolerance	±1%	±0.1%	±0.1%
Power Rating	0.063W (1/16W)	0.063W (1/16W)	0.063W (1/16W)
Temperature Coefficient	±50ppm/°C	±25ppm/°C	±10ppm/°C
Operating Temperature	-55°C to 155°C	-55°C to 155°C	-55°C to 155°C
Package	0402 (1005 Metric)	0402 (1005 Metric)	0402 (1005 Metric)
Composition	Thin Film	Thin Film	Thin Film
Physical Dimensions	0.039" L x 0.020" W (1.00mm x 0.50mm)	0.039" L x 0.020" W (1.00mm x 0.50mm)	0.039" L x 0.020" W (1.00mm x 0.50mm)
Height (Seated Max)	0.014" (0.35mm)	0.014" (0.35mm)	0.014" (0.35mm)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active

Engineering Selection Recommendations

All three parts maintain Active product status and ROHS3 compliance, ensuring long-term availability and regulatory conformance for production applications.

RT0402FRE0764R9L (YAGEO RT Series): Primary specification with ±1% tolerance and ±50ppm/°C temperature coefficient. Suitable for general-purpose applications where standard tolerance and temperature stability are acceptable.

CPF0402B64R9E1 (TE Connectivity CPF/Neohm Series): Upgrade option offering ±0.1% tolerance with ±25ppm/°C temperature coefficient. Provides improved precision and thermal stability compared to the primary part while maintaining identical mechanical and electrical compatibility.

RN73C1E64R9BTDF (TE Connectivity RN73/Holsworthy Series): Premium upgrade option with ±0.1% tolerance and ±10ppm/°C temperature coefficient. Delivers the tightest temperature coefficient performance among the three options, suitable for precision analog circuits and temperature-sensitive applications.

Frequently Asked Questions (FAQ)

Q: Can CPF0402B64R9E1 or RN73C1E64R9BTDF be used as direct replacements for RT0402FRE0764R9L?

A: Yes. Both substitute parts are direct mechanical and electrical replacements. They share identical package format (0402), physical dimensions, power rating (0.063W), operating temperature range (-55°C to 155°C), and resistance value (64.9 Ohms). The substitutes offer tighter tolerance (±0.1% versus ±1%) and improved temperature coefficients, making them compatible with existing PCB layouts and solder reflow profiles.

Q: What are the key differences between the substitute parts?

A: Both CPF0402B64R9E1 and RN73C1E64R9BTDF share ±0.1% tolerance but differ in temperature coefficient performance. CPF0402B64R9E1 specifies ±25ppm/°C, while RN73C1E64R9BTDF specifies ±10ppm/°C. The RN73 series provides superior temperature stability for applications requiring minimal resistance drift across the full operating temperature range.

Q: Are there any packaging or MSL considerations when substituting these parts?

A: No. All three parts are supplied in Tape & Reel (TR) packaging with MSL Level 1 rating (Unlimited moisture sensitivity protection). Handling and storage requirements are identical across all three options.

Q: What compliance certifications apply to these substitute parts?

A: All three parts are ROHS3 compliant and maintain Active product status. CPF0402B64R9E1 and RN73C1E64R9BTDF list REACH Status as Vendor Undefined, while RT0402FRE0764R9L is REACH Unaffected. All parts carry ECCN classification EAR99 and HTSUS code 8533.21.0030.

Q: Can these parts be used interchangeably in high-precision analog circuits?

A: Yes, with consideration for tolerance and temperature coefficient requirements. For circuits sensitive to resistance drift, RN73C1E64R9BTDF with ±10ppm/°C temperature coefficient is the optimal choice. For general precision applications, CPF0402B64R9E1 with ±25ppm/°C provides adequate performance. The original RT0402FRE0764R9L with ±50ppm/°C is suitable for less demanding applications.

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