RP164PJ910CS Equivalent & Substitute Parts Reference

Part Overview

The RP164PJ910CS is a 4-resistor isolated network array manufactured by Samsung Electro-Mechanics. This surface-mount component features 91 Ohm resistors with ±5% tolerance in a 1206 (3216 Metric) convex package with long-side terminals. The part is classified as obsolete, making identification of functionally equivalent alternatives necessary for ongoing design support and procurement planning.

Key Parameters

Parameter	Value
Resistance Value	91 Ohm
Tolerance	±5%
Number of Resistors	4
Circuit Type	Isolated
Power Per Element	62.5mW
Temperature Coefficient	±200ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Package Type	1206 (3216 Metric), Convex, Long Side Terminals
Number of Pins	8
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the RP164PJ910CS is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 91 Ohm
Tolerance: ±5%
Number of resistors: 4
Circuit type: Isolated
Temperature coefficient: ±200ppm/°C
Operating temperature range: -55°C ~ 155°C
Package type: 1206 (3216 Metric), Convex, Long Side Terminals
Number of pins: 8
Mounting type: Surface Mount

Allowable Variation:

Power per element: Substitute parts may exceed the original specification (62.5mW minimum required)
Product status: Active alternatives are acceptable for obsolete parts

The RAVF164DJT91R0 from Stackpole Electronics Inc meets all mandatory matching parameters and exceeds power dissipation capability, making it a direct functional equivalent.

Parameter Comparison

Parameter	RP164PJ910CS (Samsung)	RAVF164DJT91R0 (Stackpole)	Match Status
Resistance Value (Ohm)	91	91	Identical
Tolerance	±5%	±5%	Identical
Number of Resistors	4	4	Identical
Circuit Type	Isolated	Isolated	Identical
Power Per Element (mW)	62.5	100	Substitute Exceeds
Temperature Coefficient (ppm/°C)	±200	±200	Identical
Operating Temperature Range	-55°C ~ 155°C	-55°C ~ 155°C	Identical
Number of Pins	8	8	Identical
Package Type	1206 (3216 Metric), Convex, Long Side Terminals	1206 (3216 Metric), Convex, Long Side Terminals	Identical
Mounting Type	Surface Mount	Surface Mount	Identical
Size / Dimension	0.126" L x 0.063" W (3.20mm x 1.60mm)	0.126" L x 0.063" W (3.20mm x 1.60mm)	Identical
Height - Seated (Max)	0.024" (0.61mm)	0.024" (0.60mm)	Compatible
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Identical
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	Identical
Product Status	Obsolete	Active	Substitute Active

Engineering Selection Recommendations

The RAVF164DJT91R0 is a direct functional equivalent to the RP164PJ910CS for applications requiring a 4-element 91 Ohm isolated resistor network in 1206 surface-mount packaging.

Selection Basis:

Electrical Equivalence: All critical electrical parameters match exactly, including resistance value, tolerance, temperature coefficient, and operating temperature range.
Mechanical Compatibility: Package dimensions and pin configuration are identical, ensuring direct PCB layout compatibility without redesign.
Compliance Status: Both parts maintain ROHS3 compliance and MSL 1 rating, meeting environmental and handling requirements.
Power Margin: The RAVF164DJT91R0 provides 100mW per element versus the original 62.5mW specification, offering enhanced thermal margin for the same application.
Product Availability: The substitute part maintains active production status, ensuring long-term procurement availability compared to the obsolete original.
Automotive Qualification: The RAVF164DJT91R0 carries AEC-Q200 automotive qualification, providing additional reliability assurance for demanding applications.

Frequently Asked Questions (FAQ)

Q: Can the RAVF164DJT91R0 be used as a direct replacement for RP164PJ910CS without PCB modification?

A: Yes. Both parts share identical package dimensions (1206 metric), pin count (8), and terminal configuration (convex, long-side). No PCB layout changes are required.

Q: What is the significance of the higher power rating (100mW vs 62.5mW) in the substitute part?

A: The increased power dissipation capability of the RAVF164DJT91R0 provides thermal headroom for the same electrical function. This does not alter circuit behavior but improves reliability margins in high-temperature or high-current applications.

Q: Are there any compliance differences between the two parts?

A: Both parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (unlimited moisture sensitivity). Compliance profiles are equivalent.

Q: Does the substitute part's AEC-Q200 automotive qualification affect non-automotive applications?

A: No. AEC-Q200 qualification indicates additional reliability testing and is not restrictive for general industrial or consumer applications. It represents a superset of standard reliability requirements.

Q: What is the difference between the packaging designations (Tape & Reel for substitute vs. dash for original)?

A: The original part lists packaging as a dash, indicating unspecified or multiple packaging options. The substitute specifies Tape & Reel (TR) packaging, which is standard for surface-mount component distribution and does not affect component functionality.

Q: Are the temperature coefficients truly identical?

A: Yes. Both parts specify ±200ppm/°C temperature coefficient across the -55°C to 155°C operating range, ensuring equivalent thermal stability.

Q: Can this substitute be used in designs originally specified for the RP164PJ910CS?

A: Yes, provided the original design specifications do not explicitly require Samsung Electro-Mechanics sourcing or the specific RP series designation. The electrical and mechanical parameters are fully compatible.

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