RP104PJ104CS Equivalent & Substitute Parts

Part Overview

The RP104PJ104CS is a 4-resistor isolated network array manufactured by Samsung Electro-Mechanics. This surface-mount component features 100k Ohm resistors with ±5% tolerance and 62.5mW power per element rating in a 0804 package configuration. The part is currently in active production status and maintains full RoHS3 compliance. Substitute parts are identified when equivalent electrical specifications and mechanical packaging are required due to inventory constraints, supply chain considerations, or design flexibility requirements.

Key Parameters

Parameter	Value
Resistance	100k 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
Number of Pins	8
Package / Case	0804, Convex, Long Side Terminals
Mounting Type	Surface Mount
Size / Dimension	0.079" L x 0.039" W (2.00mm x 1.00mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the RP104PJ104CS with equivalent parts is determined by strict alignment of the following critical parameters:

Electrical Equivalence Criteria:

Resistance value: 100k Ohm (exact match required)
Tolerance: ±5% (exact match required)
Circuit type: Isolated (exact match required)
Power per element: 62.5mW (exact match required)
Temperature coefficient: ±200ppm/°C (exact match required)
Operating temperature range: -55°C ~ 155°C (exact match required)

Mechanical Equivalence Criteria:

Package configuration: 0804, Convex, Long Side Terminals (exact match required)
Number of resistors: 4 (exact match required)
Number of pins: 8 (exact match required)
Mounting type: Surface Mount (exact match required)
Physical dimensions: 0.079" L x 0.039" W / 2.00mm x 1.00mm (exact match required)

Compliance Criteria:

RoHS3 compliance (required)
Moisture sensitivity level 1 (required)

The YC124-JR-07100KL manufactured by YAGEO meets all electrical and mechanical equivalence criteria and maintains full compliance requirements.

Parameter Comparison

Parameter	RP104PJ104CS (Samsung)	YC124-JR-07100KL (YAGEO)	Match Status
Resistance (Ohms)	100k	100k	Equivalent
Tolerance	±5%	±5%	Equivalent
Number of Resistors	4	4	Equivalent
Circuit Type	Isolated	Isolated	Equivalent
Power Per Element	62.5mW	62.5mW	Equivalent
Temperature Coefficient	±200ppm/°C	±200ppm/°C	Equivalent
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	Equivalent
Number of Pins	8	8	Equivalent
Package / Case	0804, Convex, Long Side Terminals	0804, Convex, Long Side Terminals	Equivalent
Mounting Type	Surface Mount	Surface Mount	Equivalent
Size / Dimension	0.079" L x 0.039" W (2.00mm x 1.00mm)	0.079" L x 0.039" W (2.00mm x 1.00mm)	Equivalent
Height - Seated (Max)	0.018" (0.45mm)	0.022" (0.55mm)	Within tolerance
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Equivalent
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	Equivalent
Product Status	Active	Active	Equivalent

Engineering Selection Recommendations

The YC124-JR-07100KL is a direct functional equivalent to the RP104PJ104CS. Both components are active production parts with identical electrical specifications and mechanical packaging. Selection between these parts should be based on:

Availability and Lead Time: The YC124-JR-07100KL maintains higher inventory levels (7050 Pcs) compared to the RP104PJ104CS (996 Pcs), making it suitable for applications requiring extended supply assurance.

Compliance Status: Both parts maintain ROHS3 compliance, REACH unaffected status, and identical moisture sensitivity ratings, ensuring regulatory equivalence across all jurisdictions.

Physical Clearance Consideration: The YC124-JR-07100KL seated height is 0.022" (0.55mm) compared to 0.018" (0.45mm) for the RP104PJ104CS. This 0.004" (0.10mm) difference is within standard PCB assembly tolerances and does not affect functional performance or board-level compatibility.

Application Compatibility: The YC124-JR-07100KL is qualified for automotive AEC-Q200, DDRAM, and SDRAM applications, providing additional design flexibility for these specific use cases.

Frequently Asked Questions (FAQ)

Q: Can the YC124-JR-07100KL be used as a direct replacement for the RP104PJ104CS in existing designs?

A: Yes. The YC124-JR-07100KL meets all electrical and mechanical specifications required for direct substitution. Both components feature identical resistance values, tolerance, power ratings, temperature coefficients, operating ranges, and package configurations. No circuit modifications are required.

Q: What is the significance of the height difference between these parts?

A: The YC124-JR-07100KL has a maximum seated height of 0.022" (0.55mm) versus 0.018" (0.45mm) for the RP104PJ104CS. This 0.004" (0.10mm) difference falls within standard PCB assembly tolerances and does not impact board-level clearance or component functionality.

Q: Are both parts suitable for automotive applications?

A: The YC124-JR-07100KL carries AEC-Q200 automotive qualification. The RP104PJ104CS specifications do not explicitly list automotive qualification in the provided data. For automotive designs, the YC124-JR-07100KL provides documented qualification assurance.

Q: Do these parts have identical moisture sensitivity requirements?

A: Yes. Both the RP104PJ104CS and YC124-JR-07100KL are rated at Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity restrictions for storage, handling, or assembly processes.

Q: What packaging options are available for the YC124-JR-07100KL?

A: The YC124-JR-07100KL is available in Cut Tape (CT) and Digi-Reel® packaging formats, providing flexibility for both manual and automated assembly operations.

Q: Are there any compliance or certification differences between these parts?

A: Both parts maintain identical compliance status: ROHS3 compliant, REACH unaffected, and EAR99 export classification. No compliance differences exist between the two components.

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