RP104PJ151CS Equivalent & Substitute Parts Reference

Part Overview

The RP104PJ151CS is a 150 Ohm isolated 4-resistor network array manufactured by Samsung Electro-Mechanics in 0804 surface mount package. This component is classified as Active product status and is designed for applications requiring matched resistor networks with low temperature coefficient performance. Substitute parts become necessary due to inventory availability, manufacturing discontinuation, or specific application requirements such as automotive qualification or alternative packaging formats.

Key Parameters

Parameter	Value	Significance for Substitution
Resistance Value	150 Ohm	Critical - must match exactly
Tolerance	±5%	Critical - defines acceptable resistance range
Number of Resistors	4	Critical - determines circuit configuration
Circuit Type	Isolated	Critical - defines electrical isolation between elements
Power Per Element	62.5mW	Critical - determines thermal performance capability
Temperature Coefficient	±200ppm/°C	Critical - defines stability across temperature range
Operating Temperature Range	-55°C ~ 155°C	Critical - defines environmental operating limits
Package / Case	0804, Convex, Long Side Terminals	Critical - determines PCB footprint compatibility
Number of Pins	8	Critical - defines pin count and layout
Mounting Type	Surface Mount	Critical - determines assembly process compatibility
RoHS Status	ROHS3 Compliant	Important - regulatory compliance requirement
Moisture Sensitivity Level	1 (Unlimited)	Important - defines storage and handling requirements

Substitute Part Grouping Explanation

Substitution eligibility for the RP104PJ151CS is determined by strict equivalence across all critical electrical and mechanical parameters. The following parameters must match identically across all substitute parts:

Mandatory Matching Parameters:

Resistance value: 150 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 designation: 0804, Convex, Long Side Terminals
Pin count: 8
Mounting type: Surface Mount
RoHS compliance: ROHS3 Compliant
Moisture sensitivity level: 1 (Unlimited)

All four substitute parts listed (MNR04MRAPJ151, RAVF104DJT150R, YC124-JR-07150RL) meet these mandatory equivalence criteria. Variations in physical dimensions (height seated maximum) and product status do not affect functional substitutability within the specified parameter constraints.

Parameter Comparison

Parameter	RP104PJ151CS (Samsung)	MNR04MRAPJ151 (Rohm)	RAVF104DJT150R (Stackpole)	YC124-JR-07150RL (YAGEO)
Manufacturer	Samsung Electro-Mechanics	Rohm Semiconductor	Stackpole Electronics Inc	YAGEO
Resistance (Ohms)	150	150	150	150
Tolerance	±5%	±5%	±5%	±5%
Number of Resistors	4	4	4	4
Circuit Type	Isolated	Isolated	Isolated	Isolated
Power Per Element	62.5mW	62.5mW	62.5mW	62.5mW
Temperature Coefficient	±200ppm/°C	±200ppm/°C	±200ppm/°C	±200ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
Number of Pins	8	8	8	8
Package / Case	0804, Convex, Long Side Terminals	0804, Convex, Long Side Terminals	0804, Convex, Long Side Terminals	0804, Convex, Long Side Terminals
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
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)	0.079" L x 0.039" W (2.00mm x 1.00mm)	0.079" L x 0.039" W (2.00mm x 1.00mm)
Height - Seated (Max)	0.018" (0.45mm)	0.020" (0.50mm)	0.020" (0.50mm)	0.022" (0.55mm)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Discontinued at DiGi Electronics	Active	Active
Automotive Grade	Not specified	Not specified	Automotive	Automotive
AEC-Q200 Qualification	Not specified	Not specified	Yes	Yes

Engineering Selection Recommendations

RP104PJ151CS (Samsung Electro-Mechanics) - Primary Part Active product status with 669 units in stock. Suitable for general applications where automotive qualification is not required. ROHS3 compliant and REACH unaffected.

RAVF104DJT150R (Stackpole Electronics Inc) - Recommended Substitute Active product status with highest inventory availability (10,816 units). Carries automotive grade designation and AEC-Q200 qualification, making it suitable for automotive and high-reliability applications. Functionally equivalent with identical electrical specifications. Height seated maximum of 0.020" (0.50mm) is within acceptable tolerance for standard PCB assembly processes.

YC124-JR-07150RL (YAGEO) - Alternative Substitute Active product status with 4,660 units in stock. Carries automotive grade designation and AEC-Q200 qualification. Documented applications include DDRAM and SDRAM memory modules. Functionally equivalent with identical electrical specifications. Height seated maximum of 0.022" (0.55mm) remains within acceptable tolerance for standard PCB assembly processes.

MNR04MRAPJ151 (Rohm Semiconductor) - Limited Availability Substitute Discontinued at DiGi Electronics with 1,064 units in stock. Functionally equivalent with identical electrical specifications. Height seated maximum of 0.020" (0.50mm). Not recommended for new designs due to discontinued status, but available for legacy system support or immediate replacement needs.

Frequently Asked Questions (FAQ)

Q: Can I substitute RP104PJ151CS with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts (MNR04MRAPJ151, RAVF104DJT150R, YC124-JR-07150RL) are electrically and mechanically equivalent. They share identical resistance value, tolerance, circuit type, power rating, temperature coefficient, operating temperature range, package designation, and pin configuration. Direct substitution on the PCB is possible without circuit modification.

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

A: The RP104PJ151CS has a maximum seated height of 0.018" (0.45mm), while substitute parts range from 0.020" to 0.022" (0.50mm to 0.55mm). These variations are within standard PCB assembly tolerances and do not affect electrical performance or mechanical fit on standard surface mount assembly equipment. Height differences may be relevant only in space-constrained applications with specific clearance requirements.

Q: Why do some substitute parts have automotive qualification while the main part does not?

A: Automotive qualification (AEC-Q200) and automotive grade designation are additional certifications that indicate the part meets automotive industry reliability and testing standards. These certifications do not change the electrical or mechanical specifications. Parts with automotive qualification are suitable for both automotive and general industrial applications. Parts without automotive qualification remain suitable for general industrial and consumer applications.

Q: Is the RP104PJ151CS still available for new designs?

A: Yes. The RP104PJ151CS maintains Active product status with 669 units in stock. However, RAVF104DJT150R and YC124-JR-07150RL offer higher inventory availability and automotive qualification. For new designs, either the original part or the substitute parts are acceptable based on application requirements and supply chain considerations.

Q: What does "Isolated" circuit type mean for this resistor array?

A: Isolated circuit type indicates that the four resistors in the array are electrically independent with no internal connections between them. Each resistor has its own dedicated pins, allowing independent use of each element in the network. This differs from bussed configurations where resistors share common nodes.

Q: Are all parts ROHS3 compliant?

A: Yes. All listed parts (RP104PJ151CS, MNR04MRAPJ151, RAVF104DJT150R, YC124-JR-07150RL) are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic components.

Q: What is Moisture Sensitivity Level 1?

A: Moisture Sensitivity Level 1 (Unlimited) indicates the component has no moisture sensitivity restrictions. These parts do not require special moisture control during storage, handling, or assembly, simplifying logistics and manufacturing processes compared to higher MSL rated components.

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