CB5JB47R0 Equivalent & Substitute Parts

Part Overview

The CB5JB47R0 is a 47 Ohm, 5% tolerance, 5W axial wirewound resistor manufactured by Stackpole Electronics Inc. This through-hole component features flame-proof and moisture-resistant construction with safety certification, designed for applications requiring reliable power dissipation in harsh environments. The part is currently active in production with 751 units in stock. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained across the allowed parameter range.

Key Parameters

Parameter	Value
Resistance	47 Ohms
Tolerance	±5%
Power Rating	5W
Composition	Wirewound
Package Type	Axial
Operating Temperature Range	-55°C ~ 275°C
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution eligibility for the CB5JB47R0 is determined by strict equivalence in the following parameters:

Resistance value: 47 Ohms (exact match required)
Tolerance: ±5% (exact match required)
Power rating: 5W (exact match required)
Composition: Wirewound (exact match required)
Package: Axial through-hole (exact match required)
RoHS compliance: ROHS3 Compliant (minimum requirement)

The identified substitute parts meet all mandatory electrical and mechanical criteria. Variations in physical dimensions, temperature coefficients, and operating temperature ranges are permitted within industry standards for this component category, provided the core functional parameters remain equivalent.

Parameter Comparison

Parameter	CB5JB47R0 (Stackpole)	PNP5WVJT-73-47R (YAGEO)	SQPW547RJ (TE Connectivity)
Resistance	47 Ohms	47 Ohms	47 Ohms
Tolerance	±5%	±5%	±5%
Power Rating	5W	5W	5W
Composition	Wirewound	Wirewound	Wirewound
Package	Axial	Axial	Axial
Operating Temperature	-55°C ~ 275°C	-40°C ~ 200°C	-55°C ~ 250°C
Temperature Coefficient	±200ppm/°C	Not specified	±300ppm/°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Inventory Available	751 Pcs	1767 Pcs	1023 Pcs

Engineering Selection Recommendations

Both substitute parts are qualified alternatives to the CB5JB47R0 based on electrical and mechanical equivalence. Selection between options should consider the following factors:

PNP5WVJT-73-47R (YAGEO) offers the highest inventory availability at 1767 units. This part operates within a narrower temperature range (-40°C ~ 200°C) compared to the original specification. Applications requiring operation below -40°C or above 200°C should not use this substitute.

SQPW547RJ (TE Connectivity) maintains the full lower temperature limit of -55°C and operates to 250°C, providing broader thermal coverage than the YAGEO alternative. This part is available in 1023 units and features a higher temperature coefficient (±300ppm/°C) relative to the original CB5JB47R0 (±200ppm/°C).

All three parts maintain ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements. Selection should be based on application-specific temperature requirements and supply chain availability.

Frequently Asked Questions (FAQ)

Q: Can PNP5WVJT-73-47R be used in applications requiring operation below -40°C?

A: No. The PNP5WVJT-73-47R operating temperature range is -40°C ~ 200°C. Applications requiring operation at -55°C must use either the CB5JB47R0 or SQPW547RJ.

Q: Are there differences in physical dimensions between these parts?

A: Yes. The CB5JB47R0 measures 0.374" Square x 0.866" L (9.50mm x 22.00mm). The PNP5WVJT-73-47R measures 0.295" Dia x 0.669" L (7.50mm x 17.00mm). The SQPW547RJ measures 0.394" x 0.354" Rectangular x 0.866" L (10.00mm x 9.00mm x 22.00mm). PCB layout and mechanical clearance must be verified before substitution.

Q: Do all substitute parts meet the same compliance standards?

A: Yes. All three parts are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic components.

Q: What is the significance of temperature coefficient differences?

A: Temperature coefficient indicates resistance value drift with temperature change. The CB5JB47R0 has ±200ppm/°C, while SQPW547RJ has ±300ppm/°C. For precision applications with tight tolerance requirements across temperature ranges, the lower coefficient of the original part may be preferred.

Q: Can these parts be used interchangeably in existing designs?

A: Electrical substitution is valid when resistance, tolerance, power rating, and package type match. However, physical dimensions must be verified against PCB layout constraints before implementation.

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