RSF2JB47R0 Equivalent & Substitute Parts

Part Overview

The RSF2JB47R0 is a 47 Ohm, 2W axial through-hole resistor manufactured by Stackpole Electronics Inc. This metal oxide film resistor features flame retardant coating and is designed for general-purpose applications requiring reliable performance across industrial temperature ranges. The part is currently in active production status with ROHS3 compliance and REACH unaffected certification. Substitute parts are identified when packaging formats differ, inventory constraints exist, or upgraded power ratings are required for circuit redesign.

Substiute Parts

RSF2JB47R0

Stackpole Electronics IncIn Stock: 1089RSF2JB47R0 Datasheet

Current PartRFQ

RSF2JT47R0

Stackpole Electronics IncIn Stock: 5025RSF2JT47R0 Datasheet

DirectRFQ

RSMF5JT47R0

Stackpole Electronics IncIn Stock: 874RSMF5JT47R0 Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RSF2JB47R0 is determined by the following critical parameters:

Direct Substitutes maintain identical electrical specifications: 47 Ohm resistance, ±5% tolerance, 2W power rating, metal oxide film composition, ±200ppm/°C temperature coefficient, and -55°C ~ 235°C operating range. Packaging format differences (Bulk versus Cut Tape) do not affect electrical performance and allow interchangeability in circuit applications.

Upgrade Substitutes increase the power rating from 2W to 5W while maintaining all other electrical parameters. This substitution is valid when circuit redesign permits higher power dissipation capability or when thermal margin improvement is required. Physical dimensions increase proportionally with power rating.

Parameter Comparison

Engineering Selection Recommendations

RSF2JT47R0 serves as a direct electrical equivalent to RSF2JB47R0. Both parts share identical resistance, tolerance, power rating, and thermal characteristics. Selection between these parts depends on packaging requirements: RSF2JB47R0 is supplied in Bulk format, while RSF2JT47R0 is supplied in Cut Tape format. Both maintain ROHS3 compliance and active production status.

RSMF5JT47R0 functions as an upgraded substitute when circuit design permits increased power dissipation. The 5W rating provides additional thermal margin compared to the 2W baseline. Physical dimensions increase to accommodate higher power handling. This part is supplied in Tape & Reel format and maintains ROHS3 compliance and active production status. Selection of this upgrade requires verification that printed circuit board layout and thermal management accommodate the larger component footprint.

Frequently Asked Questions (FAQ)

Q: Can RSF2JT47R0 replace RSF2JB47R0 in existing designs? A: Yes. Both parts are electrically identical with 47 Ohm resistance, ±5% tolerance, and 2W power rating. The difference is packaging format: RSF2JB47R0 is Bulk, RSF2JT47R0 is Cut Tape. No circuit redesign is required.

Q: What is the primary difference between RSF2JB47R0 and RSMF5JT47R0? A: The RSMF5JT47R0 has a 5W power rating versus 2W for RSF2JB47R0. All other electrical parameters remain identical. Physical dimensions increase from 5.50mm x 15.00mm to 6.00mm x 17.50mm.

Q: When should RSMF5JT47R0 be selected over RSF2JB47R0? A: Select RSMF5JT47R0 when circuit analysis indicates power dissipation exceeds 2W, or when additional thermal margin is required for reliability. Verify that printed circuit board layout accommodates the larger component dimensions.

Q: Are all three parts ROHS3 compliant? A: Yes. RSF2JB47R0, RSF2JT47R0, and RSMF5JT47R0 are all ROHS3 compliant and REACH unaffected.

Q: What packaging formats are available? A: RSF2JB47R0 is supplied in Bulk format. RSF2JT47R0 is supplied in Cut Tape format. RSMF5JT47R0 is supplied in Tape & Reel format. Selection depends on assembly process requirements and order quantity.