RP2012T-R10-F Equivalent & Substitute Parts Reference

Part Overview

The RP2012T-R10-F is a 100 mOhm ±1% metal film chip resistor manufactured by Susumu in 0805 (2012 Metric) package, rated for 0.333W (1/3W) power dissipation. This part is currently classified as Obsolete in product status, necessitating the identification of equivalent substitute parts for existing designs and ongoing production requirements.

Key Parameters

Parameter	Value
Resistance	100 mOhms
Tolerance	±1%
Power Rating	0.333W, 1/3W
Package / Case	0805 (2012 Metric)
Operating Temperature	-55°C ~ 125°C
Size / Dimension	0.079" L x 0.049" W (2.00mm x 1.25mm)
Height - Seated (Max)	0.020" (0.50mm)

Substitute Part Grouping Explanation

The substitute part RL1220S-R10-F is identified based on matching the following critical electrical and mechanical parameters: resistance value (100 mOhms), tolerance (±1%), power rating (0.333W, 1/3W), package size (0805 / 2012 Metric), physical dimensions (2.00mm x 1.25mm), maximum height (0.50mm), and operating temperature range (-55°C ~ 125°C). The substitute maintains the same manufacturer (Susumu) and identical footprint compatibility.

Parameter Comparison

Parameter	RP2012T-R10-F (Main)	RL1220S-R10-F (Substitute)
Manufacturer	Susumu	Susumu
Series	RP	RL
Product Status	Obsolete	Active
Resistance	100 mOhms	100 mOhms
Tolerance	±1%	±1%
Power (Watts)	0.333W, 1/3W	0.333W, 1/3W
Composition	Metal Film	Thin Film
Features	-	Current Sense
Temperature Coefficient	0/ +350ppm/°C	0/ +200ppm/°C
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C
Package / Case	0805 (2012 Metric)	0805 (2012 Metric)
Supplier Device Package	0805	0805
Size / Dimension	0.079" L x 0.049" W (2.00mm x 1.25mm)	0.079" L x 0.049" W (2.00mm x 1.25mm)
Height - Seated (Max)	0.020" (0.50mm)	0.020" (0.50mm)
Number of Terminations	2	2
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99
HTSUS	8533.21.0030	8533.21.0030
Packaging	-	Tape & Reel (TR)
Inventory	1091 Pcs	4700 Pcs

Engineering Selection Recommendations

RL1220S-R10-F is listed with Active product status and maintains ROHS3 Compliant and REACH Unaffected compliance certifications matching the original part. The substitute part has available inventory of 4700 pieces in Tape & Reel packaging format.

Frequently Asked Questions (FAQ)

Q: What are the primary substitution criteria for RP2012T-R10-F?
A: Resistance value (100 mOhms), tolerance (±1%), power rating (0.333W, 1/3W), package size (0805), physical dimensions (2.00mm x 1.25mm), and operating temperature range (-55°C ~ 125°C).

Q: Is the RL1220S-R10-F mechanically compatible with RP2012T-R10-F footprint?
A: The RL1220S-R10-F uses the same 0805 (2012 Metric) package with identical dimensions of 2.00mm x 1.25mm and maximum height of 0.50mm.

Q: What composition difference exists between the parts?
A: RP2012T-R10-F uses Metal Film composition while RL1220S-R10-F uses Thin Film composition. Both maintain the specified 100 mOhms ±1% electrical characteristics.

Q: What is the temperature coefficient difference?
A: RP2012T-R10-F has 0/+350ppm/°C while RL1220S-R10-F has 0/+200ppm/°C temperature coefficient.

Q: Are the environmental compliance certifications equivalent?
A: Both parts are ROHS3 Compliant and REACH Unaffected with the same ECCN (EAR99) and HTSUS (8533.21.0030) classifications.

Q: What packaging format is available for RL1220S-R10-F?
A: RL1220S-R10-F is supplied in Tape & Reel (TR) packaging with MSL 1 (Unlimited) rating.

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