RR1220P-2050-D-M Equivalent & Substitute Parts

Part Overview

The RR1220P-2050-D-M is a 205 Ohms ±0.5% thin film chip resistor manufactured by Susumu in 0805 (2012 Metric) package format with 0.1W power rating. This component is classified as Active product status and is RoHS3 compliant. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and supply chain continuity for applications requiring 205 Ohm resistive elements with compatible electrical and mechanical specifications.

Substiute Parts

RR1220P-2050-D-M

SusumuIn Stock: 1045RR1220P-2050-D-M Datasheet

Current PartRFQ

5-2176091-3

TE Connectivity Passive ProductIn Stock: 18225-2176091-3 Datasheet

DirectRFQ

ERA-6AEB2050V

Panasonic Electronic ComponentsIn Stock: 6430ERA-6AEB2050V Datasheet

UpgradeRFQ

RN73C2A205RBTG

TE Connectivity Passive ProductIn Stock: 1071RN73C2A205RBTG Datasheet

UpgradeRFQ

RT0805BRD07205RL

YAGEOIn Stock: 8418RT0805BRD07205RL Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RR1220P-2050-D-M are qualified based on the following criteria:

Mandatory Matching Parameters:

• Resistance value: 205 Ohms
• Package / Case: 0805 (2012 Metric)
• Composition: Thin Film
• Number of Terminations: 2
• RoHS3 Compliance

Allowable Variations:

• Tolerance: Substitute parts with ±0.1% tolerance are acceptable as this represents improved precision relative to the ±0.5% specification
• Power Rating: Substitute parts rated at 0.125W (1/8W) or 0.25W (1/4W) are acceptable as these exceed the 0.1W requirement
• Temperature Coefficient: ±25ppm/°C or ±10ppm/°C are acceptable
• Operating Temperature Range: Substitute parts with extended upper temperature limits (-55°C ~ 155°C) are acceptable
• Packaging Format: Tape & Reel (TR), Cut Tape (CT), and Strip formats are interchangeable for component-level substitution

Parameter Comparison

Engineering Selection Recommendations

Direct Substitution (Equivalent Performance):

The RN73C2A205RBTG from TE Connectivity Passive Product provides the closest electrical equivalence to the RR1220P-2050-D-M. Both components share identical 205 Ohm resistance, 0.1W power rating, and 0805 package format. The RN73C2A205RBTG offers improved tolerance (±0.1% versus ±0.5%) and superior temperature coefficient (±10ppm/°C versus ±25ppm/°C), with extended operating temperature range to 155°C. All components are RoHS3 compliant and MSL 1 rated.

Upgraded Substitution (Enhanced Specifications):

The 5-2176091-3 (TE Connectivity), ERA-6AEB2050V (Panasonic), and RT0805BRD07205RL (YAGEO) are qualified as upgrades. These parts maintain 205 Ohm resistance and 0805 package compatibility while providing enhanced tolerance (±0.1%), extended operating temperature range (-55°C ~ 155°C), and increased power ratings (0.125W to 0.25W). The ERA-6AEB2050V includes automotive AEC-Q200 qualification for applications requiring automotive-grade reliability.

Compliance and Certification:

All substitute parts maintain RoHS3 compliance and MSL 1 rating. The ERA-6AEB2050V carries AEC-Q200 automotive qualification. REACH status is either REACH Unaffected or Vendor Undefined across all parts. ECCN classification is EAR99 for all components.

Frequently Asked Questions (FAQ)

Q: Can the RR1220P-2050-D-M be replaced with a substitute part having ±0.1% tolerance instead of ±0.5%?

A: Yes. Substitute parts with ±0.1% tolerance are acceptable replacements. Improved tolerance represents a tighter specification and does not create incompatibility with circuit designs specified for ±0.5% tolerance.

Q: Are substitute parts with higher power ratings (0.125W or 0.25W) compatible with applications designed for 0.1W?

A: Yes. Substitute parts with power ratings of 0.125W (1/8W) or 0.25W (1/4W) are compatible with applications specified for 0.1W. Higher power ratings provide additional thermal margin and do not affect electrical performance in circuits designed for lower power dissipation.

Q: What is the impact of different packaging formats (Tape & Reel, Cut Tape, Strip) on component substitution?

A: Packaging format differences do not affect component-level electrical or mechanical compatibility. Tape & Reel (TR), Cut Tape (CT), and Strip formats are interchangeable for circuit board assembly. Format selection is determined by manufacturing process requirements and inventory management practices.

Q: Does the extended operating temperature range (-55°C ~ 155°C) of substitute parts affect compatibility with applications specified for -55°C ~ 125°C?

A: No. Extended operating temperature range represents an enhanced specification. Substitute parts rated to 155°C are fully compatible with applications specified for 125°C maximum operating temperature.

Q: Is the RN73C2A205RBTG with ±10ppm/°C temperature coefficient a direct replacement for the RR1220P-2050-D-M with ±25ppm/°C?

A: Yes. The RN73C2A205RBTG is a direct replacement. The ±10ppm/°C temperature coefficient represents improved temperature stability compared to ±25ppm/°C and provides enhanced performance in temperature-sensitive applications.

Q: What is the significance of AEC-Q200 qualification on the ERA-6AEB2050V?

A: AEC-Q200 qualification indicates the ERA-6AEB2050V meets automotive-grade reliability standards. This certification is relevant for applications requiring automotive-level component qualification. For non-automotive applications, AEC-Q200 qualification provides additional assurance of component reliability and quality.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed are RoHS3 compliant, matching the compliance status of the RR1220P-2050-D-M. All components are also rated MSL 1 (Unlimited moisture sensitivity level).

Q: Can the RR1220P-2050-D-M be used interchangeably with the 5-2176091-3 in existing designs?

A: Yes. The 5-2176091-3 is a qualified substitute with identical 205 Ohm resistance and 0805 package format. The higher power rating (0.25W versus 0.1W) and improved tolerance (±0.1% versus ±0.5%) make it suitable for direct substitution in existing circuit designs.