ACPP0805 20K B Equivalent & Substitute Parts

Part Overview

The ACPP0805 20K B is a 20 kOhms ±0.1% thin film chip resistor in 0805 (2012 Metric) package rated at 0.1W (1/10W) power dissipation. Manufactured by Ohmite under the ARCOL and ACPP series, this component is Active status and ROHS3 compliant. Substitute parts are necessary to address supply chain availability, lead time requirements, or specific application needs such as automotive qualification or enhanced environmental protection.

Key Parameters

Parameter	Value
Resistance	20 kOhms
Tolerance	±0.1%
Power Rating	0.1W (1/10W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Direct Substitutes maintain identical electrical and mechanical specifications:

Resistance: 20 kOhms
Tolerance: ±0.1%
Power Rating: 0.1W (1/10W)
Package: 0805 (2012 Metric)
Temperature Coefficient: ±25ppm/°C
Operating Temperature: -55°C ~ 155°C
Composition: Thin Film

Upgrade Substitutes exceed the original power rating while maintaining all other core parameters. These parts are suitable for applications requiring higher power dissipation margin or enhanced reliability:

Resistance: 20 kOhms
Tolerance: ±0.1%
Power Rating: 0.125W (1/8W) or 0.25W (1/4W)
Package: 0805 (2012 Metric)
Temperature Coefficient: ±25ppm/°C
Operating Temperature: -55°C ~ 155°C
Composition: Thin Film

All substitute parts maintain ROHS3 compliance and MSL 1 rating.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temp Coeff	Op Temp Range	Composition	RoHS Status
ACPP0805 20K B	Ohmite	20 kOhms	±0.1%	0.1W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
CPF0805B20KE	TE Connectivity	20 kOhms	±0.1%	0.1W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
CPF0805B20KE1	TE Connectivity	20 kOhms	±0.1%	0.1W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
3-2176093-2	TE Connectivity	20 kOhms	±0.1%	0.25W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
AT0805BRD0720KL	YAGEO	20 kOhms	±0.1%	0.125W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
ERA-6AEB203V	Panasonic	20 kOhms	±0.1%	0.125W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
RG2012P-203-B-T5	Susumu	20 kOhms	±0.1%	0.125W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
RNCF0805BKE20K0	Stackpole	20 kOhms	±0.1%	0.25W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
RNCF0805BTE20K0	Stackpole	20 kOhms	±0.1%	0.25W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
RNCS0805BKE20K0	Stackpole	20 kOhms	±0.1%	0.1W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3
RNCS0805BTE20K0	Stackpole	20 kOhms	±0.1%	0.1W	0805	±25ppm/°C	-55°C ~ 155°C	Thin Film	ROHS3

Engineering Selection Recommendations

Direct Substitutes (Identical Specifications):

CPF0805B20KE and CPF0805B20KE1 from TE Connectivity are direct electrical and mechanical equivalents. Both maintain 0.1W power rating and identical dimensional specifications. RNCS0805BKE20K0 and RNCS0805BTE20K0 from Stackpole are direct substitutes with added anti-corrosive and moisture-resistant features, suitable for enhanced environmental protection in standard applications.

Upgrade Substitutes (Higher Power Rating):

Parts with 0.125W (1/8W) rating include AT0805BRD0720KL (YAGEO), ERA-6AEB203V (Panasonic), and RG2012P-203-B-T5 (Susumu). These are suitable for applications requiring additional thermal margin. AT0805BRD0720KL and RG2012P-203-B-T5 include anti-sulfur features. ERA-6AEB203V is available in higher inventory volume.

Parts with 0.25W (1/4W) rating include 3-2176093-2 (TE Connectivity), RNCF0805BKE20K0, and RNCF0805BTE20K0 (Stackpole). These provide maximum power dissipation margin within the 0805 package footprint.

All substitute parts carry ROHS3 compliance and AEC-Q200 automotive qualification where specified. Selection should be based on application power requirements, environmental conditions, and supply availability.

Frequently Asked Questions (FAQ)

Q: Can I use a higher power-rated substitute in place of the ACPP0805 20K B?

A: Yes. Upgrade substitutes rated at 0.125W or 0.25W are electrically and mechanically compatible. They fit the same 0805 footprint and maintain identical resistance, tolerance, and temperature specifications. Higher power rating provides additional thermal margin without affecting circuit performance.

Q: Are all substitute parts automotive qualified?

A: Not all. Direct substitutes CPF0805B20KE, CPF0805B20KE1, and RNCS series do not carry AEC-Q200 rating. Upgrade substitutes AT0805BRD0720KL, ERA-6AEB203V, RG2012P-203-B-T5, and RNCF series carry AEC-Q200 qualification. Select based on application requirements.

Q: What is the difference between RNCS0805BKE20K0 and RNCS0805BTE20K0?

A: Both are identical in electrical and mechanical specifications. The difference lies in packaging designation (BKE vs BTE suffix). Both maintain 0.1W power rating, anti-corrosive and moisture-resistant composition, and AEC-Q200 qualification.

Q: Do substitute parts maintain the same physical dimensions?

A: Yes. All substitute parts use the 0805 (2012 Metric) package with identical length (0.079"), width (0.049"), and compatible seated heights (0.020" to 0.026" maximum). They are footprint-compatible for direct PCB replacement.

Q: Which substitute offers the best inventory availability?

A: ERA-6AEB203V from Panasonic has the highest inventory level at 68,449 pieces. RG2012P-203-B-T5 from Susumu is also well-stocked at 105,591 pieces.

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