ACPP0805 3K3 B Equivalent & Substitute Parts

Part Overview

The ACPP0805 3K3 B is a 3.3 kOhms ±0.1% thin film chip resistor manufactured by Ohmite in the 0805 (2012 Metric) package format. This component is rated for 0.1W (1/10W) power dissipation with a temperature coefficient of ±25ppm/°C and operates across -55°C to 155°C. The part is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating and is currently in active production status. Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, temperature coefficient, operating temperature range) and mechanical compatibility (package format, termination count, physical dimensions).

Key Parameters

Parameter	Value
Resistance	3.3 kOhms
Tolerance	±0.1%
Power Rating	0.1W (1/10W)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C to 155°C
Package / Case	0805 (2012 Metric)
Physical Dimensions	0.079" L x 0.049" W (2.00mm x 1.25mm)
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ACPP0805 3K3 B are grouped based on the following substitution criteria:

Direct Equivalents maintain identical electrical and mechanical specifications: 3.3 kOhms resistance, ±0.1% tolerance, ±25ppm/°C temperature coefficient, -55°C to 155°C operating range, 0805 package format, and 2 terminations. These parts differ only in manufacturer and series designation.

Upgrade Substitutes provide enhanced power ratings (0.125W, 0.2W, 0.25W, or 0.26W) while maintaining all critical electrical parameters. These parts are suitable for applications requiring higher thermal headroom or improved reliability margins. Some upgrade substitutes include automotive AEC-Q200 certification and anti-sulfur or moisture-resistant features.

The following key parameters determine substitution eligibility:

Resistance value: 3.3 kOhms (fixed)
Tolerance: ±0.1% (fixed)
Temperature coefficient: ±25ppm/°C (fixed)
Operating temperature range: minimum -55°C to 155°C (may exceed upper limit)
Package format: 0805 (2012 Metric) (fixed)
Termination count: 2 (fixed)
Composition: Thin Film (fixed)

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Temp Coeff	Operating Temp	Package	Height (Max)	Features	RoHS Status
ACPP0805 3K3 B	Ohmite	3.3 kOhms	±0.1%	0.1W	±25ppm/°C	-55°C ~ 155°C	0805	0.026" (0.65mm)	—	ROHS3
CPF0805B3K3E1	TE Connectivity	3.3 kOhms	±0.1%	0.1W	±25ppm/°C	-55°C ~ 155°C	0805	0.026" (0.65mm)	—	ROHS3
ERA-6AEB332V	Panasonic	3.3 kOhms	±0.1%	0.125W	±25ppm/°C	-55°C ~ 155°C	0805	0.024" (0.60mm)	Automotive AEC-Q200	ROHS3
RG2012P-332-B-T5	Susumu	3.3 kOhms	±0.1%	0.125W	±25ppm/°C	-55°C ~ 155°C	0805	0.020" (0.50mm)	Anti-Sulfur, Automotive AEC-Q200	ROHS3
RNCF0805BTE3K30	Stackpole Electronics	3.3 kOhms	±0.1%	0.25W	±25ppm/°C	-55°C ~ 155°C	0805	0.026" (0.65mm)	Automotive AEC-Q200	ROHS3
RT0805BRD073K3L	YAGEO	3.3 kOhms	±0.1%	0.125W	±25ppm/°C	-55°C ~ 155°C	0805	0.024" (0.60mm)	—	ROHS3
RTAN0805BKE3K30	Stackpole Electronics	3.3 kOhms	±0.1%	0.2W	±25ppm/°C	-55°C ~ 155°C	0805	0.026" (0.65mm)	Anti-Sulfur, Automotive AEC-Q200, Moisture Resistant	ROHS3
TNPW08053K30BEEA	Vishay Dale	3.3 kOhms	±0.1%	0.26W	±25ppm/°C	-55°C ~ 175°C	0805	0.022" (0.55mm)	Anti-Sulfur, Automotive AEC-Q200, Moisture Resistant	ROHS3
TNPW08053K30BEEN	Vishay Dale	3.3 kOhms	±0.1%	0.26W	±25ppm/°C	-55°C ~ 175°C	0805	0.022" (0.55mm)	Anti-Sulfur, Automotive AEC-Q200, Moisture Resistant	ROHS3

Engineering Selection Recommendations

Direct Equivalent Selection: CPF0805B3K3E1 (TE Connectivity) is a direct functional equivalent with identical electrical and mechanical specifications. Selection is appropriate when component availability or supply chain considerations require an alternative to the ACPP0805 3K3 B without design modification.

Automotive Applications: ERA-6AEB332V (Panasonic), RG2012P-332-B-T5 (Susumu), RNCF0805BTE3K30 (Stackpole), RTAN0805BKE3K30 (Stackpole), TNPW08053K30BEEA, and TNPW08053K30BEEN (Vishay Dale) all carry AEC-Q200 automotive qualification. These parts are suitable for automotive-grade applications requiring enhanced reliability and environmental stress screening.

Enhanced Thermal Performance: RNCF0805BTE3K30 (0.25W), RTAN0805BKE3K30 (0.2W), TNPW08053K30BEEA, and TNPW08053K30BEEN (0.26W) provide higher power ratings than the original 0.1W specification. These upgrades are applicable in circuits where thermal margin improvement or higher dissipation capability is required.

Environmental Resistance: RG2012P-332-B-T5, RTAN0805BKE3K30, TNPW08053K30BEEA, and TNPW08053K30BEEN include anti-sulfur and/or moisture-resistant features. These variants are recommended for applications exposed to corrosive atmospheres or high-humidity environments.

Extended Temperature Range: TNPW08053K30BEEA and TNPW08053K30BEEN extend the upper operating temperature to 175°C, compared to 155°C for the original part. This extended range is applicable in high-temperature circuit environments.

All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard PCB assembly and storage protocols.

Frequently Asked Questions (FAQ)

Q: Can CPF0805B3K3E1 be used as a direct replacement for ACPP0805 3K3 B?

A: Yes. CPF0805B3K3E1 is a direct equivalent with identical resistance (3.3 kOhms), tolerance (±0.1%), power rating (0.1W), temperature coefficient (±25ppm/°C), operating temperature range (-55°C to 155°C), and 0805 package format. No circuit modification is required.

Q: What is the difference between the original part and upgrade substitutes with higher power ratings?

A: Upgrade substitutes (0.125W, 0.2W, 0.25W, 0.26W) maintain all electrical specifications but provide increased thermal dissipation capability. These parts are suitable for applications requiring higher reliability margins or circuits with elevated power dissipation. The higher power rating does not affect circuit operation if the original 0.1W rating was adequate.

Q: Are automotive-qualified parts (AEC-Q200) interchangeable with the standard ACPP0805 3K3 B?

A: Yes, from an electrical and mechanical standpoint. AEC-Q200 parts (ERA-6AEB332V, RG2012P-332-B-T5, RNCF0805BTE3K30, RTAN0805BKE3K30, TNPW08053K30BEEA, TNPW08053K30BEEN) meet or exceed the specifications of the original part. AEC-Q200 certification indicates enhanced reliability screening and environmental stress testing, making these parts suitable for automotive and high-reliability applications.

Q: What does anti-sulfur and moisture-resistant mean?

A: Anti-sulfur protection prevents corrosion from hydrogen sulfide exposure in industrial or corrosive environments. Moisture-resistant construction reduces susceptibility to humidity-induced performance degradation. These features are beneficial in harsh environmental conditions but are not required for standard indoor applications.

Q: Can I use TNPW08053K30BEEA or TNPW08053K30BEEN in place of ACPP0805 3K3 B?

A: Yes. These parts maintain identical electrical specifications and 0805 package format. The extended operating temperature range (-55°C to 175°C) and enhanced environmental features (anti-sulfur, moisture-resistant, AEC-Q200) provide additional capability without compromising compatibility.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard PCB assembly processes and storage requirements.

Q: What is the significance of package height differences?

A: Physical height variations (0.020" to 0.026") are within the 0805 package specification tolerance. These differences do not affect electrical performance or PCB assembly compatibility. Height differences may be relevant only in space-constrained applications with specific clearance requirements.

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