RC6432J151CS 150 Ohm 1W 2512 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RC6432J151CS is a 150 Ohm ±5% 1W thick film chip resistor in 2512 (6432 metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with 3,102 pieces in current inventory. The part is moisture resistant, RoHS3 compliant, and operates across -55°C to 155°C temperature range. Equivalent and substitute parts are identified based on matching resistance value, package format, and electrical performance characteristics within acceptable tolerance and power rating variations.

Key Parameters

Parameter	RC6432J151CS
Resistance	150 Ohms
Tolerance	±5%
Power Rating	1W
Package / Case	2512 (6432 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the RC6432J151CS is determined by the following critical parameters: resistance value (150 Ohms), package format (2512/6432 metric), composition (thick film), and operating temperature range (-55°C to 155°C). All substitute parts maintain these core specifications.

Substitute parts are categorized into three groups:

Direct Substitutes maintain identical resistance, tolerance (±5%), and power rating (1W) specifications. These parts are functionally equivalent with no design modifications required.

Upgrade Substitutes offer improved tolerance (±1%) or increased power rating (1.5W or 2W) while maintaining the same 150 Ohm resistance and 2512 package. These parts provide enhanced performance margins and are pin-compatible replacements.

Similar Substitutes match core electrical specifications but may include additional certifications (AEC-Q200) or specialized features (pulse withstanding, current sense). These parts are compatible within the same package and resistance class.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Features	Temp Coeff	Operating Temp	RoHS Status
RC6432J151CS	Samsung Electro-Mechanics	150 Ω	±5%	1W	2512	Moisture Resistant	±100ppm/°C	-55°C ~ 155°C	ROHS3
3521150RFT	TE Connectivity	150 Ω	±1%	2W	2512	Automotive AEC-Q200	±100ppm/°C	-55°C ~ 155°C	ROHS3
RC2512JK-07150RL	YAGEO	150 Ω	±5%	1W	2512	Moisture Resistant	±100ppm/°C	-55°C ~ 155°C	ROHS3
AC2512FK-07150RL	YAGEO	150 Ω	±1%	1W	2512	Automotive AEC-Q200, Moisture Resistant	±100ppm/°C	-55°C ~ 155°C	ROHS3
RC2512FK-07150RL	YAGEO	150 Ω	±1%	1W	2512	Moisture Resistant	±100ppm/°C	-55°C ~ 155°C	ROHS3
RHC2512FT150R	Stackpole Electronics Inc	150 Ω	±1%	2W	2512	Moisture Resistant	±100ppm/°C	-55°C ~ 155°C	ROHS3
RMCF2512FT150R	Stackpole Electronics Inc	150 Ω	±1%	1W	2512	Automotive AEC-Q200	±100ppm/°C	-55°C ~ 155°C	ROHS3
AC2512JK-07150RL	YAGEO	150 Ω	±5%	1W	2512	Automotive AEC-Q200, Moisture Resistant	±100ppm/°C	-55°C ~ 155°C	ROHS3
CRCW2512150RFKEG	Vishay Dale	150 Ω	±1%	1W	2512	Automotive AEC-Q200	±100ppm/°C	-55°C ~ 155°C	ROHS3
CRCW2512150RFKEGHP	Vishay Dale	150 Ω	±1%	1.5W	2512	Automotive AEC-Q200, Pulse Withstanding	±100ppm/°C	-55°C ~ 155°C	ROHS3
CRM2512-FX-1500ELF	Bourns Inc.	150 Ω	±1%	2W	2512	Current Sense	±100ppm/°C	-55°C ~ 155°C	ROHS3

Engineering Selection Recommendations

Direct Equivalent Selection: RC2512JK-07150RL (YAGEO) provides direct functional equivalence with identical ±5% tolerance and 1W power rating. This part maintains moisture resistance and operates within the same temperature range. Selection is appropriate for applications requiring no design modification.

Tolerance Upgrade Selection: AC2512FK-07150RL, RC2512FK-07150RL, RMCF2512FT150R, CRCW2512150RFKEG, and CRCW2512150RFKEGHP offer ±1% tolerance improvement over the original ±5% specification. These parts are suitable for applications requiring tighter resistance accuracy while maintaining 2512 package compatibility.

Power Rating Upgrade Selection: 3521150RFT, RHC2512FT150R, CRCW2512150RFKEGHP, and CRM2512-FX-1500ELF provide increased power dissipation capability (1.5W to 2W) compared to the original 1W rating. These parts are applicable in designs requiring enhanced thermal performance margins.

Automotive Compliance Selection: Parts bearing AEC-Q200 certification (3521150RFT, AC2512FK-07150RL, RMCF2512FT150R, AC2512JK-07150RL, CRCW2512150RFKEG, CRCW2512150RFKEGHP) are qualified for automotive applications. Selection depends on application requirements and supply chain preferences.

All substitute parts maintain ROHS3 compliance, MSL Level 1 (unlimited moisture sensitivity), and -55°C to 155°C operating temperature range consistent with the original specification.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC6432J151CS with a part having ±1% tolerance instead of ±5%?

A: Yes. Parts such as AC2512FK-07150RL, RC2512FK-07150RL, RMCF2512FT150R, CRCW2512150RFKEG, and CRCW2512150RFKEGHP provide ±1% tolerance while maintaining the same 150 Ohm resistance and 2512 package. Tighter tolerance improves circuit accuracy but does not affect mechanical or thermal compatibility.

Q: What is the difference between 1W and 2W power ratings in the 2512 package?

A: Power rating indicates maximum continuous power dissipation capability. Parts rated 2W (3521150RFT, RHC2512FT150R, CRM2512-FX-1500ELF) dissipate twice the thermal energy compared to 1W parts. Selection depends on circuit current requirements. Higher power rating provides design margin but does not change electrical resistance or package dimensions.

Q: Are all substitute parts pin-compatible with RC6432J151CS?

A: Yes. All listed substitute parts use the 2512 (6432 metric) package with identical two-terminal configuration and footprint. Direct PCB replacement is possible without layout modification.

Q: What does AEC-Q200 certification indicate?

A: AEC-Q200 is an automotive qualification standard for passive components. Parts bearing this certification (3521150RFT, AC2512FK-07150RL, RMCF2512FT150R, AC2512JK-07150RL, CRCW2512150RFKEG, CRCW2512150RFKEGHP) meet automotive reliability and performance requirements. Selection is required for automotive applications; optional for general industrial use.

Q: Can I use a part with higher power rating as a direct substitute?

A: Yes. Parts rated 1.5W or 2W are functionally compatible with 1W applications. Higher power rating indicates greater thermal capacity and does not degrade performance in lower-power circuits. Physical dimensions remain within 2512 package specification.

Q: What is the significance of moisture resistance feature?

A: Moisture resistance indicates the component withstands humidity exposure without performance degradation. RC6432J151CS and most substitute parts include this feature. All listed parts maintain MSL Level 1 (unlimited moisture sensitivity), indicating no special storage or handling requirements.

Q: Are there packaging format differences among substitute parts?

A: Substitute parts are supplied in Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel formats. Packaging format affects supply chain logistics but does not impact electrical or mechanical performance. Verify packaging availability with supplier based on assembly requirements.

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