RMCF0603JT620K Equivalent & Substitute Parts

Part Overview

The RMCF0603JT620K is a 620 kOhms ±5% 0.1W thick film chip resistor in 0603 (1608 Metric) package manufactured by Stackpole Electronics Inc. This component is rated for automotive applications under AEC-Q200 standard with operating temperature range of -55°C to 155°C. The part is currently active in production with 5693 units in stock. Equivalent and substitute parts are identified based on matching resistance value, power rating, package size, and compliance certifications while allowing for tolerance and temperature coefficient variations within acceptable engineering parameters.

Substiute Parts

RMCF0603JT620K

Stackpole Electronics IncIn Stock: 5790RMCF0603JT620K Datasheet

Current PartRFQ

RMCF0603FT620K

Stackpole Electronics IncIn Stock: 103190RMCF0603FT620K Datasheet

UpgradeRFQ

CRCW0603620KJNEA

Vishay DaleIn Stock: 20999CRCW0603620KJNEA Datasheet

DirectRFQ

ERJ-3GEYJ624V

Panasonic Electronic ComponentsIn Stock: 28846ERJ-3GEYJ624V Datasheet

DirectRFQ

CRG0603F620K

TE Connectivity Passive ProductIn Stock: 1060CRG0603F620K Datasheet

UpgradeRFQ

ERJ-3EKF6203V

Panasonic Electronic ComponentsIn Stock: 73335ERJ-3EKF6203V Datasheet

UpgradeRFQ

KTR03EZPF6203

Rohm SemiconductorIn Stock: 7236KTR03EZPF6203 Datasheet

UpgradeRFQ

RC0603FR-07620KL

YAGEOIn Stock: 211551RC0603FR-07620KL Datasheet

UpgradeRFQ

RC0603JR-07620KL

YAGEOIn Stock: 15283RC0603JR-07620KL Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for RMCF0603JT620K are classified based on the following substitution criteria:

Direct Equivalents (Same Tolerance ±5%): Parts maintaining identical tolerance specification with matching resistance, power rating, and package dimensions. These provide one-to-one functional replacement without circuit performance modification.

Upgrade Options (Tighter Tolerance ±1%): Parts with improved tolerance specification (±1% versus ±5%) while maintaining all other critical parameters. These offer enhanced accuracy and stability with temperature coefficient of ±100ppm/°C versus ±200ppm/°C. Upgrades are electrically compatible and provide superior performance margins.

Key Substitution Parameters:

• Resistance value: 620 kOhms (fixed)
• Power rating: 0.1W (fixed)
• Package: 0603 (1608 Metric) (fixed)
• Composition: Thick Film (fixed)
• Operating temperature range: -55°C to 155°C (fixed)
• RoHS3 compliance (required)
• MSL Level 1 (required)

Tolerance and temperature coefficient are allowed to vary within the upgrade category. Automotive AEC-Q200 rating is maintained across all direct equivalents and upgrade options listed.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (±5% Tolerance, AEC-Q200 Rated):

CRCW0603620KJNEA (Vishay Dale) and ERJ-3GEYJ624V (Panasonic Electronic Components) are direct functional equivalents with identical electrical specifications and automotive certification. Both maintain ±5% tolerance and ±200ppm/°C temperature coefficient. CRCW0603620KJNEA offers 20967 units in stock, while ERJ-3GEYJ624V provides 28824 units, supporting high-volume production requirements.

For Upgraded Performance (±1% Tolerance, AEC-Q200 Rated):

RMCF0603FT620K (Stackpole Electronics Inc), ERJ-3EKF6203V (Panasonic Electronic Components), and KTR03EZPF6203 (Rohm Semiconductor) provide tighter tolerance specification with improved temperature stability. RMCF0603FT620K offers 103111 units in stock from the original manufacturer. ERJ-3EKF6203V provides 73251 units with AEC-Q200 compliance. KTR03EZPF6203 includes high voltage capability with 7218 units available.

For Non-Automotive Applications (±1% Tolerance, Non-AEC-Q200):

RC0603FR-07620KL (YAGEO) and CRG0603F620K (TE Connectivity) are suitable for non-automotive circuits requiring ±1% tolerance. RC0603FR-07620KL has highest availability at 211522 units with moisture-resistant composition. CRG0603F620K has limited stock at 1020 units.

Frequently Asked Questions (FAQ)

Q: Can RMCF0603JT620K be replaced with a ±1% tolerance part?

A: Yes. Parts with ±1% tolerance such as RMCF0603FT620K, ERJ-3EKF6203V, and KTR03EZPF6203 are electrically compatible upgrades. The tighter tolerance provides improved circuit accuracy without affecting mechanical or thermal compatibility. Verify circuit design does not depend on the original ±5% tolerance specification.

Q: Are non-AEC-Q200 parts acceptable substitutes?

A: Non-AEC-Q200 parts such as RC0603FR-07620KL and CRG0603F620K are functionally equivalent for resistance, power rating, and package specifications. Use only in applications where automotive qualification is not required. Automotive designs must maintain AEC-Q200 compliance.

Q: What is the difference between Cut Tape and Tape & Reel packaging?

A: Both packaging formats contain identical components in 0603 package. Tape & Reel is optimized for automated assembly lines with continuous reel feeding. Cut Tape & Digi-Reel is suitable for manual assembly or lower-volume production. Electrical and thermal performance are identical.

Q: Does temperature coefficient affect circuit performance?

A: Temperature coefficient of ±200ppm/°C (original part) versus ±100ppm/°C (upgrade parts) determines resistance drift over the -55°C to 155°C operating range. For precision analog circuits, ±1% tolerance parts with ±100ppm/°C coefficient provide superior stability. For digital circuits, both specifications are typically acceptable.

Q: Can parts be mixed in the same production batch?

A: Yes, provided all selected parts meet the circuit's tolerance and temperature requirements. Mixing ±5% and ±1% tolerance parts is acceptable if circuit design accommodates the wider tolerance band. Maintain consistent sourcing for critical applications to ensure traceability and compliance documentation.