MLF14FTC200K Equivalent & Substitute Parts

Part Overview

The MLF14FTC200K is a 200 kOhms ±1% 1/4W MELF 0204 thin film chip resistor manufactured by Stackpole Electronics Inc. This component is currently active in production and widely used in precision analog circuits requiring stable resistance values with tight tolerance specifications. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design continuity when the primary part becomes unavailable or when application requirements necessitate alternative specifications such as increased power rating or enhanced environmental performance.

Substiute Parts

MLF14FTC200K

Stackpole Electronics IncIn Stock: 855MLF14FTC200K Datasheet

Current PartRFQ

MMA02040C2003FB300

Vishay Beyschlag/Draloric/BC ComponentsIn Stock: 26208MMA02040C2003FB300 Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MLF14FTC200K is permissible when the following core parameters remain constant or are upgraded:

• Resistance value: 200 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Package / Case: MELF, 0204 (exact match required)
• Composition: Thin Film (exact match required)
• Temperature Coefficient: ±50ppm/°C (exact match required)
• Operating Temperature Range: -55°C ~ 155°C (exact match or extended range acceptable)

Parameters that may be upgraded without functional impact:

• Power Rating: 0.25W or higher (upgrade acceptable)
• Environmental certifications and features (Anti-Sulfur, AEC-Q200)
• RoHS and REACH compliance status (maintained or enhanced)

The substitute part MMA02040C2003FB300 meets all core parameter requirements with an upgraded power rating of 0.4W and includes automotive-grade AEC-Q200 certification and anti-sulfur protection.

Parameter Comparison

Engineering Selection Recommendations

Both the MLF14FTC200K and MMA02040C2003FB300 are active production components with ROHS3 compliance and identical core electrical specifications. Selection between these parts is determined by application requirements:

The MLF14FTC200K is suitable for standard precision analog applications where the 0.25W power rating is sufficient and cost optimization is prioritized.

The MMA02040C2003FB300 is appropriate for applications requiring enhanced reliability, automotive-grade qualification (AEC-Q200), anti-sulfur protection for harsh environments, or where the higher 0.4W power rating provides additional thermal margin. The marginal dimensional difference (0.004" length increase) is negligible for standard PCB layouts.

Both parts maintain identical electrical performance characteristics and are mechanically compatible within standard MELF 0204 footprints.

Frequently Asked Questions (FAQ)

Q: Can MMA02040C2003FB300 be used as a direct replacement for MLF14FTC200K?

A: Yes. Both parts share identical resistance (200 kOhms), tolerance (±1%), temperature coefficient (±50ppm/°C), operating temperature range (-55°C ~ 155°C), and MELF 0204 package specifications. The substitute has a higher power rating (0.4W vs 0.25W) and automotive certification, making it functionally compatible and suitable for direct substitution.

Q: What is the significance of the power rating difference?

A: The MMA02040C2003FB300 is rated for 0.4W compared to the MLF14FTC200K at 0.25W. This upgrade provides additional thermal headroom and is acceptable in all applications where the original 0.25W rating was specified. No circuit redesign is required.

Q: Are there dimensional compatibility concerns?

A: The length difference is 0.004" (0.10mm), which is within standard PCB layout tolerances for MELF 0204 components. Both parts are mechanically compatible with existing footprints.

Q: What does AEC-Q200 certification mean?

A: AEC-Q200 is an automotive-grade reliability qualification standard. The MMA02040C2003FB300 meets this standard, making it suitable for automotive and high-reliability applications. This certification is not required for general-purpose applications but provides additional assurance of component quality and performance consistency.

Q: Are both parts RoHS compliant?

A: Yes. Both MLF14FTC200K and MMA02040C2003FB300 are ROHS3 compliant with MSL rating of 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.