Vishay MMx Professional Series MELF Resistors

Vishay MMx Professional Series MELF Resistors are advanced-technology thin film resistors for use in most fields of modern professional electronics where reliability and stability are of major concern. Typical applications in the fields of automotive, telecommunication and medical equipment reflect the outstanding level of proven reliability.

Features

Approved According to EN 140401-803
AEC-Q200 Qualified
Advanced Metal Film Technology

Excellent Overall Stability: Exceeds Class 0.25
Best in Class Pulse Load Capability
Intrinsic Sulfur Resistance

Applications

Automotive
Telecommunication

Industrial
Medical equipment

Specifications

Metric Size Code
- MMU 0102: RC2211M
- MMA 0204: RC3715M
- MMB 0207: RC6123M
Resistance Range
- MMU 0102: 0.22Ω to 2.21MΩ
- MMA 0204: 0.22Ω to 10MΩ
- MMB 0207: 0.1Ω to 15MΩ
Resistance Tolerance
- MMU 0102: ±5%; ±2%; ±1%; ±0.5%
- MMA 0204: ±5%; ±1%; ±0.5%
- MMB 0207: ±5%; ±2%; ±1%; ±0.5%
Temperature Coefficient
- MMU 0102: ±50ppm/K; ±25 ppm/K
- MMA 0204: ±50ppm/K; ±25 ppm/K
- MMB 0207: ±100ppm/K; ±50ppm/K; ±25ppm/K

Rated dissipation, P₇₀:
- MMU 0102: 0.3W
- MMA 0204: 0.4W
- MMB 0207: 1.0W
Operating Voltage, U_max. AC_RMS/DC
- MMU 0102: 150V
- MMA 0204: 200V
- MMB 0207: 350V
Permissible Film Temperature: +155°C
Operating Temperature Range: -55°C to +155°C
Permissible Voltage Against Ambient (Insulation):
- MMU 0102: 200V
- MMA 0204: 300V
- MMB 0207: 500V
Failure Rate: ≤0.1 x 10^-9/h