Passives

MELF resistors are available in the 0204 and 0207 case sizes

8th June 2015
Siobhan O'Gorman
0

High-voltage thin film MELF resistors in the 0204 and 0207 case sizes have been released by Vishay Intertechnology. Designed for industrial, lighting and medical applications with high stability and reliability requirements, the Vishay Beyschlag MMA 0204 HV and MMB 0207 HV combine a robust construction with operating voltages of up to 1000V. 

Built on an advanced metal film technology, the devices provide proven reliability for high-voltage electronic circuits in lighting ballasts and LED drivers, industrial inverters and converters, battery management systems and medical equipment. In these applications, the MMA 0204 HV and MMB 0207 HV save board space and simplify designs by replacing devices in larger case sizes, multiple resistors in similar case sizes and leaded resistors.

The devices offer a resistance range from 340kΩ to 10MΩ with tolerance of ±1%, TCR of ±50ppm/K, rated power dissipation to 1.0W at +70°C, and excellent long-term stability down to less than 0.5% after 1,000 hours. Suitable for processing on automatic SMD assembly systems, the lead (Pb)-free resistors are RoHS-compliant, halogen-free, and Vishay Green.

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