OHMITE LVM Series Current Sensing Metal Chip Resistors

OHMITE LVM Series Current Sensing Metal Chip Resistors are SMDs designed for automatic insertion with high overload ratings in small sizes. These metal chip resistors encompass metal foil construction ensuring high reliability and performance with very low TCR values. RoHS-compliant LVM metal chip resistors are intended for current sense circuits in power electronic systems. Typical applications in DC-DC converters, battery packs, chargers, adaptors, and switching power supplies.

Features

  • Tailored for current sensing applications within power electronic systems
  • Compact yet capable of handling high overloads
  • Utilizes metal foil construction for enhanced reliability and performance, boasting a minimal Temperature Coefficient of Resistance (TCR)
  • Compliant with RoHS standards, featuring Pb-Free composition
  • Specially crafted as an SMD Type for seamless integration through automatic insertion methods

Applications

  • DC-DC converter:
    • Adapter
    • Battery pack
    • Charger
  • Over-current protection in audio applications
  • Power management applications
  • Switching power supply
  • Voltage Regulation Module (VRM)

Technical Specifications

Parameters Series
LVM06 LVM12 LVM25
Power rating 0.125W 0.5W 1W
Bending strength ±(1.0%+0.05Ω)
Operating temperature range -55°C to +155°C -55°C to +170°C
Tolerance  ±1%, ±2%, and ±5% ±0.5%, ±1%, and ±5%
Short time overload ±(0.5%+0.05Ω)