ROHM Semiconductor Current Sensing Resistors
ROHM Semiconductor Current Sensing Resistors are developed for a wide range of applications requiring greater reliability. ROHM Semiconductor Current Sensing Resistors use a high-performance alloy for the resistive element, enabling high-accuracy current detection with excellent temperature characteristics. Applications include portable devices such as smartphones as well as automotive and industrial systems.
Features
- Developed for a wide range of applications requiring a greater degree of reliability
- Uses a high-performance alloy for the resistive element, enabling high accuracy current detection with excellent temperature characteristics
Overview
Low Ohmic Thick Film
UCR Thick Film Low Ohmic Chip Resistors
UCR low-resistance chip resistors feature a thick-film resistive element specialized for very low resistance from 11mΩ. Features include excellent rated power and resistance stability regardless of the ambient environment.
Low Ohmic Metal Element
PMR Ultra-Low Ohmic Chip Resistors
PMR shunt resistors are available from 1mΩ. The proprietary trimless structure prevents heat concentration, reducing temperature rise, while low inductance makes high accuracy current detection possible. The lineup includes a broad range of sizes to suit a variety of applications.
Rev Terminal/High Power
PML Ultra-Low Ohmic Chip Resistors
PML resistors have a wide terminal configuration for improved soldering reliability and heat dissipation characteristics. Unique trimming less structure utilized for improved current detection accuracy, recommended for large current and high speed switching circuits.
High-Power Low Ohmic Shunt
GMR High-Power Ohmic Shunt Resistors
GMR resistors are characterized by high heat dissipation and superior reliability. Optimizing the heat dissipation pathway makes it possible to ensure higher rated power in a compact form factor. These devices offer rated power of 3W to 10W and a resistance range of 5mΩ to 220mΩ.
GMR50 Product List
GMR100 Product List
PSR Ultra Low Ohmic Shunt Resistors
PSR shunt resistors feature an ultra-low resistance value from 0.2mΩ. These resistors offer excellent temperature coefficiency and are ideal for current detection under high current circuits.
PSR Product List
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