ASJ Current Sense Resistors

Quick Overview

ASJ Current Sensing Low Ohmic Chip Resistors

ASJ offers a wide variety of Thick Film Current Sense Resistors in a large range of case sizes and in wide terminal types for high solder joint reliability. ASJ's low ohm metal foil strip chip resistors offer twice the power capacity compared to general thick film resistors. They come in sizes ranging from 0402 to 2512, with tolerances of 1% and 5%, resistance values from 10mΩ to 200mΩ, and a low temperature coefficient (TCR) of 50/100ppm. Notable power ratings include 1W for size 1206 and 1/4W for size 0402.

ASJ Components Current Sense Resistors

Details

ASJ current sense resistors are knowned for their cost-effectiveness and ability to enhance system efficiency while minimizing losses, thanks to their high measurement accuracy. ASJ provides a range of current sense chip resistors featuring thick film, metal foil, and metal strip resistive elements, as well as electro-beam welded metal strip shunts. With its wide range of chip resistor offerings, ASJ is positioned as a preferred partner for customers, meeting diverse application needs.

ASJ resistors, commonly found alongside capacitors and inductors in electrical circuits, are primarily used to create and maintain safe current levels within the circuitry.

Low Ohmic Chip Resistors for Current Sensing

ASJ's low ohmic chip resistors are optimized for current sensing control, with power ratings from 0.0625W to 3W. These resistors are ideal for applications in battery packs, power supplies, and converters, particularly in the diverse power control circuits of notebook computers and other compact portable devices requiring current sensing and over-current protection. They offer a comprehensive resistance range of 0.5mΩ to 1Ω and feature a superior TCR to meet various customer demands and applications.

Features

SMD Type: Designed for automatic insertion.
High Power Rating: Available in small sizes.
Low Resistance: Ideal for current detection.
Metal Foil Construction: Ensures high reliability and performance with very low and stable TCR.
RoHS Compliance: Pb-free to meet RoHS requirements.

Applications

Power Supply
Battery Pack
Inverter/Converter (DC-DC/AC-DC/DC-AC)
Consumer Electronics
Power Management Applications
Switching Power Supply
Over-Current Protection in Audio Applications
Voltage Regulation Module (VRM)
DC-DC Converter, Battery Pack, Charger, Adaptor

ASJ's chip resistors are designed to meet a wide range of application needs, ensuring reliable performance and compliance with industry standards.

Product Specification

SMD Current Sensing