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Current Sensors Innovations

Highest DC Working Voltage in SOIC16 Package!

Our packages have the highest working voltages in SOIC-16 footprint.

Features:

Working voltages up to 1600 VDC

Small footprint SOIC-8 and SOIC-16 packages

Basic and reinforced isolation

Benefits:

Higher power density

Increased efficiency via higher system voltages

Applications:

Solar inverters, hybrid electric vehicles, telecom power supplies, HVAC, VFDs and other drives, DC-DC conversion.

Devices:

ACS724, ACS725, ACS720, ACS732, ACS733

Over-current Detection

Our current sensors include fast over-current detection in addition to a precision analog output.

Features:

Open-drain fault pin with microsecond response time

High level of integration in a single IC

Compact, SOIC-8 and SOIC16 footprints

Benefits:

Cost-effective and easy to use

Reduced design complexity and BOM

Enhance reliability and protection for FETs and IGBTs by avoiding current out of range events

Applications:

Overcurrent detection, server monitoring and protection, Class D amplifiers, IOT applications, power supply protection, telecom equipment, motor control, VFDs and other drives.

Devices:

ACS709, ACS710, ACS711, ACS71240, ACS720, ACS732, ACS733, A1365

A Discrete Alternative to Bulky Current Transformers

High-speed integrated sensors are the smart alternative to bulky current transformers (CTs). Low-profile SOIC packages withstand vibration and fit in small spaces where CTs cannot!

Features:

High-speed, low-latency analog output

Differential sensing topology

Small QFN, SOIC-8 and SOIC-16 footprints

Benefits:

Fast-response time and low latency for peak current tracking, and cycle-by-cycle current control

Reliability in the presence of external magnetic fields

Increased integration in a low-profile, compact footprint

Applications:

Peak current tracking, on-board Battery Chargers, power factor correction, DC-DC converters, 12V-48V servers, telecom power supplies.

Devices:

ACS730, ACS732, ACS733, ACS70331

Highest Ambient Temperature Ratings

We have the broadest family of integrated current sensors with ambient temperature ratings up to 150°C! With almost twenty “L-Temp” current sensors in our growing portfolio you’re sure to find robust current sensors for all automotive and industrial needs.

Features:

Integrated current sensors with the highest ambient temperature ratings (T_A)

Benefits:

Reduce system cooling requirements

Robust sensing solution in high heat applications

Non-Contact Sensing Provides Immunity to High-Voltage Transients (dv/dt) and Fast Current Spikes (di/dt)

Patented on-chip shield circuitry reduces output errors due to high-voltage switching (high dv/dt). Additionally, the Hall-effect sensing method is immune to inductance spikes from high di/dt events, unlike most shunt plus op-amp solutions.

Features:

Patented on-chip shield

Non-contact sensing methodology

Benefits:

Inherent immunity to current and voltage transients

Reduced “blank time” after switching cycle

Applications

Power factor correction, DC-DC converters, inverters, motors control, VFDs and other drives.

Devices:

ACS709, ACS710, ACS711, ACS71240, ACS720, ACS724, ACS725, ACS730, ACS732, ACS733

The Most Accurate Open-Loop Field Sensor

The ACS70310’s innovative signal path and final test solutions result in the most accurate field sensor on the market for core-based current sensing.

Features:

Lowest offset and sensitivity drift over temperature

Benefits:

Increase system accuracy over temperature

Fast Response Time … Zero Undershoot!

Features:

Patented signal path architecture to eliminate undershoot

Benefits:

Protect expensive IGBTs, MOSFETS and SiC-FETS by detecting in-rush currents and short circuits faster than the competition

Improve control with reduced response time and phase delay

Applications:

Inverters, traction inverters, integrated belt start generators (IBSG), e-Bikes, bus bar measurement, forklift and other industrial transportation.

Devices:

ACS70310, A1363, A1365, A1366, A1367