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quality Surface mount current sensor AKM CZ3AG3 featuring hall effect technology and low conductor resistance factory
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quality Surface mount current sensor AKM CZ3AG3 featuring hall effect technology and low conductor resistance factory
>
Specifications
working temperature:
-40℃~+85℃
Current Range:
20A
Voltage - Supply:
4.5V~5.5V
Sensitivity:
70mV/A
Mfr. Part #:
CZ3AG3
Package:
SMD-10P,7.7x10.9mm
Key Attributes
Model Number: CZ3AG3
Product Description

Product Overview

The CZ-3AG3 is an open-type, coreless current sensor utilizing Hall effect technology to provide an analog voltage output proportional to AC/DC current. Engineered with a Group III-V semiconductor thin film Hall sensor, it delivers high accuracy and high-speed current sensing. Its ultra-small surface mount package and coreless design contribute to space-saving solutions. The sensor features a low primary conductor resistance, enabling continuous operation at 50Arms with suppressed heat generation. A built-in stray magnetic field reduction function mitigates accuracy degradation from disturbed magnetic fields. The CZ-3AGx series also incorporates a dual overcurrent detection function with adjustable thresholds. Compliant with UL 61800-5-1 safety standards, it is ideal for industrial AC drives, servo motors, and applications requiring input to a 3V ADC. The CZ-3AGx series offers a range of linear sensing capabilities, facilitating consistent board designs across different current ratings.

Product Attributes

  • Brand: Asahi Kasei Microdevices (AKM)
  • Safety Standard Compliance: UL 61800-5-1, UL-1577, IEC/UL60950-1
  • Material: Group III-V semiconductor thin film (Hall sensor), Sn-Bi plating (terminals)
  • Package Type: Surface Mount
  • Certifications: UL 61800-5-1 (Clearance, Creepage distance 8.0mm), UL-1577, IEC/UL60950-1
  • RoHS Compatibility: Yes (stated in Important Notice)
  • Lead-Free: Yes (Sn-Bi plated leads)

Technical Specifications

Parameter Symbol Min. Typ. Max. Units Notes
Product Model CZ-3AG3
Supply Voltage VDD 4.5 5.0 5.5 V
Maximum Primary Current (Continuous) IRMSmax 50 Arms Continuous DC value or RMS value
Primary Conductor Resistance RP 0.27 m
High-Accuracy 0.4% F.S. %F.S. (Ta=35~85C)
Isolation Voltage VINS 3.0 kVrms (AC50Hz, 60s)
Package Dimensions 12.7mm 10.9mm 2.25mm mm
Output Type 3V Output
Sensitivity Vh 70 mV/A mV/A (IIN=20A, VOUT/1A)
Zero-Current Output Voltage Vof 1.5 V (IIN=0A)
Linear Sensing Range INS -20.0 20.0 A
Linearity Error -0.6 0.6 %F.S. (IIN=20A)
Rise Response Time tr 3.6 s (CLVOUT=1000pF)
Fall Response Time tf 3.6 s (CLVOUT=1000pF)
Overcurrent Detection Threshold 1 Adjustable Range |IOCDTH1| 10.0 25.0 A
Overcurrent Detection Threshold 2 Adjustable Range |IOCDTH2| 25.0 50.0 A
Creepage Distance Cr 8.0 mm
Clearance Distance Cl 8.0 mm

2411261517_AKM-CZ3AG3_C1857730.pdf

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