CQ3201

CQ3201 Datasheet

CQ3 2 0 1

Part	Datasheet
CQ3201	CQ3201 (pdf)

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[CQ-3201] CQ-3201 High-Speed Response Coreless Current Sensor CQ-3201 is an open-type current sensor using a Hall sensor which outputs the analog voltage proportional to the AC/DC current. Quantum well ultra-thin film InAs Indium Arsenide is used as the Hall sensor, which enables the high-accuracy and high-speed current sensing. Coreless surface mount package realizes the spacesaving. - Small-sized surface mount package VSOP-24 - High isolation voltage 3.0kV 50/60Hz, 60s - Compliant to safety standards of IEC/UL-60950 and UL-508 - Ultra-fast response time 0.5us typ. - Low variation and low temperature drift of sensitivity and zero-current output voltage - No output hysteresis - Low noise output 1.2mVrms typ. - Bi-directional type - 3.3V single power supply - Ratiometric output - Halogen free 016008762-E-00 -1- 2016/07 [CQ-3201] Table of Contents General Description 1 Table of 2 Block Diagram and 3 Pin Configurations and Functions 4 Safety Standards 5 Absolute Maximum Ratings 5 Recommended Operating Conditions 5 Electrical Characteristics 6 Characteristics Definitions 8 Recommended External 11 Package 13 Board Layout Sample 16 Reliability Tests 17 18 IMPORTANT NOTICE 19 016008762-E-00 -2- 2016/07 Block Diagram and Functions [CQ-3201] Primary Conductor Hall Sensor Bias Unit Amplifier Buffer Compensation EEPROM Unit VOUT VSS VDD TAB1 TAB2 TEST1 TEST2 TEST3 Figure Functional block diagram of CQ-3201. Circuit Block Primary Conductor Hall Sensor Amplifier Buffer Compensation Bias Unit EEPROM Unit Table Explanation of circuit blocks. Function Conductor which measured current is applied. Hall element which detects magnetic flux density generated from the measured current. Amplifier of Hall element’s output. Output buffer with gain. This block outputs the voltage VOUT proportional to the current applied to the primary conductor. Compensation circuit which adjusts the temperature drifts of sensitivity and zero-current output voltage. Drive circuit for Hall element. Non-volatile memory for setting adjustment parameters. The parameters are adjusted before the shipment. 016008762-E-00 -3- 2016/07 Pin Configurations and Functions Measured Current IIN VOUT VDD [CQ-3201] CQ-3201 Top View

PDF Datasheet Preview

[CQ-3201]

CQ-3201

High-Speed Response Coreless Current Sensor

CQ-3201 is an open-type current sensor using a Hall sensor which outputs the analog voltage proportional to the AC/DC current. Quantum well ultra-thin film InAs Indium Arsenide is used as the Hall sensor, which enables the high-accuracy and high-speed current sensing. Coreless surface mount package realizes the spacesaving.
- Small-sized surface mount package VSOP-24 - High isolation voltage 3.0kV 50/60Hz, 60s - Compliant to safety standards of IEC/UL-60950 and UL-508 - Ultra-fast response time 0.5us typ. - Low variation and low temperature drift of sensitivity and zero-current output voltage - No output hysteresis - Low noise output 1.2mVrms typ. - Bi-directional type - 3.3V single power supply - Ratiometric output - Halogen free
016008762-E-00 -1-
2016/07
[CQ-3201]

Table of Contents

General Description 1 Table of 2 Block Diagram and 3 Pin Configurations and Functions 4 Safety Standards 5 Absolute Maximum Ratings 5 Recommended Operating Conditions 5 Electrical Characteristics 6 Characteristics Definitions 8 Recommended External 11 Package 13 Board Layout Sample 16 Reliability Tests 17 18 IMPORTANT NOTICE 19
016008762-E-00 -2-
2016/07

Block Diagram and Functions
[CQ-3201]

Primary Conductor

Hall Sensor

Bias Unit

Amplifier

Buffer

Compensation EEPROM Unit

VOUT VSS VDD

TAB1 TAB2

TEST1 TEST2 TEST3

Figure Functional block diagram of CQ-3201.

Circuit Block Primary

Conductor Hall Sensor Amplifier

Buffer

Compensation

Bias Unit

EEPROM Unit

Table Explanation of circuit blocks. Function

Conductor which measured current is applied.

Hall element which detects magnetic flux density generated from the measured current. Amplifier of Hall element’s output. Output buffer with gain. This block outputs the voltage VOUT proportional to the current applied to the primary conductor. Compensation circuit which adjusts the temperature drifts of sensitivity and zero-current output voltage. Drive circuit for Hall element. Non-volatile memory for setting adjustment parameters. The parameters are adjusted before the shipment.
016008762-E-00 -3-
2016/07

Pin Configurations and Functions

Measured Current IIN

VOUT VDD
[CQ-3201]

CQ-3201

Top View

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Datasheet ID: CQ3201 515943