Sensors, Transducers

CT433-HSWF70MR

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Allegro MicroSystems

XTREMESENSE TMR WITH HIGH DV/DT

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Sensors, Transducers

CT433-HSWF70MR

Active

Allegro MicroSystems

XTREMESENSE TMR WITH HIGH DV/DT

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DocumentsXtremeSense™ TMR technology

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	CT433-HSWF70MR

Accuracy	0.5 %
Current - Sensing	70 A
Current - Supply (Max) [Max]	9 mA
For Measuring	DC, AC
Frequency [Max]	1 MHz
Frequency [Min]	DC
Linearity	0.2 %
Mounting Type	Surface Mount
Number of Channels [custom]	1
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 C
Output	Analog Voltage
Package / Case	16-SOIC
Package / Case	7.5 mm
Package / Case	0.295 "
Polarization	Unidirectional
Response Time	300 ns
Sensitivity	14.3 mV/A
Sensor Type	Magnetoresistive
Supplier Device Package	16-SOIC
Voltage - Supply [Max]	3.6 V
Voltage - Supply [Min]	3 V

CT433 Series

Part	Linearity	Mounting Type	Current - Sensing	Number of Channels [custom]	Accuracy	Frequency [Max]	Frequency [Min]	For Measuring	Package / Case	Package / Case	Package / Case	Sensor Type	Response Time	Voltage - Supply [Max]	Voltage - Supply [Min]	Current - Supply (Max) [Max]	Polarization	Sensitivity	Operating Temperature [Max]	Operating Temperature [Min]	Supplier Device Package	Output	Supplied Contents	Utilized IC / Part	Interface	Sensing Range [Min]	Sensing Range [Max]	Contents
Allegro MicroSystems CT433-HSWF50DR	0.2 %	Surface Mount	50 A	1	1 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Unidirectional	40 mV/g	125 °C	-40 C	16-SOIC	Ratiometric Voltage
Allegro MicroSystems CT433-HSWF65DR	0.2 %	Surface Mount	65 A	1	1 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Unidirectional	30.8 mV/A	125 °C	-40 C	16-SOIC	Ratiometric Voltage
Allegro MicroSystems CT433-HSWF50MR	0.1 %	Surface Mount	50 A	1	0.5 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Bidirectional	20 mV/mT	125 °C	-40 C	16-SOIC	Ratiometric Voltage
Allegro MicroSystems CT433-HSWF65MR	0.2 %	Surface Mount	65 A	1	0.5 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Bidirectional	15.4 LSB/mT	125 °C	-40 C	16-SOIC	Ratiometric Voltage
Allegro MicroSystems CT433-HSWF20MR	0.1 %	Surface Mount	20 A	1	0.5 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Bidirectional	50 mV/A	125 °C	-40 C	16-SOIC	Ratiometric Voltage
Allegro MicroSystems CTD433-50AC												Current Sensor		3.6 V	3 V			20 mV/mT					Board(s)	CT433	Analog	-50 A	50 A	Board(s)
Allegro MicroSystems CT433-HSWF30MR	0.1 %	Surface Mount	30 A	1	0.5 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Bidirectional	33.3 mV/°/s	125 °C	-40 C	16-SOIC	Ratiometric Voltage
Allegro MicroSystems CT433-HSWF20DR	0.1 %	Surface Mount	20 A	1	0.7 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Unidirectional	100 mV/g	125 °C	-40 C	16-SOIC	Ratiometric Voltage
Allegro MicroSystems CT433-HSWF30DR	0.1 %	Surface Mount	30 A	1	0.7 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Unidirectional	66.7 mV/A	125 °C	-40 C	16-SOIC	Ratiometric Voltage
Allegro MicroSystems CT433-HSWF70MR	0.2 %	Surface Mount	70 A	1	0.5 %	1 MHz	DC	AC DC	16-SOIC	7.5 mm	0.295 "	Magnetoresistive	300 ns	3.6 V	3 V	9 mA	Unidirectional	14.3 mV/A	125 °C	-40 C	16-SOIC	Analog Voltage

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Bulk	6000	$ 2.36
	N/A	0	$ 2.57

Description

General part information

CT433 Series

Current Sensor 70A 1 Channel Magnetoresistive Unidirectional 16-SOIC (0.295", 7.50mm Width)

Documents

Technical documentation and resources

XtremeSense™ TMR technology

Datasheet