XtremeSense™ TMR Current Sensor with High dV/dt Immunity and 5kV Isolation

CT432

Markets Served

The CT432 provides accurate XtremeSense TMR current sensing in high dV/dt applications, with high bandwidth, ultra-low noise, 5kV isolation, and an integrated current carrying conductor (CCC). Operates at 5V.

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Product Details

Top Features

Optimized for high dV/dt applications
Total Error Output: ±0.5% FS
300 ns Response Time, 1 MHz Bandwidth
Noise as Low as 9.0 mARMS
Integrated 0.5 mΩ Conductor
VCC = 5.0 V
Common Mode Field Rejection: -54 dB
Rated Isolation Voltage: >5 kVRMS
UL/IEC 62368-1 and UL1577 Certification
IEC 61000-4-5 Certified
AC or DC Current Range:
- +20.0 ADC / ±20.0 APK
- +30.0 ADC / ±30.0 APK
- +50.0 ADC / ±50.0 APK
- +65.0 ADC / ±65.0 APK
- +70.0 ADC / ±70.0 APK
16-Lead SOIC-Wide package
8mm creepage package

Part Number Specifications and Availability

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CT432-HSWF20DR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: 20
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

CT432-HSWF20MR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: ±20
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

CT432-HSWF30DR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: 30
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

CT432-HSWF30MR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: ±30
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

CT432-HSWF50DR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: 50
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

CT432-HSWF50MR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: ±50
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

CT432-HSWF65DR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: 65
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

CT432-HSWF65MR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: ±65
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

CT432-HSWF70DR

basic_isolation_working_voltage_vrms: 1287
reinforced_isolation_working_voltage_vrms: 647
isolation_voltage_vrms: 5000
creepage_mm: 9.21
clearance_mm: 8.79
primary_conductor_resistance_mohm: 0.5
current_measurement_range_a: 70
bandwidth_khz: 1000
supply_voltage_v: 5
temp_ranges: -40°C to 125°C
package: 16-pin SOICW
market: Industrial
features: Overcurrent Fault, Zero Current Reference Voltage Output

Allegro's XtremeSense™ TMR technology

Superior magnetic sensitivity, low power consumption, and compact size compared to other technologies, driving innovation in applications like renewable energy, electric vehicles, and consumer electronics.

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