Datasheet CT4022 (Allegro) - 2

XtremeSense™ TMR Current Sensor CT4022 and CT4032 with High dV/dt Immunity and Common-Mode Field Rejection SELECTION GUIDE Current Sensing Sensitivity (mV/A) Quiescent Voltage Output Optimized Part Number VQVO (V) Temperature Range Packing Range (A) VDD = 3.3 V VDD = 5 V VDD = 3.3 V VDD = 5 V TA (°C) CT4022 (SOIC-8 PACKAGE) -A VARIANT [1][2]
CT4022-A12BSN8 ±12 110 166.7 CT4022-A24BSN8 ±24 55 83.3 CT4022-A40BSN8 ±40 33 50 1.65 2.5 –40 to 125 2000 pieces per 13-inch reel CT4022-A50BSN8 ±50 26.4 40 CT4022-A65BSN8 ±65 20.3 30.8
-H VARIANT
CT4022-H12BSN8 ±12 110 166.7 CT4022-H24BSN8 ±24 55 83.3 CT4022-H40BSN8 ±40 33 50 1.65 2.5 –40 to 125 2000 pieces per 13-inch reel CT4022-H50BSN8 ±50 26.4 40 CT4022-H65BSN8 ±65 20.3 30.8
CT4032 (SOICW-16 PACKAGE) -A VARIANT [1][2]
CT4032-A20BSWF ±20 66 100 CT4032-A40BSWF ±40 33 50 1.65 2.5 –40 to 125 1000 pieces per 13-inch reel CT4032-A50BSWF ±50 26.4 40 CT4032-A65BSWF ±65 20.3 30.8 [1] Automotive flow available October 2025 [2] AEC-Q100 Grade 1, automotive grade (-A variants only).
PART NAMING SPECIFICATION
CT 4022 A 12 B SN8 Package SN8 – SOIC-8 SWF – SOICW-16 Output Directionality B – Bidirectional Current Sensing Range (A) Qualification A – AEC-Q100 Grade 1 H – Industrial 4-Digit Part Number Allegro Current Sensor 2 Allegro MicroSystems 955 Perimeter Road Manchester, NH 03103-3353 U.S.A. www.allegromicro.com