Datasheet ACS71240 (Allegro) - 2

Automotive-Grade, Galvanically Isolated Current Sensor IC ACS71240 with Common-Mode Field Rejection and Overcurrent Detection in Small Footprint Low-Profile Packages SELECTION GUIDE Supply Optimized Sensitivity Operating Ambient Part Number Voltage, V Fault Trip CC Accuracy (Typ) Temperature Range, Package Packing [1] (V) Range, I Level (A) PR (A) (mV/A) TA (°C)
ACS71240KEXBLT-010B3 3.3 ±10 132 ±10 12-contact QFN with ACS71240KEXBLT-030B3 3.3 ±30 44 ±30 –40 to 125 wettable flank 1500 pieces ACS71240KEXBLT-050U5 5.0 50 80 50 (EXB) per 7-inch reel ACS71240KEXBLT-010B3-115 3.3 ±10 132 ±11.5 ACS71240LLCBTR-010B3 3.3 ±10 132 ±10 8-pin SOIC with ACS71240LLCBTR-030B3 3.3 ±30 44 ±30 –40 to 150 internally fused path 3000 pieces ACS71240LLCBTR-045B5 5 ±45 44.4 ±45 (LCB) per 13-inch reel ACS71240LLCBTR-050U5 5 50 80 50 [1] Contact Allegro for additional packing options.
Naming Specification
ACS71240KEXBTR
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010B3
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115 Custom Fault Level, IFAULT 115 = 115% IPR [blank] = 100% IPR Supply Operating Level, VCC 3 = 3.3 V 5 = 5.0 V Current Polarity B = Bidirectional U = Unidirectional Optimized Accuracy Range, IPR Packing Option LT = 1500 pieces per 7-inch reel (QFN-12 only) TR = 3000 pieces per 13-inch reel (SOIC-8 only) Package Type EXB = QFN-12 Package with Wettable Flank LCB = SOIC-8 Package Operating Temperature Range, TA K = –40°C to 125°C (QFN-12 only) L = –40°C to 150°C (SOIC-8 only) Al egro Current Sensor 5-digit part number 2 Allegro MicroSystems 955 Perimeter Road Manchester, NH 03103-3353 U.S.A. www.allegromicro.com