Temperature Range, TA .. -40C to +135C Junction Temperature, TJ...........................+150C Storage Temperature Range, TS ....-55C to +150C Notes: 1. Measured on a two-sided PCB with 3 in.2 of 2 oz. copper. 2. Measured on JEDEC standard High-K board. A3946KLBTR-T A3946KLP - Yes - A3946KLP-T Yes A3946KLPTR - A3946KLPTR-T Yes Packing Package 47 pieces/tube 16-pin SOIC with internally fused leads 1000 pieces/reel 96 pieces/tube 16-pin TSSOP with exposed thermal pad 4000 pieces/reel Functional Block Diagram +VBAT C1 0.47 uF, X7R V rated to VBAT C2 0.47 uF, X7R V rated to VBAT P VBB CP2 VREF 10 k L L VREG Charge Pump +5 Vref 0.1 uF X7R 10 V CP1 CREG ILIM P P Charge Pump BOOT ~FAULT Protection VREG Undervoltage Overtemperature UVLOBOOT Bootstrap UVLO CBOOT L VREF DT RDEAD Turn-On Delay IN1 P Control Logic L RGATE GH High Side Driver S VREG L IN2 RGATE GL Low Side Driver PGND L P RESET LGND L L P Control Logic Table IN1 IN2 X X 0 0 0 1 1 1 DT Pin RESET GH GL Function X 0 Z Z Sleep mode RDEAD - LGND

Approximate Scale 1:1 Typical Application VBAT BOOT VBB ~FAULT ECU IN1 IN2 RESET DT 29319.150c GH A3946 S GL CP1 CP2 VREF VREG LGND PGND M A3946 Half-Bridge Power MOSFET Controller Selection Guide Part Number Pb-free A3946KLB - A3946KLB-T Yes A3946KLBTR - A3946KLBTR-T Yes A3946KLP - A3946KLP-T Yes A3946KLPTR - A3946KLPTR-T Yes Packing Package 47 pieces/tube 16-pin SOIC with internally fused leads 1000 pieces/reel 96 pieces/tube 16-pin TSSOP with exposed thermal pad 4000 pieces/reel Absolute Maximum Ratings Rating Units Load Supply Voltage Characteristic VBB 60 V Logic Inputs Voltage VIN -0.3 to 6.5 V Pin S Voltage VS -4 to 60 V VGH -4 to 75 V VBOOT -0.6 to 75 V Pin GH Voltage Pin BOOT Voltage Symbol Notes Pin DT Voltage VDT VREF V Pin VREG Voltage VREG -0.6 to 15 V -40 to 135 C Range K Operating Ambient Temperature TA Maximum Junction Temperature TJ(max) 150 C Tstg -55 to 150 C Storage Temperature ESD Rating, Human Body Model AEC-Q100-002, all pins 2000 V ESD Rating, Charged Device Model AEC-Q100

Approximate Scale 1:1 Typical Application VBAT BOOT VBB ~FAULT ECU IN1 IN2 RESET DT 29319.150d GH A3946 S GL CP1 CP2 VREF VREG LGND PGND M A3946 Half-Bridge Power MOSFET Controller Selection Guide Part Number Pb-free A3946KLB - A3946KLB-T Yes A3946KLBTR - A3946KLBTR-T Yes A3946KLP - A3946KLP-T Yes A3946KLPTR - A3946KLPTR-T Yes Packing Package 47 pieces/tube 16-pin SOIC with internally fused leads 1000 pieces/reel 96 pieces/tube 16-pin TSSOP with exposed thermal pad 4000 pieces/reel Absolute Maximum Ratings Rating Units Load Supply Voltage Characteristic VBB 60 V Logic Inputs Voltage VIN -0.3 to 6.5 V Pin S Voltage VS -4 to 60 V VGH -4 to 75 V VBOOT -0.6 to 75 V Pin GH Voltage Pin BOOT Voltage Symbol Notes Pin DT Voltage VDT VREF V Pin VREG Voltage VREG -0.6 to 15 V -40 to 135 C Range K Operating Ambient Temperature TA Maximum Junction Temperature TJ(max) 150 C Tstg -55 to 150 C Storage Temperature ESD Rating, Human Body Model AEC-Q100-002, all pins 2000 V ESD Rating, Charged Device Model AEC-Q100

tin plated leadframes (suffix -T). Approximate Scale 1:1 Typical Application VBAT BOOT VBB ~FAULT ECU IN1 IN2 RESET DT 29319.150f GH A3946 S GL CP1 CP2 VREF VREG LGND PGND M A3946 Half-Bridge Power MOSFET Controller Selection Guide Part Number A3946KLBTR* A3946KLBTR-T* Pb-free - Yes A3946KLPTR* - A3946KLPTR-T Yes Packing Package 1000 pieces/reel 16-pin SOIC with internally fused leads 4000 pieces/reel 16-pin TSSOP with exposed thermal pad *Variant is in production but has been determined to be NOT FOR NEW DESIGN. This classification indicates that sale of the variant is currently restricted to existing customer applications. The variant should not be purchased for new design applications because obsolescence in the near future is probable. Samples are no longer available. Status change: May 4, 2009. Absolute Maximum Ratings Rating Units Load Supply Voltage Characteristic VBB 60 V Logic Inputs Voltage VIN -0.3 to 6.5 V Pin S Voltage VS -4 to 60 V VGH -4 to 75 V VBOOT -0.6 to 75 V Pin GH Voltage Pi

Temperature Range, TA .. -40C to +135C Junction Temperature, TJ...........................+150C Storage Temperature Range, TS ....-55C to +150C Notes: 1. Measured on a two-sided PCB with 3 in.2 of 2 oz. copper. 2. Measured on JEDEC standard High-K board. A3946KLBTR-T A3946KLP - Yes - A3946KLP-T Yes A3946KLPTR - A3946KLPTR-T Yes Packing Package 47 pieces/tube 16-pin SOIC with internally fused leads 1000 pieces/reel 96 pieces/tube 16-pin TSSOP with exposed thermal pad 4000 pieces/reel 3946 Half-Bridge Power MOSFET Controller Functional Block Diagram +VBAT C1 0.47 uF, X7R V rated to VBAT C2 0.47 uF, X7R V rated to VBAT P VBB CP2 VREF 10 k L VREG Charge Pump +5 Vref 0.1 uF X7R 10 V CP1 L CREG ILIM P P Charge Pump BOOT ~FAULT Protection VREG Undervoltage Overtemperature UVLOBOOT Bootstrap UVLO CBOOT L VREF DT RDEAD Turn-On Delay IN1 P Control Logic L RGATE GH High Side Driver S VREG L IN2 RGATE GL Low Side Driver PGND L P RESET LGND L L P Control Logic Table IN1 IN2 X X 0 0 0 1 1 1 DT Pin RESET GH GL

plated leadframes (suffix -T). Approximate Scale 1:1 Typical Application VBAT BOOT VBB ~FAULT ECU IN1 IN2 RESET DT 29319.150h GH A3946 S GL CP1 CP2 VREF VREG LGND PGND M A3946 Half-Bridge Power MOSFET Controller Selection Guide Part Number Packing Package A3946KLBTR-T* 1000 pieces/reel 16-pin SOIC with internally fused leads A3946KLPTR-T 4000 pieces/reel 16-pin TSSOP with exposed thermal pad *Variant is in production but has been determined to be LAST TIME BUY. This classification indicates that the variant is obsolete and notice has been given. Sale of the variant is currently restricted to existing customer applications. The variant should not be purchased for new design applications because of obsolescence in the near future. Samples are no longer available. Status date change May 3, 2010. Deadline for receipt of LAST TIME BUY orders is October 29, 2010. Absolute Maximum Ratings Rating Units Load Supply Voltage Characteristic VBB 60 V Logic Inputs Voltage VIN -0.3 to 6.5 V Pin S Voltage VS -4

in plated leadframes (suffix -T). Approximate Scale 1:1 Typical Application VBAT BOOT VBB ~FAULT ECU IN1 IN2 RESET DT 29319.150g GH A3946 S GL CP1 CP2 VREF VREG LGND PGND M A3946 Half-Bridge Power MOSFET Controller Selection Guide Part Number A3946KLBTR 1 A3946KLBTR-T2 A3946KLPTR1 A3946KLPTR-T Pb-free - Yes - Yes Packing Package 1000 pieces/reel 16-pin SOIC with internally fused leads 4000 pieces/reel 16-pin TSSOP with exposed thermal pad Variant is in production but has been determined to be NOT FOR NEW DESIGN. This classification indicates that sale of the variant is currently restricted to existing customer applications. The variant should not be purchased for new design applications because obsolescence in the near future is probable. Samples are no longer available. Status change: May 4, 2009. 1 Variant is in production but has been determined to be LAST TIME BUY. This classification indicates that the variant is obsolete and notice has been given. Sale of the variant is currently restricted