Automotive 12 V Power Net Logic Supply CP1 CP2 Microcontroller or ECU VCP VBB REF OAP STEP OAM DIR A4992 Stepper Motor MS RESETn DIAG VREG OBP OBM SENSA SENSB AGND A4992-DS PGND A4992 Automotive Stepper Driver Selection Guide Part Number Packing* Package A4992KLPTR-T 4000 pieces per 13-in. reel 4.4 mm x 6.5 mm, 1.2 mm nominal height 20-pin TSSOP with exposed thermal pad Absolute Maximum Ratings with respect to PGND Characteristic Load Supply Voltage Symbol Notes VBB Pin CP1 Pin CP2, VCP Pins STEP, DIR, MS Pin VREG Pin RESETn Can be pulled to VBB with 38 k Pin DIAG Pin REF Pins OAP, OAM, OBP, OBM Pin SENSA, SENSB Pin AGND Ambient Operating Temperature Range TA Maximum Continuous Junction Temperature TJ(max) Transient Junction Temperature TtJ Storage Temperature Range Tstg Limited by power dissipation Overtemperature event not exceeding 10 s, lifetime duration not exceeding 10 hours, ensured by design and characterization. Rating Unit -0.3 to 50 V -0.3 to VBB V -0.3 to VBB + 8 V -0.3 to 6 V -0.3 t

ive 12 V Power Net Logic Supply CP1 CP2 Microcontroller or ECU VCP VBB REF OAP STEP OAM DIR A4992 Stepper Motor MS RESETn DIAG VREG OBP OBM SENSA SENSB AGND A4992-DS, Rev. 1 PGND A4992 Automotive Stepper Driver Selection Guide Part Number Packing* Package A4992KLPTR-T 4000 pieces per 13-in. reel 4.4 mm x 6.5 mm, 1.2 mm nominal height 20-pin TSSOP with exposed thermal pad Absolute Maximum Ratings with respect to PGND Characteristic Load Supply Voltage Symbol Notes VBB Pin CP1 Pin CP2, VCP Pins STEP, DIR, MS Pin VREG Pin RESETn Can be pulled to VBB with 38 k Pin DIAG Pin REF Pins OAP, OAM, OBP, OBM Pin SENSA, SENSB Pin AGND Ambient Operating Temperature Range TA Maximum Continuous Junction Temperature TJ(max) Transient Junction Temperature TtJ Storage Temperature Range Tstg Limited by power dissipation Rating Unit -0.3 to 50 V -0.3 to VBB V -0.3 to VBB + 8 V -0.3 to 6 V -0.3 to 8.5 V -0.3 to 6 V -0.3 to 6 V -0.3 to 6 V -0.3 to VBB V -0.3 to 1 V -0.1 to 0.1 V -40 to 150 C 150 C 175 C -55 to 150 C Ov