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8980 SUPERSERVO™ SPINDLE & VOICE-COIL ACTUATION MANAGER/DRIVER 8980 TM The A8980CJT provides complete drive, management, and control of the voice-coil and spindle motor power actuation subsystems used in hard disk drives. Extensive programmable control features and system diagnostics are provided
8958 LOGIC SUPPLY INHIBIT UV1 UV2 LIMIT GROUND AB GROUND AB PARK VOLTAGE SENSE IN– IN A+ IN A– OUT A 1 2 3 4 5 6 7 8 9 9 B 10 11 12 1.5 V + V CC VOICE COIL MOTOR DRIVER 24 23 22 21 20 19 18 17 SENSE OUT PARK DRIVE PARK GROUND PWR OK GROUNDAB GROUNDAB SENSE IN+ IN B+ IN B– LOAD SUPPLY OUT B P
2SA893, 2SA893A Silicon PNP Epitaxial Application • Low frequency high voltage amplifier • Complementary pair with 2SC1890/A Outline TO-92 (1) 3 2 1 1. Emitter 2. Collector 3. Base 2SA893, 2SA893A Absolute Maximum Ratings (Ta = 25°C) Item Collector to base voltage Collector to emitter vol
8936 INTERIM DATA SHEET March 16, 1993 VOICE COIL MOTOR DRIVER (Subject to change without notice) 8936 VOICE COIL MOTOR DRIVER Data Sheet 26300.6 A8936CLW RET REF V FLT V BEMF GROUND UV SET 1 2 3 4 5 28 R S WINDOW COMP. Q 27 26 25 24 23 RET SET V SENS VEL FLT V SENS FB SGND N OUTP PROTECT CIRCU
8936 INTERIM DATA SHEET March 16, 1993 VOICE COIL MOTOR DRIVER (Subject to change without notice) 8936 VOICE COIL MOTOR DRIVER Data Sheet 26300.6 A8936CLW RET REF V FLT V BEMF GROUND UV SET 1 2 3 4 5 28 R S WINDOW COMP. Q 27 26 25 24 23 RET SET V SENS VEL FLT V SENS FB SGND N OUTP PROTECT CIRCU
8925 3-PHASE BRUSHLESS DC MOTOR CONTROLLER/DRIVER WITH LINEAR CURRENT CONTROL AND POWER DMOS OUTPUTS 8925 Data Sheet 26301.30 3-PHASE BRUSHLESS DC MOTOR CONTROLLER/DRIVER WITH LINEAR CURRENT CONTROL AND POWER DMOS OUTPUTS LOGIC GROUND LOGIC SUPPLY POWER GROUND 7 8 9 39 38 37 36 35 34 33 32 31
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