DC Brushless Motor Driver IC PT-308Fx Double Coil Motor Driver IC Overview This universal DC brushless motor driver IC is designed for various DC motor's applications. This driver IC can be used for double coil DC brushless motor. This driver IC accept the hall IC's output signal and drives the motor coil directly without any other extra transistors. Applications Package: SOT-26 Double coils DC brushless motor. 4V to 18V operation Features Motor lock protection and automatic restart Low power consumption and high driving efficiency PWM speed control RD output FG output H E SOP 8 L D PT-308F-A: Analogy PWM motor driver e PT-308F-B: Linear PWM motor predriver A A2 A1 C PT-308F-C: Analogy PWM motor driver, no pull-up diode L b PT-308F-D: Digital PWM motor driver SYMBOLS Input Devices Hall IC Specifications DIMENSIONS IN MILLIMETERS(mm) MIN NOM MAX A 1.47 1.60 1.73 A1 0.10 - 0.30 A2 - 1.45 - b 0.33 0.41 0.51 C 0.19 0.20 0.25 D 4.80 4.85 4.95 E 3.81 3.91 3.99 H 5.79 5.99 6.20 e - 1.27 - L 0.38 0.71 1.27 Absolute Maximum Ratings (Ta = 25 C) Symbol Parameter Maximum supply voltage V Conditions max DD Ratings Units 18 V mW Allowable power dissipation Pd 350* Operating temperature Ta -30 ~ +125 Storage temperature Ts -55 ~ +150 C Output Continuous current I 0ut Max. 400 mA Output Peak current I 0ut T< - 20us 650 mA O C O * On 50mm x 50mm x 1.6mm glass epoxy board PROLIFIC TECHNOLOGY INC. 7F, No.48, Sec.3, Nan Kang Rd., Nan Kang, Taipei, 115, Taiwan Ver.1.5 Date: Jun. 2002