TA8435HQ - Toshiba

TA8435HQ PWM Chopper Type Bipolar Stepping Motor Driver

MO NC VCC NC VMB φB PG−B NFB φB φA NFA PG−A φA VMA NC 4 2005-08-04 TA8435H/HQ OUTPUT CIRCUIT INPUT CIRCUIT z CK1, CK2, CW / CCW, M1, M2, REF IN: Terminals z RESET , ENABLE : Terminals z OSC: Terminal Equipped with 100 kΩ of pull-up resistance. 5 2005-08-04 TA8435H/HQ OSCILLATOR FREQUENCY CALCULATION The sawtooth oscillator (OSC) circuit consists of .

Features

z Single-chip bipolar sinusoidal micro-step stepping motor driver z Output current up to 1.5 A (AVE.) and 2.5 A (PEAK) z PWM chopper-type z Structured by high voltage Bi-CMOS process technology z Forward and reverse rotation are available z 2-, 1-2-, W1-2-, and 2W1-2-phase modes, and one- or two-clock drives can be selected. z Package: HZIP25-P z Input pull-up resistor equipped with RESET pin: R = 100 kΩ (typ.) z Output monitor available with MO IO ( MO ) = ±2 mA (MAX.) z Equipped with RESET and ENABLE pins. Weight: 9.86 g (typ.) w w w .D at aS he et 4U .c om 1 2005-08-04 www.Dat.