TA8400P

TA8400P TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA8400P DUAL BRIDGE DRIVER The TA8400P is Dual Bridge Driver designed especially for VCR cassette and tape loading motor drives. FEATURES l 4 modes available (CW / CCW / STOP / BRAKE) l Output current up to 0.4 A (AVE.) and 1.0 A (PEAK) l Wide range of operating voltage: VCC (opr.) = 4.5~18 V VS (opr.) = 0~22 V Vref (opr.) = 0~22 V l Built−in thermal shutdown, over current protector and punch−through current restriction circuit. l Hysteresis for all inputs. Weight: 1.11 g (Typ.) 1 2001-06-13 BLOCK DIAGRAM TA8400P PIN FUNCTION PIN No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SYMBOL Vref A IN 1 IN 2 GND GND IN 3 VCC Vref B VS OUT B OUT C GND GND NC OUT A VS FUNCTIONAL DESCRIPTION Supply voltage terminal for control circuit Logic input terminal Logic input terminal GND terminal GND terminal Logic input terminal Supply voltage terminal for logic Supply voltage terminal for control circuit Supply voltage terminal for motor driver Output terminal Output terminal GND terminal GND terminal Non connection Output terminal Supply voltage terminal for motor driver 2 2001-06-13 FUNCTION INPUT IN 1 IN 2 IN 3 OUT C 0 0 1/0 ∞ 1 0 0H 101L 0 1 0H 011L 1 1 1/0 L ∞: High impedance Note: Inputs are all low active type. OUTPUT OUT A ∞ L H ∞ ∞ L OUT B ∞ ∞ ∞ L H L TA8400P MODE MA MB STOP STOP CW / CCW STOP CCW / CW STOP STOP CW / CCW STOP CCW / CW BRAKE BRAKE MAXIMUM RATINGS (Ta = 25°C) CHARACTERISTIC Su...