NJU7381

NJU7381 www.DataSheet4U.com DUAL H BRIDGE DRIVER WITH COMPARATOR s GENERAL DESCRIPTION s Package Outline The NJU7381 is a dual H-bridge driver IC especially developed for low voltage small stepper motor applications. A pair of high efficiency CMOS H-bridge drivers, a built-in end-detection comparator and the advanced 2.5mm-square FFP package make it suitable for miniature micro stepping applications. NJU7381PC1 s FEATURES Operating Voltage 2.0V to 5.5V CMOS dual H-bridge drivers for stepper motor driving Motor Output Current 200mA(continuous), 400mA(peak) Built-in end-detection comparator Schmitt trigger logic input Thermal shutdown circuit Package Outline FFP16 (2.5×2.5×h0.85mm) -1- NJU7381 www.DataSheet4U.com s BLOCK DIAGRAM -2- NJU7381 www.DataSheet4U.com s PIN CONFIGURATIONS 12 11 10 13 14 15 16 1 2 3 4 9 8 7 6 5 8 7 6 5 4 3 2 1 9 10 11 12 13 14 15 16 1. 2. 3. 4. 5. 6. 7. 8. INA2 VDD INB2 INB1 OUTB2 GND OUTB1 COMP - 9. 10. 11 12. 13. 14. 15. 16. COMP + VDD NC COMP OUT OUTA1 GND OUTA2 INA1 TOP VIEW BOTTOM VIEW FFP-1 6 (Note) All VDD and GND pins should be connected the power supply and the ground respectively. Otherwise, the electrical characteristic may not satisfy specifications. s ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Logic Input Voltage Motor Output Current (Peak) Comparator Output Current Comparator Output Voltage Operating Temperature Storage Temperature Power Dissipation RATINGS +7.0 -0.3~VDD+0.3 400 10 +7.0 -40~+85 -50~+150 300 S...