LB1838M

Ordering number : EN3949E LB1838M Monolithic Digital IC Low-Voltage, Low-Saturation Bidirectional Motor Driver http://onsemi.com Overview The LB1838M is a low-saturation two-channel bidirectional motor driver IC for use in low-voltage applications. The LB1838M is a bipolar stepper-motor driver IC that is ideal for use in printers, cameras and other portable devices. Functions Low voltage operation (2.5V min) Low saturation voltage (upper transistor + lower transistor residual voltage: 0.40V at 400mA) Built-in through-current prevention circuit Separate logic power supply and motor power supply Built-in spark killer diodes Built-in thermal shutdown circuit Compact package: MFP14S Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Symbol Conditions Maximum supply voltage Output applied voltage Input applied voltage Ground pin flow-out current Allowable power dissipation VCC max VS max VOUT VIN IGND Pd max Per channel Independent IC Mounted on a specified board * Operating temperature Topr Storage temperature Tstg * Specified board: 20mm × 30mm × 1.6mm, glass epoxy board. Ratings -0.3 to +10.5 -0.3 to +10.5 VS+VSF -0.3 to +10 1.0 550 800 -20 to +75 -40 to +125 Unit V V V V A mW mW °C °C Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions...