The TM1621D (TA1901-A) is a Liquid Crystal Display (LCD) Driver ROHS manufactured by Titan Micro. It features a QSOP-24 package and is designed to help motor controllers, battery powered devices, and medical packages that provide robust driving capability for LCD display functions. The TM1621D integrates three DC-DC converters with an LCD backlight to provide the output power of up to 10V. This Driver also features an I2C compatible interface allowing for dynamic LCD voltage control, support of up to 0.3V variable input voltage range, and up to 5 inch LCD displays. It comes with 256 steps of brightness control and a typical operating current of 25mA.