max889. ! Analog Devices Inc.Maxim Integrated MAX889TESA+ โ IC -2.5V 1 200mA 8Order , ships MAX889SESA+ โ Charge Pump Switching Regulator IC Negative Adjustable -2.5V 1 Output 200mA 8-SOIC (0.154, 3.90mm Width) from Analog Devices