max889MAX889 Features o 200mA Output Current o Up to 2MHz Switching Frequency o Small Capacitors (1µF) o +2.7V to +5.5V Input Voltage Range o Adjustable Regulated NegativeHh PSRR, Low-Dropout, 150mA ar Regulators 2 Maxim Integrated MAX8891MAX8892 ABSOLUTE MAXIMUM RATINGS ELECTRICAL CHARACTERISTICS (VIN = VOUT + 0.5V,