MAX1721EUT

The MAX1721EUT monolithic,CMOS charge-pump inverters accept input voltages ranging from +1.5V to +5.5V. The MAX1721EUT operates at 125kHz.High efficiency, small external components, and logiccontrolled shutdown make these devices ideal for both battery-powered and board-level voltage conversion applications.

Features of the MAX1721EUT are:(1)1na logic-controlled shutdown;(2)6-pin sot23 package;(3)99.9% voltage conversion efficiency;(4)+1.5v to +5.5v input voltage range;(5)25ma output current;(6)requires only two 1f capacitors.Applications of the MAX1721EUT are:(1)local negative supply from a positive supply;(2)small LCD panels;(3)GaAs PA bias supply;(4)handy-terminals, PDAs;(5)battery-oOperated equipment.

The absolute maximum ratings of the MAX1721EUT can be summarized as:(1):the parameter is IN to GND,the rating is -0.3 to +6,the unit is V;(2):the parameter is OUT to GND,the rating is -6 to +0.3,the unit is V;(3):the parameter is C1+, SHDN, SHDN to GND,the rating is -0.3 to (VIN + 0.3),the unit is V;(4):the parameter is C1- to GND,the rating is (VOUT - 0.3) to +0.3,the unit is V;(5):the parameter is OUT output current,the rating is 100,the unit is mA;(6):the parameter is OUT short circuit to GND,the rating is indefinite;(7):the parameter is continuous power dissipation (TA = +70) 6-pin SOT23 (derate 8.7mW/ above +70),the rating is 696,the unit is mW;(8):the parameter is operating temperature range,the rating is -40 to +85,the unit is ;(9):the parameter is junction temperature,the rating is +150,the unit is ;(10):the parameter is storage temperature range,the rating is -65 to +150,the unit is ;(11):the parameter is lead temperature (soldering,10sec),the rating is +300,the unit is .