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LX1882 Datasheet(PDF) 5 Page - Microsemi Corporation |
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LX1882 Datasheet(HTML) 5 Page - Microsemi Corporation |
5 / 13 page Microsemi Integrated Products Division 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 Page 5 Copyright © 2000 Rev. 1.0e, 2005-03-03 LX1882 Charge Pump Doubler with Linear Regulator PRODUCTION DATA SHEET I N T E GRA T ED PR ODUC T S ELECTRI CAL CHA RACTERI S TI CS Unless otherwise specified, the following specifications apply over the operating ambient temperature 0°C ≤ TA ≤ 70°C except where otherwise noted. Test conditions: SHDN =VIN=3V, C1=0.22µF, C2 = C3 = C4 = 4.7µF LX1882-xx Parameter Symbol Test Conditions Min Typ Max Units Operating Voltage VIN LX1882-00 LX1882-33 1.8 2.0 4.4 4.4 V IVIN Shutdown Current SHDN =0V 1 5 µA IVIN Operating Current IOUT=0mA, Burst Mode Operation 250 400 µA FB Input Current FB=1.175V -50 50 nA FB Voltage VFB LX1882-00 only; IOUT=1mA 1.15 1.175 1.20 V Regulated Output Voltage VOUT LX1882-33; IOUT=1mA 3.23 3.30 3.37 V VOUT Temperature Coefficient TA=25ºC ±150 ppm Charge Pump Oscillator Frequency FOSC IOUT > 200µA, VIN=1.8V to 4.4V 480 550 620 kHz VIN=1.8V, IOUT=10mA 22 30 Ω VIN=3V, IOUT=10mA 16 20 Ω CPO (Charge Pump Output) Output Resistance RCPO VIN=4.4V, IOUT=10ma 10 20 Ω VOUT Dropout Voltage (Note 1) ∆V LX1882-00; IOUT=10ma, VOUT=2.7V LX1882-33; IOUT=10ma, VOUT=3.3V 100 75 160 120 mV VOUT Enable Time IOUT=10mA, TA=25ºC 350 µS VOUT Line Regulation ∆VOUT(VIN ) VIN=3V to 4V, IOUT=0mA 17 30 mV IOUT=1mA to 10mA 3 10 mV VOUT Load Regulation ∆VOUT(IOU T) IOUT=1ma to 50mA 40 mV SHDN =0V, Resistance Measured to GND, VIN=1.8V 120 350 Ω VOUT Shutdown Resistance SHDN =0V, Resistance Measured to GND, VIN=4.4V 50 150 Ω SHDN Input Threshold VIN=1.8V to 4.4V 0.4 1 1.6 V SHDN =VIN -1 1 µA SHDN Input Current SHDN =0V -1 1 µA Note 1: Dropout voltage is defined as the minimum input to output differential required to maintain regulation. |
Similar Part No. - LX1882_05 |
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Similar Description - LX1882_05 |
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