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AIC1639-50CX Datasheet(PDF) 3 Page - Analog Intergrations Corporation |
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AIC1639-50CX Datasheet(HTML) 3 Page - Analog Intergrations Corporation |
3 / 11 page AIC1639 3-PIN ONE-CELL STEP-UP DC/DC CONVERTER SPEC NO: DS-1639-00 05/26/00 ANALOG INTEGRATIONS CORPORATION www.analog.com.tw 4F, 9 Industry E. 9th Road, Science-based Industrial Park , Hsinchu, Taiwan, R.O.C. TEL: (8863)577-2500 FAX:(8863)577-2510 3 n ELECTRICAL CHARACTERISTICS (AIC1639 Ta=25°C, IO=10mA, Unless otherwise specified) PARAMETER TEST CONDITIONS SYMBOL MIN. TYP. MAX. UNIT Output Voltage VIN=1.8V VIN=1.8V VIN=2.0V VIN=3.0V VOUT 2.633 2.925 3.218 4.875 2.700 3.000 3.300 5.000 2.767 3.075 3.382 5.125 V Input Voltage VIN 8 V Start-Up Voltage IOUT=1mA, VIN:0→2V VSTART 0.8 0.9 V Hold-on Voltage IOUT=1mA, VIN:2→0V VHOLD 0.6 V No-Load Input Current IOUT=0mA IIN 18 µA Supply Current 1 EXT at no load, VIN=VOUT x 0.5 Measurement of the IC input cur- rent IDD1 45 50 60 80 µA Supply Current 2 EXT at no load, VIN=VOUT + 0.5 Measurement of the IC input cur- rent IDD2 7 µA EXT “H” On-Resistance VEXT=VOUT – 0.4V REXTH 300 200 185 130 Ω EXT “L” On-Resistance VEXT= 0.4V REXTL 110 80 70 60 Ω Oscillator Duty Cycle VIN=VOUT x 0.95 Measurement of the IC input cur- rent DUTY 65 75 85 % Max. Oscillator Freq. VIN=VOUT x 0.95 Measurement of the IC input cur- rent FOSC 80 105 130 KHz Efficiency η 80 % |
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