Datasheet LTC1693 (Linear Technology) - 4

LTC1693
W U TYPICAL PERFOR A CE CHARACTERISTICS PHASE Threshold Voltage vs VCC Rise/Fall Time vs VCC Rise/Fall Time vs Temperature
6 24 20 T T A = 25°C A = 25°C VCC = 12V C 19 OUT = 1nF C 22 OUT = 1nF t 5 f RISE IN = 100kHz 18 fIN = 100kHz VPH(H) 20 17 4 t t RISE FALL 16 VPH(L) 18 3 tFALL 15 16 TIME (ns) TIME (ns) 14 2 14 13 12 PHASE THRESHOLD VOLTAGE (V) 1 12 11 0 10 10 5 6 7 8 9 10 11 12 5 6 7 8 9 10 11 12 –50 –25 0 25 50 75 100 125 VCC (V) VCC (V) TEMPERATURE (°C) 1693 G04 1693 G05 1693 G06
Rise/Fall Time vs COUT Propagation Delay vs V Propagation Delay vs Temperature CC
120 55 50 TA = 25°C TA = 25°C VCC = 12V VCC = 12V 50 COUT = 1nF COUT = 1nF 100 fIN = 100kHz fIN = 100kHz 45 fIN = 100kHz 45 tPLH 80 40 40 tPHL 35 tPLH 60 35 30 TIME (ns) TIME (ns) TIME (ns) tPHL 40 25 30 t 20 RISE 20 25 tFALL 15 0 10 20 1 10 100 1000 10000 5 6 7 8 9 10 11 12 – 50 – 25 0 25 50 75 100 125 COUT (pF) VCC (V) TEMPERATURE (°C) 1693 G07 1693 G08 1693 G09
Output Saturation Voltage Quiescent Current Propagation Delay vs C vs Temperature OUT vs VCC (Single Driver)
50 200 350 TA = 25°C VCC = 12V TA = 25°C VCC = 12V VIN = 0V fIN = 100kHz VOH (50mA) wrt VCC 300 150 µA) 40 VOL (50mA) 250 tPLH 100 TIME (ns) 200 30 tPHL 50 V QUIESCENT CURRENT ( OH (10mA) wrt VCC 150 OUTPUT SATURATION VOLTAGE (mV) VOL (10mA) 20 0 100 1 10 100 1000 10000 – 55 – 35 –15 5 25 45 65 85 105 125 5 6 7 8 9 10 11 12 C TEMPERATURE ( OUT (pF) °C) VCC (V) 1693 G10 1693 G11 1693 G12 4