Datasheet ADT7461 (ON Semiconductor) - 5

ADT7461 TYPICAL PERFORMANCE CHARACTERISTICS
60 0 40 −0.1 °C) D+ To GND °C) −0.2 20 −0.3 0 −0.4 TURE ERROR ( −20 TURE ERROR ( D+ To V −0.5 CC −40 −0.6 TEMPERA −60 TEMPERA −0.7 −80 −0.8 0 20 40 60 80 100 −3 −10 10 30 50 70 90 110 130 150 LEAKAGE RESISTANCE (MW) TEMPERATURE (°C)
Figure 3. Temperature Error vs. Leakage Resistance Figure 4. Temperature Error vs. Actual Temperature Using 2N3906
4 20
40mV NO FILTER
250 mV EXTERNAL
60mV NO FILTER 40mV WITH FILTER
15 °C) 3
60mV WITH FILTER
°C) 10 2 100 mV INTERNAL 5 1 TURE ERROR ( TURE ERROR ( 0 −0 −5 100 mV EXTERNAL 250 mV INTERNAL TEMPERA −1 TEMPERA −10 −2 −15 0 100 200 300 400 500 600 0 20 40 FREQUENCY (MHz) FREQUENCY (MHz)
Figure 5. Temperature Error vs. Differential Mode Figure 6. Temperature Error vs. Power Supply Noise Frequency (With and Without R-C-R Filter Noise Frequency of 100 W - 2.2 nF - 100 W)
0 180 160 −10 100 mV °C) °C) 140 NO FILTER −20 120 −30 100 80 TURE ERROR ( −40 TURE ERROR ( 60 −50 40 20 TEMPERA −60 TEMPERA 0 100 mV WITH FILTER −70 −20 0 5 10 15 20 25 0 100 200 300 400 500 600 CAPACITANCE (nF) FREQUENCY (MHz)
Figure 7. Temperature Error vs. Capacitance Figure 8. Temperature Error vs. 100 mV Between D+ and D− Differential Mode Noise Frequency (With and Without R-C-R Filter of 100 W - 2.2 nF - 100 W) http://onsemi.com 5