Advantech IDK-2121W, User Manual

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IDK-2121W User Manual 12
2.1 TFT LCD Power Consumption
Input power specifications are as follows:
Note1
Measurement condition: The duration of raising time of power input is 47us.
Table 2.1: Power specification
Symbol Parameter Min. Typ. Max. Unit Condition
VDD Logic/LCD Drive
Voltage 4.5 5.0 5.5 [Volt]

10%
IDD Input Current
- 0.7 0.8 [A] VDD= 5.0V,All white
pattern, At 60Hz
0.81 0.89 [A] VDD= 5.0V, All white
pattern At 75Hz
PDD VDD Power
- 3.5 4.4 [Watt] VDD= 5.0V,All white
pattern, At 60Hz
4.05 4.9 [Watt] VDD= 5.0V, All white
pattern At 75Hz
IRush Inrush Current - - 3 [A] Note 1
VDDrp Allowable Logic/
LCD Drive Ripple
Voltage - - 500 [mV] p-p VDD= 5.0V, All white
Pattern At 75Hz