Analog 4-Wire Resistive Touch Screen

The four sides of the touch screen are identified as X1, X2, Y1 & Y2 axis. There are conductive layers which are applied with voltage and when touched/resistance applied, drop In voltage is sensed by the controller.
070resistivetouchscreen-

General Specifications

Type

Analog 4 Wire Resistive

Input Method

Stylus or Finger

Glass Thickness

1.1 ~ 5.0 mm

Environmental Specifications

 

Operating Temperature

-30o to +70o C

Storage Temperature

-40o to +80o C

Operating Humidity

20% to 85% RH (Non Condensing)

Storage Humidity

10% to 90% RH (Non Condensing)

Optical Specifications

 

Transparency

≥ 80% (± 3%)

Haze

< 3%

Electrical Specifications

 

Max. Voltage

5V DC

Max. Current

35mA

Look Resistance

X:20~500Ω, Y:20~500Ω

Linearity

X ≤ 1.5%, Y ≤ 1.5%

Chattering

≤ 15ms

Insulation

≥ 20MΩ/25V(DC)

Mechanical Specifications

 

Operating Force

10-80 g

Durability

3,000,000 touch at a single point

Hardness

3H ~ 7H

Capacitance

< 5 nF