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Home > Applications > Patient Monitor Application  > Buttons / Keypad Protection

Patient Monitor Application

System View | Block Diagram
Protection Area  
  1. Electrode Protection
  2. Battery Protection
  3. Battery Connection Protection
  4. Button/Keypad Protection
  5. AC Power Port Protection
  6. LCD Monitor Controller Protection
  7. USB Port Protection
Patient Monitor

Buttons / Keyboard Protection

Problem: Electrostatic Discharge (ESD)

An electrostatic discharge (ESD) event caused when the user presses the equipment buttons can cause damage to the internal circuitry of the device.

 

Solution: PESD devices

Extremely low capacitance ESD protection devices, such as Raychem PESD devices, help shunt ESD away from sensitive circuitry in electronic devices without inducing signal distortion.

 

Read more about the Raychem ESD protection device: PESD


Applicable Product(s): PESD0402, PESD0603.
Download PESD Datasheet - (pdf 318 KB)

 

Circuit Diagram / Schematic

 

Application Notes:

ESD Protection for USB Ports - (pdf 411KB)
ESD Protection for HDMI Ports - (pdf 326KB)

Related Technical Information:
ESD Technology Fundamentals

 

Competitor Cross-reference

Cross-reference competitor products

AC Power LineUSB 2.0 PortLCD Monitor Controller Buttons Battery ConnectionBatteryElectrodesElectrodes ButtonsLCD Monitor Controller USB 2.0 Port AC Power LineBattery Battery Connection