Jul 31, 2005 #1 M Mac7978 Member level 2 Joined Oct 17, 2003 Messages 45 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 377 Dear all, As i know, varistor is used for EMI and ESD purpose. But, for a GSM handset, which part is needed to protect by it (RF, baseband, or keypad). And also, How should i choose between the varisotr and ESD diode for ESD purpose. Thx Best rgds
Dear all, As i know, varistor is used for EMI and ESD purpose. But, for a GSM handset, which part is needed to protect by it (RF, baseband, or keypad). And also, How should i choose between the varisotr and ESD diode for ESD purpose. Thx Best rgds
Jul 31, 2005 #2 leomecma Full Member level 5 Joined Jun 17, 2005 Messages 244 Helped 14 Reputation 28 Reaction score 1 Trophy points 1,298 Location Brasil Activity points 3,933 In RF you need a component with low capacitance (for low distorcion) and fast .... Look this site: **broken link removed**
In RF you need a component with low capacitance (for low distorcion) and fast .... Look this site: **broken link removed**