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In-Car Navigation System

System View | Block Diagram
Protection Area Illustration (click to open larger image in new window)
  1. Antenna
  2. Backlight Heater
  3. Battery
  4. Buttons
  5. CD / DVD Player
  6. Circuit Board
  7. Data Line Port
  8. Hard Disk Drive
  9. I/O Power Port
  10. Memory Card Slot
  11. Power-line
  12. RF Tuner
  13. USB 2.0 port


I/O Power Port I/O Port Circuit Board RF tuner Hard Disk Drive data line Data Line Antenna Antenna Hard Disk Drive Memory Card Slot Memory Card Slot Backlight Heater USB USB Power Line Battery Battery Buttons/Keyboard Buttons/Keyboard CD/DVD Player CD/DVD Player

Battery Protection

Problem: Overcurrent / Overtemperature

An overcurrent / overtemperature event may occur in a battery cell due to short circuit, abusive charging or charger failure.

 

Solution: PolySwitch axial-leaded device

PolySwitch axial-leaded devices help protect against overcurrent or overtemperature faults.

 

Read more about Raychem PolySwitch axial-leaded devices

Applicable Product Series: VLR, VLP, VTP, LTP, SRP, LR4.
Download Strap Datasheet - (pdf 304KB)
Agency Recognition: UL E74889, CSA 78165C, TÜV

 

Circuit Diagram / Schematic
 

Application Notes:

• Lithium Battery Pack Protection - (pdf 56KB)
• Rechargeable Battery Pack Protection - (pdf 73KB)

Related Technical Information:
• Fundamentals of PolySwitch Overcurrent and Overtemperature Devices In-Depth - (pdf 169KB)
• Selection Guide for PolySwitch Devices and Technology Summary - (pdf 1,550KB)
 

Competitor Cross-reference

Cross-reference competitor products

Block Diagram