Datasheet Summary
LT4220 Dual Supply Hot Swap Controller
Features s s s s s
DESCRIPTIO s s s s
Hot SwapTM Controller for Positive and Negative Supplies Supply Tracking Mode ±2.7V to ±16.5V Operation Analog Current Limit with Foldback Allows Safe Board Insertion and Removal from a Live Backplane Open-Collector Power Good parators Automatic Retry or Latchoff After a Current Fault Dual Undervoltage Lockout parator Inputs Current Fault Indication
The LT®4220 16-pin dual voltage Hot Swap controller allows a board to be safely inserted and removed from a live backplane. The device operates with any bination of 2.7V to 16.5V and
- 2.7V to
- 16.5V supplies. Using two external N-channel pass transistors,...