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LT4254 Positive High Voltage Hot Swap Controller with Open-Circuit Detect FEATURES s s s s s s DESCRIPTIO s s s Allows Safe Board Insertion and Removal from a Live Backplane Controls Supply Voltage from 10.8V to 36V Foldback Current Limiting Open Circuit and Overcurrent Fault Detect Drives an External N-Channel MOSFET Automatic Retry or Latched Off Opera.
s s s s s s DESCRIPTIO s s s Allows Safe Board Insertion and Removal from a Live Backplane Controls Supply Voltage from 10.8V to 36V Foldback Current Limiting Open Circuit and Overcurrent Fault Detect Drives an External N-Channel MOSFET Automatic Retry or Latched Off Operation After Overcurrent Fault Programmable Supply Voltage Power-Up Rate Undervoltage and Overvoltage Protection Open MOSFET Detection The LT®4254 is a high voltage Hot Swap controller that allows a board to be safely inserted and removed from a live backplane. An internal driver controls the high side N-channel MOSFET gate.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | LT4250H |
Linear Technology |
Negative 48V Hot Swap Controller |
|
| 2 | LT4250L |
Linear Technology |
Negative 48V Hot Swap Controller |
|
| 3 | LT4256-1 |
Linear Technology |
(LT4256-1/-2) Positive High Voltage Hot Swap Controllers |
|
| 4 | LT4256-2 |
Linear Technology |
(LT4256-1/-2) Positive High Voltage Hot Swap Controllers |
|
| 5 | LT4256-3 |
Linear Technology |
Positive High Voltage Hot Swap Controller |
|
| 6 | LT421 |
LED Technology |
LED |
|
| 7 | LT4220 |
Linear Technology |
Dual Supply Hot Swap Controller |
|
| 8 | LT423 |
LED Technology |
LED |
|
| 9 | LT424 |
LED Technology |
LED |
|
| 10 | LT4275 |
Linear |
PD Controller |
|
| 11 | LT4276 |
Linear |
LTPoE++/PoE+/PoE PD Forward/Flyback Controller |
|
| 12 | LT4294 |
Linear Technology |
IEEE 802.3bt PD Interface Controller |
|