- Manufacturer Part Number : LT4220CGN#PBF
- Manufacturer : AD
- Description : Dual Supply Hot Swap Controller IC
- Series : LT4220
- Reference Price : USD 2.8
- Our Price : We have a better price, contact us by email
- Product Type : Hot Swap Controllers
- Function : Low Voltage Hot Swap Controllers
- Current Suggest : Recommended for New Designs
- Status : Production
- ROHS Status : ROHS Compliant (Lead Free)
- Package Type : 16-Lead SSOP (Narrow 0.15 Inch)
- Pins : 16
- MFG Package Case : 05-08-1641 (GN16)
- Part Type : OTH
- Standard Packing Type : Tube
- Standard Packing Quantity : 100
- Working Temperature : 0 to 70C
- Other Part Number : LT4220CGN#PBF
- Shipping methods : DHL FEDEX UPS TNT
- Delivery Time : Ship within 1 day.
- Manufacturer Production time : 6-8 weeks (Normally have stocks)
- Weight : 0.001KG
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The LT4220 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 combination of 2.7V to 16.5V and –2.7V to –16.5V supplies. Using two external N-channel pass transistors, the board supply voltages can be ramped up at an adjustable rate. A selectable tracking mode allows dual supply tracking control for ramping the positive and negative supplies together.
The LT4220 features foldback current limit and latches off both gates if either supply remains in current limit longer than an adjustable time amount. The IC can be configured for automatic restart after a delay set by the same timer.
A power good signal indicates when the output voltages monitored by the two FB comparators are within tolerance, and the gate drive signals are at their full on voltage.
The LT4220 is available in a 16-lead narrow SSOP package.
Applications
- Live Board Insertion
- RAID Systems
- –5.2V ECL Supplies
- Industrial Controls
- Split Supply Systems
This product has been released to the market. The data sheet contains all final specifications and operating conditions. For new designs, ADI recommends utilization of these products.