MAX15090B/MAX15090C 2.7V to 18V, 12A, Hot-Swap Solution with Current Report Output Data sheet
■The MAX15090B/MAX15090C ICs are integrated solutions for hot-swap applications requiring the safe insertion and removal of circuit line cards from a live backplane. The devices integrate a hot-swap controller, 6mΩ power MOSFET, and an electronic circuit-breaker protection in a single package.The devices integrate an accurate current-sense circuitry and provide 220μA/A of proportional output current. The devices are designed for protection of 2.7V to 18V supply voltages.
These devices implement a foldback current limit during startup to control inrush current lowering di/dt and keep the MOSFET operating under safe operating area (SOA) conditions. After the startup cycle is complete, on-chip comparators provide VariableSpeed/BiLevel™ protection against short-circuit and overcurrent faults, and immunity against system noise and load transients. The load is disconnected in the event of a fault condition. The devices are factory calibrated to deliver accurate overcurrentprotection with ±10% accuracy. During a fault condition, the MAX15090B latches off, while the MAX15090C enters autoretry mode.The devices feature an IN-to-OUT short-circuit detection before startup.
The devices provide a power-MOSFET GATE pin to program the slew rate during startup by adding an external capacitor. The devices have overvolt-age/undervoltage input pins that can detect an overvolt-age/undervoltage fault and disconnect the IN from the OUT. Additional features include internal overtemperature protection, power-good output, and fault-indicator output.
The MAX15090B/MAX15090C ICs are available in a 28-bump, 2.07mm x 3.53mm, power wafer-level package (WLP) and are rated over the -40°C to +85°C extended temperature range.
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[ RAID Systems ][ Storage Bridge Bay ][ Disk Drive Power ][ Server I/O Cards ][ Industrial ] |
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Datasheet |
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Please see the document for details |
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WLP |
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English Chinese Chinese and English Japanese |
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5/20 |
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Rev 2 |
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19-7643 |
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1.2 MB |
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