LM5068MM-3/NOPB National Semiconductor, LM5068MM-3/NOPB Datasheet - Page 19

• Manufacturer Part Number: LM5068MM-3/NOPB
• Description: IC CONTROLLER HOTSWAP -48V 8MSOP
• Manufacturer: National Semiconductor
• Type: Hot-Swap Controllerr

Specifications of LM5068MM-3/NOPB

• Applications: General Purpose
• Internal Switch(s): No
• Voltage - Supply: -10 V ~ -90 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• For Use With: LM5068EVAL - EVALUATION BOARD FOR LM5068
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM5068MM-3; LM5068MM-3TR

Timing Diagrams
The above diagram shows analog current limit behavior
when the SENSE pin voltage exceeds V
time, which activates the Analog Current Limit but never
reaches the fault timer threshold. At that time the GATE is
regulated by the analog current limit amplifier loop. When the
(Continued)
AC
FIGURE 9. Analog Current Limit Fault
for a period of
19
SENSE voltage falls below V
with a 60µA current source. A compensation circuit consist-
ing of a resistor and a capacitor in series, connected be-
tween GATE and V
EE
stabilizes the current limit loop.
20078629
AC
, GATE is allowed to charge
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