LM5068MM-1 National Semiconductor, LM5068MM-1 Datasheet - Page 18

• Manufacturer Part Number: LM5068MM-1
• Description: HOT SWAP CONTROLLER 48V, SMD, 5068
• Manufacturer: National Semiconductor

Specifications of LM5068MM-1

• Applications: Central Office Switching, Electronic Circuit Breaker
• Input Voltage: -90V
• Internal Switch: Yes
• Supply Voltage Range: -10V To -90V
• Digital Ic Case Style: MSOP
• No. Of Pins: 8
• Operating: RoHS Compliant

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Timing Diagrams
The above timing waveform shows the circuit breaker cur-
rent limit fault behavior. The timer capacitor is charged with
240µA when the SENSE pin exceeds V
drops below V
CB
before the TIMER reaches V
(Continued)
FIGURE 8. Circuit Breaker Current Limit Fault
CB
. If the SENSE pin
THVT
, the timer
18
capacitor will be discharged with 6µA. In the above figure
when TIMER exceeds V
ately to disconnect power to the load.
20078628
THVT
, GATE is pulled low immedi-