LM9070M National Semiconductor, LM9070M Datasheet - Page 6

• Manufacturer Part Number: LM9070M
• Description: Low-Dropout System Voltage Regulator with Keep-Alive ON/OFF Control
• Manufacturer: National Semiconductor

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Typical Performance Characteristics
Output Capacitor ESR
ON/OFF, Keep-Alive and Safety Latch-Off Control Diagrams
Note: If Keep-Alive is provided by a microprocessor powered by the output voltage of the LM9070, the logic “1” voltage level will track V
(Keep-Alive input must be high to turn OFF output)
OFF.
biased with Keep-Alive; Hold ouput ON with
Switch ON with ON/OFF input; Keep output
ON/OFF; Turn OFF with ON/OFF input.
(Temporary Keep-Alive Mode)
Simple ON/OFF control
DS012831-15
Maximum Power Dissipation
(TO-220 Package)
DS012831-18
DS012831-20
(T
(ON/OFF going high required to turn Output back ON)
6
output ON, Keep-Alive going high turns output OFF)
Safety Latch OFF of V
A
Keep-Alive Mode; Turn ON with ON/OFF control,
Turn OFF with Keep-Alive (Keep-Alive low keeps
= 25˚C unless indicated otherwise) (Continued)
Keep output biased with Keep-Alive input,
DS012831-16
OUT
Maximum Power Dissipation
(TO-263 and SO-20 Packages)
when in Keep-Alive Mode
OUT
as the regulator turns
DS012831-19
DS012831-21
DS012831-17