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IP1531

TRIPLE OUTPUT VOLTAGE LDO REGULATOR

APPLICATION SUMMARY

- ON / OFF

When you want to control output of the IP1531, use pin #2 as follows

As shown in figure

Pin#2 is positive input of the comparator,

and the other Input is threshold voltage.

If the voltage of the pin#2 rises above threshold voltage,

then TR Q1 will be saturated and the main bias current

will be shut down.

Pin#2

Vth

Main

bias

Q1