LX8630-33CP

LX8630-33CP Datasheet


LX8630-xx

Part Datasheet
LX8630-33CP LX8630-33CP LX8630-33CP (pdf)
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A MICROSEMI COMPANY

LX8630-xx
3A BiCMOS Very Low Dropout Regulators

PRODUCTION DATA SHEET

W .Microsemi .COM

NOT RECOOBMSMOENLDEETDEFOPRRNOEDWUDECSTIGNS

The LX8630 family are positive very
low dropout regulators. They are device will enter shutdown mode when the
designed to provide a power supply for SHDN pin is pulled low.
very low headroom applications, such as Thermal and Short-Circuit Current
3.3V 2.5V.

Limiting the LX8630 limits the current

BiCMOS technology allows an when the output is shorted, protecting the
effective series pass element resistance, sensitive load circuits. The device will

RDS ON of
also turn off if the junction temperature
dropout voltage of 450mV at 3A.
exceeds 150°

Low Quiescent Current and Logic- Available in Popular TO-220 and

Controlled Shutdown help conserve TO-263 Power Packages adjustable
battery life and increase system efficiency. versions have five leads, and fixed output

Typical quiescent current is under voltage devices are supplied in three lead
irrespective of load current, while the
packages.

IMPORTANT For the most current data, consult MICROSEMI’s website:

LX8630-xx Sim plified Block Diagram

Current

Lim it

Reference

Current

Charge Pum p

Dropout Voltage Typically 450mV at 3A and 50mV at 10mA

Low Quiescent Current, Typically Under 400µA, irrespective of Load

Shutdown Current 10µA Adjustable Output Version in
3.3V & 2.5V Supplies for Memory, Microprocessors, Clock Circuits, Etc.

Portable Equipment

ADJ*

SHDN*
1.25V
+ RB -

V IN /2
More datasheets: 13055 | 13110 | 13003 | 13054 | 13052 | 13001 | 13104 | 13106 | 13102 | DEMN-9S-N-A197


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Datasheet ID: LX8630-33CP 649036