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LK115XX30 Fiches technique(PDF) 1 Page - STMicroelectronics

No de pièce LK115XX30
Description  Very low drop with inhibit voltage regulators
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LK115XX30 Fiches technique(HTML) 1 Page - STMicroelectronics

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July 2008
Rev 4
1/14
14
LK115XX30
LK115XX33 - LK115XX50
Very low drop with inhibit voltage regulators
Features
Very low dropout voltage (0.2 V typ.)
Very low quiescent current
(Typ. 0.01 µA in off mode, 280 µA in on mode)
Output current up to 100 mA
Two logic-controlled electronic shutdowns
Output voltages of 3.0; 3.3; 5.0 V
Internal current and thermal limit
Only 2.2 µF for stability
VOUT tolerance ± 3 % at 25 °C
Supply voltage rejection: 80 dB (typ)
Temperature range: -40 °C to 125 °C
Description
The LK115XX series are very low drop regulators
available in SO-8 package and in a wide range of
output voltages.
The very low drop voltage (0.2 V) and the very low
quiescent current (0.01 µA in OFF MODE, 280 µA
in ON MODE) make them particularly suitable for
low noise, low power applications and specially in
battery powered systems.
Both active HIGH and active LOW shutdown logic
control are available (pin 2 and 3). This means
that when the device is used as a local regulator,
it is possible to put a part of the board in standby,
decreasing the total power consumption.
It requires only a 2.2 µF capacitor for stability
allowing space and cost saving.
SO-8
Table 1.
Device summary
Order codes
Output voltages
LK115D30-TR
3 V
LK115D33-TR
3.3 V
LK115D50-TR
5 V
www.st.com


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