鈻?/div>
Input voltage from 1.5 to 5.5 V
Ultra low dropout voltage (80 mV typ. at 100
mA load)
Very low quiescent current (18 碌A typ. at no
load, 35 碌A typ. at 150 mA load, 1 碌A max in off
mode)
Very low noise without bypass capacitor
(29 碌V
RMS
at V
OUT
= 0.8 V)
Output voltage tolerance: 鹵 2.0% @ 25 擄C
150 mA guaranteed output current
Wide range of output voltages available on
request: 0.8 V to 3.3 V with 100 mV step
Logic-controlled electronic shutdown
Compatible with ceramic capacitors
C
OUT
= 1 碌F
Internal current and thermal limit
Available in SOT666 and SOT23-5L packages
Temperature range: -40 擄C to 125 擄C
from 1.5 V to 5.5 V with a typical dropout voltage
of 80 mV. It is stable with ceramic capacitor. The
ultra-low drop voltage, low quiescent current and
low noise features make it suitable for low power
battery-powered applications. Power supply
rejection is 65 dB at low frequencies and starts to
roll off at 10 kHz. Enable logic control function
puts the LD39015XX in shut-down mode allowing
a total current consumption lower than 1 碌A. The
device also includes short-circuit constant current
limiting and thermal protection. Typical
applications are mobile phones, personal digital
assistants (PDAs), cordless phones or similar
battery-powered systems.
SOT666
SOT23-5L
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
Description
The LD39015XX series provides 150 mA
maximum current from an input voltage ranging
Table 1.
Device summary
Order codes
Output voltage
SOT666
LD39015XG08R
LD39015XG10R
(1)
LD39015XG12R
(1)
LD39015XG15R
(1)
LD39015XG18R
(1)
LD39015XG25R
(1)
LD39015XG33R
SOT23-5L
LD39015M08R
(1)
LD39015M10R
LD39015M12R
LD39015M15R
(1)
LD39015M18R
(1)
LD39015M25R
(1)
LD39015M33R
(1)
0.8 V
1.0 V
1.2 V
1.5 V
1.8 V
2.5 V
3.3 V
1. Available on request. Other voltages available on request from 0.8 V to 3.3 V in 100 mV step.
April 2008
Rev 2
1/16
www.st.com
16
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