LT3080 - Adjustable 1.1A Single Resistor Low Dropout Regulator
LT3080 - Adjustable 1.1A Single Resistor Low Dropout Regulator
LT3080 - Adjustable 1.1A Single Resistor Low Dropout Regulator
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<strong>LT3080</strong><br />
TYPICAL APPLICATIO S<br />
2.7V TO 5.5V †<br />
20<br />
2×<br />
100μF<br />
+<br />
2.2MEG 100k<br />
1000pF<br />
PVIN<br />
SV IN<br />
PGOOD<br />
RUN/SS<br />
U<br />
<strong>Low</strong> Voltage, High Current <strong>Adjustable</strong> High Effi ciency <strong>Regulator</strong>*<br />
LTC3414<br />
SW<br />
I TH<br />
R T<br />
VFB<br />
SYNC/MODE<br />
SGND PGND<br />
0.47μH<br />
12.1k<br />
294k<br />
78.7k<br />
124k<br />
470pF<br />
*DIFFERENTIAL VOLTAGE ON <strong>LT3080</strong><br />
IS 0.6V SET BY THE VBE OF THE 2N3906 PNP.<br />
† MAXIMUM OUTPUT VOLTAGE IS 1.5V<br />
BELOW INPUT VOLTAGE<br />
+<br />
2×<br />
100μF<br />
2N3906<br />
10k<br />
IN<br />
VCONTROL<br />
IN<br />
V CONTROL<br />
IN<br />
VCONTROL<br />
IN<br />
VCONTROL<br />
SET<br />
SET<br />
SET<br />
SET<br />
+<br />
–<br />
100k<br />
<strong>LT3080</strong><br />
<strong>LT3080</strong><br />
+<br />
–<br />
<strong>LT3080</strong><br />
+<br />
–<br />
<strong>LT3080</strong><br />
+<br />
–<br />
3080 TA18<br />
OUT<br />
20mΩ<br />
OUT<br />
20mΩ<br />
OUT<br />
20mΩ<br />
OUT<br />
20mΩ<br />
+<br />
0V TO 4V †<br />
4A<br />
100μF<br />
3080f
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