LOW CURRENT CONSUMPTION HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.2.3_01
S-1312 Series
3. Dropout voltage vs. Output current
3. 1 VOUT = 1.0 V
3. 2 VOUT = 2.5 V
0.8
0.7
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
Ta =
25°C
Ta = −40°C
+
85°C
0.6
0.5
0.4
0.3
0.2
0.1
0
Ta =
+
Ta = +85°C
25°C
Ta = −40°C
Ta =
+
0
25
50
75
100 125 150
0
25
50
75
100 125 150
I
OUT [mA]
I
OUT [mA]
3. 3 VOUT = 3.5 V
0.30
0.25
0.20
0.15
Ta = +85°C
+25°C
Ta = −40°C
Ta =
0.10
0.05
0
0
25
50
75
100 125 150
IOUT [mA]
4. Dropout voltage vs. Set output voltage
0.6
I
OUT = 150 mA
0.5
0.4
0.3
0.2
0.1
0
I
OUT = 100 mA
I
OUT
=
I
OUT = 50 mA
OUT = 30 mA
10 mA
I
I
OUT
=
1 mA
1.0
1.5
2.0
2.5
3.0
3.5
VOUT(S) [V]
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