4
Sheet No.: OP06027
PQ1Uxx1M2ZPH Series
Fig.9 Quiescent Current vs. Junction
Temperature (Typical Value)
Fig.10
Ripple Rejection vs. Input Ripple
Frequency (PQ1U281M2ZPH)(Typical Value)
Fig.11 Dropout Voltage vs. Output Current
(Typical Value)
–30–20 140120100806040200
Junction temperature T
j (°C)
0
200
160
120
80
40
180
140
100
60
20
V
IN
=V
O
+1V
V
C
=1.8V
I
O
=0A
Ripple rejection RR (dB)
0.1 1 10 100
Input ripple frequency f (kHz)
0
90
80
70
60
50
40
30
20
10
C
n
: No
Dropout voltage V
I-O
(mV)
0
300
250
200
150
100
50
0 20 40 60 80 100 120 140
Output current I
O
(mA)
Fig.7 Circuit Operating Current vs. Input Voltage
(PQ1U281M2ZPH)(Typical Value)
Fig.8
Dropout Voltage vs. Junction Temperature
(PQ1U281M2ZPH)(Typical Value)
Circuit operating current I
BIAS
(mA)
Input voltage V
IN
(V)
0
10
9
8
7
6
5
4
3
2
1
01234567
Dropout voltage V
I-O
(V)
0
0.35
0.3
0.25
0.2
0.15
0.1
0.05
–30–20 140120100806040200
Junction temperature T
j
(°C)
V
I-O
2 : I
O
=150mA
V
I-O
1: I
O
=60mA
V
IN
:
Voltage when output voltage is 95%
T
a
=25°C
V
C
=1.8V
V
IN
:
Voltage when output voltage is 95%
