PQ20WZ11J00H 查看數據表（PDF） - Sharp Electronics
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PQ20WZ11J00H Datasheet PDF : 6 Pages
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Fig.9 Output Voltage vs. Input Voltage
(PQ20WZ11J00H)
8
R1=2kΩ ,R2=0.5kΩ
VC=2.7V , Ci=0.33μF , C0=47μF
7
Tj=25°C
6
5
4
RL=∞Ω
3
2
RL=6.6Ω
1
RL=3.3Ω
0
012345678
Input Voltage VIN (V)
Fig.11 Dropout Voltage vs. Junction
Temperature(PQ20WZ11J00H)
0.18
0.17
0.16
0.15
0.14
0.13
0.12
0.11
VIN=3.135V, Vc=2.7V, R1=2kΩ, R2=0.5kΩ, IO=0.5A
0.1
-25 0 25 50 75 100 125
Junction temperature Tj (˚C)
Fig.13 Ripple Rejection vs. Input Ripple
Frequency
80
75
70
PQ20WZ11J00H
65
PQ20WZ51J00H
60
55
50 Tj=25°C IO=0.3A
45
VIN=5V ei(rms)=0.5V(sine wave)
R1=2kΩ,RR=20 log(ei(rms)/eo(rms))
40 R2=0.5kΩ
0.1
1
10
100
Input ripple frequency f (kHz)
PQ20WZ51J00H/PQ20WZ11J00H
Fig.10 Dropout Voltage vs. Junction
Temperature(PQ20WZ51J00H)
0.2
VIN=3.135V, Vc=2.7V, R1=2kΩ, R2=0.5kΩ, IO=0.3A
0.19
0.18
0.17
0.16
0.15
0.14
0.13
0.12
0.11
0.1
-25
0 25 50 75 100 125
Junction temperature Tj (˚C)
Fig.12 Quiescent Current vs. Junction
Temperature
5
VIN=5V
IO=0A
4
VC=2.7V
R1=2kΩ
R2=0.5kΩ
3
2
1
0
-25 0 25 50 75 100 125
Junction temperature Tj (˚C)
Fig.14 Ripple Rejection vs. Output
Current (PQ20WZ51J00H)
80
75
70
65
60
55 Tj=25°C
VIN=5V
50 R1=2kΩ
R2=0.5kΩ
45 ei(rms)=0.5V
f=120Hz (sine wave)
40
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
Output current IO (A)
Sheet No.: OP06025
4
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