PQ09TZ11 查看數據表（PDF） - Sharp Electronics
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PQ09TZ11 Datasheet PDF : 8 Pages
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Low Power-Loss Voltage Regulators
Fig.21 Circuit Operating Current vs. Input
Voltage (PQ12TZ11)
VC=2.7V , Ci=0.33µF
C0=47µF
30
20
10
RL=12Ω
RL=24Ω
RL=∞
0
5
10
15
Input voltage VIN (V)
Fig.23 Ripple Rejection vs. Input Ripple Frequency
(PQ05TZ51/PQ09TZ51/PQ12TZ51)
70
65
PQ05TZ51
PQ09TZ51
60
55
PQ12TZ51
50
Tj=25˚C
45 VIN=7V (PQ05TZ51)
=11V (PQ09TZ51)
40 =14V (PQ12TZ51)
IO=0.3A
35 ei=0.5Vrms (sine wave)
RR=20log (ei/e0)
30
0.1
1
10
100
Input ripple frequency f (kHz)
Fig.25 Ripple Rejection vs. Output Current
(PQ05TZ51/PQ09TZ51/PQ12TZ51)
100
90
80
PQ05TZ51 PQ09TZ51
70
60
50
PQ12TZ51
40 Tj=25˚C
30
VIN=7V (PQ05TZ51)
=11V (PQ09TZ51)
20 =14V (PQ12TZ51)
10 ei=0.5Vrms
f=120Hz (sine wave)
0 0.1 0.2 0.3 0.4 0.5
Output current IO (A)
PQ05TZ51/PQ05TZ11 Series
Fig.22
5
4
Quiescent Current vs. Junction
Temperature
VIN=7V (PQ05TZ51/11)
VIN=11V (PQ09TZ51/11)
VIN=14V (PQ12TZ51/11)
IO=0A
VC=2.7V
3
2
1
0
-20 0 25 50 75 100 125
Junction temperature Tj (˚C)
Fig.24 Ripple Rejection vs. Input Ripple Frequency
(PQ05TZ11/PQ09TZ11/PQ12TZ11)
70
65
PQ05TZ11
60
PQ09TZ11
55
PQ12TZ11
50
Tj=25˚C
45 VIN=7V (PQ05TZ11)
=11V (PQ09TZ11)
40 =14V (PQ12TZ11)
IO=0.3A
35 ei=0.5Vrms (sine wave)
RR=20log (ei/eo)
30
0.1
1
10
100
Input ripple frequency f (kHz)
Fig.26 Ripple Rejection vs. Output Current
(PQ05TZ11/PQ09TZ11/PQ12TZ11)
100
90
80
PQ05TZ11 PQ09TZ11
70
60
50
PQ12TZ11
40 Tj=25˚C
30 VIN=7V (PQ05TZ11)
=11V (PQ09TZ11)
20 =14V (PQ12TZ11)
10 ei=0.5Vrms
f=120Hz (sine wave)
0
0.5
1.0
Output current IO (A)
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