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PQ20RX05 Datasheet(PDF) 4 Page - Sharp Electrionic Components

No. de Pieza. PQ20RX05
Descripción  Variable Output Type Low Power-Loss Voltage Regulator with ON/OFF Control Function
Descarga  6 Pages
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Fabricante  SHARP [Sharp Electrionic Components]
Página de inicio  http://sharp-world.com/
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PQ20RX05 Datasheet(HTML) 4 Page - Sharp Electrionic Components

   
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Low Power-Loss Voltage Regulators
PQ20RX05/PQ20RX11
Fig.11 Dropout Voltage vs. Junction
Temperature (PQ20RX05)
Fig.12 Dropout Voltage vs. Junction
Temperature (PQ20RX11)
Fig.13 Quiescent Current vs. Junction
Temperature
Fig.14 Ripple Rejection vs. Input Ripple
Frequency
Fig.15 Ripple Rejection vs. Output Current
(PQ20RX05)
Fig.16 Ripple Rejection vs. Output Current
(PQ20RX11)
Junction temperature Tj (˚C)
–25
0
25
50
75
100
125
0.14
0.13
0.12
0.11
0.1
0.15
0.16
0.17
0.18
0.19
0.2
VIN=3.135V, Vc=2.7V, R1=2k
Ω, R2=500Ω, Io=0.3A
Junction temperature Tj (˚C)
–25
0
25
50
75
100
125
0.11
0.1
0.12
0.13
0.14
0.15
0.16
0.17
0.18
VIN=3.135V, Vc=2.7V, R1=2k
Ω, R2=500Ω, Io=0.5A
Tj=25˚C
RR=20 log(ei(rms)/eo(rms))
IO=0.3A
ei(rms)=0.5V(sine wave)
VIN=5V
R1=2k
R2=0.5k
Input ripple frequency f (kHz)
0.1
1
10
100
45
40
50
55
60
65
70
75
80
PQ20RX11
PQ20RX05
Tj=25˚C
ei(rms)=0.5V
f=120Hz (sine wave)
VIN=5V
R1=2k
R2=0.5k
Output current IO (A)
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
45
40
50
55
60
65
70
75
80
Tj=25˚C
ei(rms)=0.5V
f=120Hz (sine wave)
VIN=5V
R1=2k
R2=0.5k
Output current IO (A)
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
45
40
50
55
60
65
70
75
80
Junction temperature Tj (˚C)
0
25
50
75
100
125
–25
0
1
2
3
4
5
VIN=5V
IO=0A
VC=2.7V
R1=2k
R2=500


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