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PQ5EV3 Datasheet(PDF) 5 Page - Sharp Electrionic Components

No. de Pieza. PQ5EV3
Descripción  Large Output Current Type Low Power-Loss Voltage Regulator
Descarga  6 Pages
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Fabricante  SHARP [Sharp Electrionic Components]
Página de inicio  http://sharp-world.com/
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PQ5EV3 Datasheet(HTML) 5 Page - Sharp Electrionic Components

   
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Low Power-Loss Voltage Regulators
PQ5EV3/PQ5EV5/PQ5EV7
Fig.17 Ripple Rejection vs. Input Ripple
Frequency
Fig.18 Output Voltage Adjustment
Characteristics
Fig.19 External Connection
s Setting of Output Voltage
Output voltage is able to set (1.5V to 5V) when resistors R1, R2 are attached to ➁, ➂, ➃ terminals. As for the external resistors to
set output voltage, refer to the following figure and Fig.18.
0.1
1
10
100
1000
0
10
20
30
40
50
60
70
80
ei(rms)=0.5V
VOUT=3V
IO=0.5V
COUT=100
µF
CIN=0
VIN=5V
PQ5EV3
PQ5EV5
PQ5EV7
Input ripple frequency f (kHz)
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
100
1 000
10 000
R1=2k
R2 (
Ω)
1
2
5
3
4
VO
VIN
R2
CIN
R1
CO
+
C-MOS or TTL
Load
2
4
3
R2
VO
R1
Vref
+
VO=Vref× (1+R2/R1)
[R1=2kΩ,Vref.=
.1.24V]


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