PQ7VZ5 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'PQ7VZ5' PDF : 5 Pages View PDF
Low Power-Loss Voltage Regulators
Fig.11 Quiescent Current vs. Junction
Temperature(Typical Value)
5
VIN =5V
VO=3V(R1=1kΩ,R2=1.4kΩ)
4 IO =0.3A
3
2
1
0
-25 0 25 50 75 100 125
Junction temperature Tj (˚C)
Fig.13 Output Peak Current vs. Junction
Temperature(Typical Value)
2.0
VIN=5V
VO=3V(R1=1kΩ,R2=1.4kΩ)
1.5
VIN-VO =5V
2V
1.0
1V
0.5V
0.5 IOP:Output current when
output voltage is 95%
in comparison with
0 the initial value
-25 0 25 50 75
100 125
Junction temperature Tj (˚C)
Fig.14 Power Dissipation vs. Ambient
Temperature(Typical Value)
3
Cu area 740mm2
2
Cu area 180mm2
Cu area 100mm2
1
Cu area 70mm2
Cu area 36mm2
0
-20 0 20 40 60 80 100
Ambient temperature Ta (˚C)
PQ7VZ5
Fig.12 Ripple Rejection vs. Input Ripple
Frequency
70
60
50
40
30
20 VIN=5V
VO=3V(R1=1kΩ,R2=1.4kΩ)
10 Io=0.3A
ei=0.5Vrms
0
0.1
1
10
100
Input ripple frequency f (kHz)
PWB
PWB
Cu
Material : Glass-cloth epoxy resin
Size
: 50X50X1.6mm3
Cu thickness : 35µm
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