PQXXXENA1ZPH Datasheet, PDF (7/7 Pages) Sharp Electrionic Components – Low Voltage Operation,Compact Surface Mount type Low Power-Loss Voltage Regulators

Fig.24 Dropout Voltage vs. Output Current
(PQ033ENA1ZPH)
1
VC=2.7V
0.9 Ta=Room temp.
CIN=1μF
0.8 _CO=1μF
0.7
0.6
VIN=2.35V
0.5
0.4
VIN=3.135V
0.3
0.2
0.1
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
Output current IO (A)
Fig.26 Ripple Rejection vs. Output Current
(PQxxxENA1ZPH)
80
025(VIN=4.5V)
75
70
033(VIN=5.3V)
65
015(VIN=3.5V)
018(VIN=3.8V)
60
55
ei(rms)=0.5V
50 _f=120Hz
Vc=2.7V
45 _CO=10μF
40 ^{Ta=Room temp.}
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
Output current IO(A)
Fig.27 Power Dissipation vs. Ambient
Temperature (Typical Value)
3
Cu area 740mm ²
2
Cu area 180mm²
Cu area 100mm²
Cu area 70mm ²
1
Cu area 36mm ²
0
-40 0 20 40 60 80
125
Ambient temperature Ta (°C)
PQxxxENA1ZPH Series
Fig.25 Ripple Rejection vs. Input Ripple
Frequency (PQxxxENA1ZPH)
90.0
80.0
70.0
018(VIN=3.8V)
015(VIN=3.5V)
60.0
50.0
025(VIN=4.5V)
40.0
033(VIN=5.3V)
30.0 _ei(rms)=0.5V
20.0 ^Vc=2.7V
IO=0.3A
10.0 ^CO=10μF
Ta=Room temp.
0.0
0.1
1
10
100
Input ripple frequency f (kHz)
Mounting PCB
PCB
Cu
Material
: Glass-cloth epoxy resin
Size
: 50×50×1.6mm
Cu thickness : 35μm
Sheet No.: OP06064
7