PQXXXEZ5MZXH Datasheet, PDF (3/10 Pages) Sharp Electrionic Components – Compact Surface Mount type Low Power-Loss Voltage Regulators

Fig.1 Test Circuit
VIN
+
0.33μF
PQxxxEZ5MZxH Series/PQxxxEZ01ZxH Series
1
3
2
5
A ^Iq
VC
A IC
+
47μF
VO
A IO
V
RL
Fig.2 Test Circuit for Ripple Rejection
ei ^~
VIN
1
3
+
0.33μF
VC
2
5
2.7V
+
47μF
+
IO
eo
V_~
RL
f=120Hz(sine wave)
ei(rms)=0.5V
VIN= VO(TYP)+0.5V
I_O=0.3A
RR=20log(ei(rms)/eo(rms))
Fig.3 Power Dissipation vs. Ambient
Temperature
10
8
P_D : _{With infinite heat sink}
5
0
−40 −20 0
20 40 60 80
Ambient temperature Ta (°C)
Note) Oblique line portion:Overheat protection may operate in this area.
Fig.4 Overcurrent Protection Characteristics
(PQ015EZ5MZxH)
1.5
V IN=2.35V
V _IN=3V
V IN=3.3V
1.2
V IN=2.5V
0.9
0.6
V IN=5V
0.3
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2
Output current IO (A)
Sheet No.: OP06021
3