PQXXXEH02ZXH Datasheet, PDF (5/6 Pages) Sharp Electrionic Components – Low Voltage Operation Low Power-Loss Voltage Regulators

Fig.15 Circuit Operating Current vs. Input
Voltage (PQ025EH02ZxH)
60
V C=2.7V, T a=Room Temp
50 ^{C IN =0.33 F, C O=47 F}
40
30
20
RL=1.25 (I O=2A)
10
RL=2.5 (I O=1A)
R L= (I O=0A)
0
0 1 2 3 4 5 6 7 8 9 10
Input voltage V IN (V)
Fig.17 ON-OFF Control Voltage vs. Junction
Temperature
2.5
2
1.5
1
0.5
0
–50
V IN =VO+1V
I O=0A, C IN =100 F, C O=100 F
–25 0 25 50 75 100 125
Junction temperature T j ( C)
Fig.19 Ripple Rejection vs. Output Current
80
PQ015EH02ZxH
75
70
PQ018EH02ZxH _PQ025EH02ZxH
65
60
55
50
45
40 ^{ei(rms) =0.5V, f=120Hz}
V IN =VO(TYP)+2V
35 _{V C=2.7V, C O=47µF, T a=25 C}
30
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
Output current I O (A)
PQxxxEH02ZxH Series
Fig.16 Quiescent Current vs. Junction
Temperature
2
V C=2.7V, I O=0A
C IN =100 F, C O=100 F
1.5
PQ025EH02ZxH
1
PQ018EH02ZxH _PQ015EH02ZxH
0.5
0
–50 –25 0 25 50 75 100 125
Junction temperature T j ( C)
Fig.18 Ripple Rejection vs. Input Ripple
Frequency
80
PQ025EH02ZxH
70
PQ018EH02ZxH
60
PQ015EH02ZxH
50
40
30
20
10 ^{ei(rms) =0.5V, V IN =VO(TYP)+2V}
V C=2.7V, I O=0.5A, C O=47 F, T a=25 C
0
0.1
1
10
100
Input ripple frequency f (kHz)
Sheet No.: OP06030
5