PQ30RV21 SHARP [Sharp Electrionic Components], PQ30RV21 Datasheet - Page 5

• Manufacturer Part Number: PQ30RV21
• Description: Variable Output Low Power-Loss Voltage Regulators
• Manufacturer: SHARP [Sharp Electrionic Components]

Low Power-Loss Voltage Regulators
Fig.15 Ripple Rejection vs. Input Ripple
Fig.17 Ripple Rejection vs. Output Current
Fig.19 Output Peak Current vs. Dropout
80
70
60
50
40
30
20
10
80
70
60
50
40
30
4
3
0
0.1
0
0
T
R
I
V
T
R
V
T
R
O
Frequency (PQ30RV2/PQ30RV21)
j
(PQ30RV2/PQ30RV21)
Voltage (PQ30RV2/PQ30RV21)
j
1
IN
j
1
IN
1
=25˚C
=0.5A,e
=25˚C
=25˚C
=390 ,R
=390 ,R
=390 ,R
=15V
=15V,e
Input ripple frequency f (kHz)
0.2
Output current I
Dropout voltage V
i
=0.5V
i
No C
=0.5V
2
2
2
1
=2.7k
5
=2.7k
=2.7k
0.4
C
ref
No C
ref
rms
rms
=3.3 F
,
,f=120Hz
ref
0.6
C
ref
10
O
10
=3.3 F
(A)
i
-O
(V)
0.8
100
1.0
15
Fig.16 Ripple Rejection vs. Output Current
Fig.18 Output Peak Current vs. Dropout
Fig.20 Output Peak Current vs. Junction
PQ30RV1/PQ30RV11/PQ30RV2/PQ30RV21
2.0
1.5
1.0
0.5
2.0
1.5
1.0
80
70
60
50
40
30
-20
0
0
T
R
V
R
T
R
I
is 95% in comparison with the initial value
OP
(PQ30RV1/PQ30RV11)
j
Voltage (PQ30RV1/PQ30RV11)
Temperature (PQ30RV1/PQ30RV11)
1
IN
j
1
=25˚C
1
=390 ,R
=25˚C
=390 ,R
=390 ,R
:Output current when output voltage
=15V,e
0
Junction temperature T
0.2
Dropout voltage V
Output current I
i
=0.5V
25
2
2
2
=2.7k
5
=2.7k
=2.7k
0.4
V
C
No C
IN
ref
2V
rms
-V
0.5V
50
=3.3 F
,f=120Hz
O
ref
=5V
0.6
75
10
O
i
(A)
-O
j
(V)
0.8
(˚C)
100
1.0
15
125