PQ05RF21 SHARP [Sharp Electrionic Components], PQ05RF21 Datasheet - Page 7

• Manufacturer Part Number: PQ05RF21
• Description: 2A Output, Low Power-Loss Voltage Regulators
• Manufacturer: SHARP [Sharp Electrionic Components]

Low Power-Loss Voltage Regulators
Output voltage precision:±5%
Output voltage precision:±2.5%
Model Line-ups for Lead Forming Type
Fig.25 Ripple Rejection vs. Output Current
Typical Application
Output voltage
80
70
60
50
40
30
0
PQ05RF2/21,PQ09RF2/21
PQ12RF2/21,PQ15RF2/21
f=120Hz,e
V
V
V
V
V
PQ05RF2V,PQ09RF2V
PQ12RF2V,PQ15RF2V
IN
IN
IN
IN
IN
=7V(PQ05RF2 Series)
=15V(PQ09RF2 Series)
=18V(PQ12RF2 Series)
=23V(PQ15RF2 Series)
0.5
+
Output current I
i
=0.5V
PQ05RF2/PQ05RF21 Series
1
rms
,C
1.0
ref
4
PQ05RF2A
PQ05RF2B
Specific IC
5V Output 9V Output 12V Output
CMOS or TTL
=3.3 F(Vtype)
ON/OFF
signal
O
(A)
1.5
2
3
PQ09RF2A
PQ09RF2B
High or Open :Output ON
Low
V
C
+
O
O
2.0
PQ12RF2A
PQ12RF2B
:Output OFF
15V Output
PQ15RF2A
PQ15RF2B
PQ05RF2/PQ05RF21/PQ05RF2V Series
V
IN
+
(Note) R
V
1
V
PQ05RF2V : R
PQ09RF2V : R
PQ12RF2V : R
PQ15RF2V : R
O
1
PQ05RF2V Series
ref
=V
' and R
=1.26V,R
ref
Specific IC
X 1+ --------------¡ --------------
2
' are built in a specific IC.
R
R
2
1
'
'
R
1
R
' =390
2
2
2
2
2
2
' =1.16k
' =2.40k
' =3.32k
' =4.45k
'XR
'+R
4
2
3
2
2
C
ref
V
+
R
R
O
1
1
'XR
'+R
R
R
1
1
2
1
C
O
+