Low Power-Loss Voltage Regulators
PQ05RF1 Series
PQ05RF1Series
1A Output Low Power-Loss Voltage Regulators
(Unit : mm)
Features
Outline Dimensions
ꢀ
ꢀ
ꢀ
Compact resin full-mold package
4.5±0.2
10.2MAX
ꢀ
ꢀ
Low power-loss (Dropout voltage: MAX.0.5V)
Built-in ON/OFF control terminal (PQ05RF1/PQ05RF11
series)
2.8±0.2
ꢀ
ꢀ
Built-in output voltage minute adjustment terminal (Critical
rate of ripple rejection is improved.)
(PQ05RF1V series)
φ3.2±0.1
PQ05RF1
+0.3
–0
4–1.4
4–0.6
Lead forming type (PQ05RF1A/1B series) is also available.
+0.2
–0.1
(1.5)
ꢀ
Model Line-ups
(0.5)
3–(2.54)
Output voltage
5Voutput 9Voutput 12Voutput
Output voltage
precision:±5%
Output voltage
precision:±2.5%
Minute adjustment
(Output voltage adjust-
ment range:±10%)
PQ05RF1 PQ09RF1 PQ12RF1
ꢀꢀꢀꢀ
PQ05RF11 PQ09RF11 PQ12RF11
PQ05RF1VPQ09RF1VPQ12RF1V
Internal connection diagram
PQ05RF1/11series
DC input(VIN
)
DC input(VIN)
ꢀ
ꢀ
ꢀ
ꢀ
Applications
ꢀ
ꢀ
ꢀ
DC output(V
O
)
O)
ꢀ
GND
Seris power supply for various electronic equipment such
as VCRs and musical instruments
Specific IC
ON/OFF control
terminal(V
ꢀ
C)
ꢀ
)
Equivalent Circuit Diagram
ꢀ
PQ05RF1series/PQ05RF11series
PQ05RF1Vseries
1
2
1
2
–
–
4
+
+
Reference
Reference
ꢀASO
ꢀASO
protection
circuit
voltage
voltage
protection
circuit
generation
circuit
generation
circuit
Output
ON/OFF
control circuit
4
ꢀASO : Area of Safety
Overheat
protection
circuit
Overheat
protection
circuit
Operation
3
3
•Please refer to the chapter " Handling Precautions ".
Notice In the absence of confirmation by device specification sheets,SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs,data books,etc.Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
Internet Internet address for Electronic Components Group http://sharp-world.com/ecg/