Low Power-Loss Voltage Regulators
PQ05RD21 Series/PQ3RD23
PQ05RD21 Series/PQ3RD23
2.0A Output Type Low Power-Loss Voltage Regulator
(Unit : mm)
ꢀꢀꢀOutline Dimensions
ꢀ
ꢀꢀꢀFeatures
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Low power-loss(Dropout voltage: MAX 0.5V at Io=2.0A)
2.0A output type
4.5±0.2
10.2MAX.
(φ
)
4– 1.4
2.8±0.2
Compact resin package(equivalent to TO-220)
Available 3.3V/5V/9V/12V output type
Output voltage precision: 3.0ꢀ
Built-in ON/OFF control function
Built in overcurrent, overheat protection functions, ASO
protection circuit.
φ3.2±0.1
PQ05RD21
Epoxy resin
(
)
1.5
ꢀ
Lead forming type is also available.
4 –1.4±00.3
0.2
4– 0.6±
0.1
ꢀꢀꢀApplications
ꢀ
ꢀ
Power supplies for various electronic equipment such as
(
)
0.5
3– (2.54)
AV, OA equipment
ꢀꢀꢀModel Line-ups
ꢀ
(
) :
Typical dimensions
2.0A output
PQ3RD23
PQ05RD21
PQ09RD21
PQ12RD21
1
2
3
4
3.3V output
5.0V output
9.0V output
12.0V output
Internal connection diagram
1
2
3
4
(
)
DC input VIN
1
2
(
)
DC output Vo
GND
(
)
Vc
ON/OFF control terminal
Specific IC
3
4
(T
a
=25˚C)
Parameter
Symbol
Rating
20
20
2.0
Unit
V
V
ꢀ1 Input voltage
V
IN
ꢀ1 ON/OFF control terminal voltage
Output current
V
C
I
O
A
P
P
T
D1
1.4
15
150
W
W
˚C
˚C
˚C
˚C
ꢀ2 Power dissipation
D2
ꢀ3 Junction temperature
Operating temperature
Storage temperature
Soldering temperature
j
T
opr
–20 to +80
–40 to +150
260 (For 10s)
T
T
stg
sol
ꢀ1
All are open except GND and applicable terminals.
ꢀ2
ꢀ3
P
D1: No heat sink, PD2: With infinite heat sink
Overheat protection may operate at 125<=Tj<=150˚C.
• 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/