PQ7RV4 Datasheet, PDF (1/5 Pages) Sharp Electrionic Components – Variable Output (1.5 to 7V), 4.6A Output Low Power-loss Voltage Regulator

Low Power-Loss Voltage Regulators
PQ7RV4
PQ7RV4
Variable Output (1.5 to 7V), 4.6A Output Low Power-loss Voltage Regulator
s Features
¡Low power-loss
(Dropout voltage : MAX.0.5V at Io=4.0A)
(Dropout voltage : MAX.1.0V at Io=4.6A)
¡TO-220 package
¡1.5V to 7V/4.6A output type
¡Low operating voltage (Minimum operating voltage:3.0V)
¡High-precision reference voltage type
Reference voltage precision : ±2.0%
¡Built-in ON/OFF control function
¡Built-in overcurrent protection, overheat protection function
s Applications
¡Power supplies for various electronic equipment such as personal
computers
s Outline Dimensions
10.2MAX
PQ7RV4 ^{φ3.2±0.1}
4-1.4
+0.3
-0
4-0.6
+0.2
-0.1
3-(2.54)
1q 2q 3q 4q
(Unit : mm)
4.5±0.2
2.8±0.2
(1.5)
(0.5)
Internal connection diagram
1
2
Control circuit
4
3
1 DC input (VIN)
2 DC output (VO)
3 GND
4 Output adjustment
terminal (VADJ)
s Absolute Maximum Ratings
Parameter
*1 _{Input voltage}
*1 _{ON/OFF control terminal voltage}
Output current
*2 _{Power dissipation}
*3 _{Junction temperature}
Operating temperature
Storage temperature
Soldering temperature
*1 All are open except GND and applicable terminals.
*2 PD1: No heat sink, PD2: With infinite heat sink
*3 Overheat protection may operate at 125=<Tj=<150˚C.
Symbol
VIN
VADJ
IO
PD1
PD2
Tj
Topr
Tstg
Tsol
(Ta=25˚C)
Rating
Unit
10
V
5
V
4.6
A
1.8
W
18
150
˚C
-20 to +80
˚C
-40 to +150 ˚C
260 (For 10s) ˚C
· Please refer to the chapter“ Handling Precautions ”.
“ 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 version of the device specification sheets before using any SHARP's device. ”