Low Power-Loss Voltage Regulators
PQ05TZ51/PQ05TZ11 Series
PQ05TZ51/PQ05TZ11 Series
Low Power-Loss Voltage Regulators with OFF-state Low Dissipation Current
■ Features
(Unit : mm)
■ Outline Dimensions
¡Low power-loss (Dropout voltage : MAX 0.5V)
¡Surface mount type package (Equivalent to EIAJ SC-63)
¡Both the 0.5A output PQ05TZ51 series and the 1A output
2.3±0.5
6.6MAX
PQ05TZ11 series have high-precision output (±2.5%)
5.2±0.5
(0.5)
3
¡Low dissipation current at OFF-state (Iqs:MAX.5µA)
¡Built-in ON/OFF control function
05TZ51
(0to0.25)
■ Model Line-ups
+0.2
0.5
-0.1
Output voltage
0.5A Output voltage
Output precision:±2.5%
1.0A Output voltage
5V Output 9V Output 12V Output
4-(1.27)
PQ05TZ51 PQ09TZ51 PQ12TZ51
(0.5)
PQ05TZ11 PQ09TZ11 PQ12TZ11
Output
precision:±2.5%
1 2 3 4 5
Internal connection diagram
1 DC input (VIN
)
2 ON/OFF control
terminal (VC)
3 DC output (V
4 NC
5 GND
1
3
2
O)
Specific IC
5
Heat sink is common to 3 (VO).
■ Absolute Maximum Ratings
(XX=05,09,12, Ta=25˚C)
Rating
Parameter
Symbol
Unit
PQXXTZ51PQXXTZ11
*1
*1
Input voltage
Output control voltage
Output current
V
V
IN
24
24
V
V
A
C
IO
0.5
1.0
*2
*3
Power dissipation
P
T
D
8
150
-20 to +80
-40 to +150
W
˚C
˚C
˚C
˚C
Junction temperature
Operating temperature
Storage temperature
Soldering temperature
j
Topr
T
T
stg
sol
260 (For 10s)
*1
All are open except GND and applicable terminals.
With infinite heat sink.
*2
*3
Overheat protection may operate at 125˚C=<Tj=<150˚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. ”