PQ05RR12/PQ05RR13
Low Power-Loss Voltage Regulators
PQ05RR12/13
1A Output, Low Power-Loss Voltage Regulators(Built-in Reset Signal Generating Function)
(Unit : mm)
n Features n Outline Dimensions
Compact resin full-mold package
Low power-loss (Dropout voltage : MAX. 0.5V)
4.50.2
10.2MAX
2.80.2
The regulators are provided with reset signal generating function
to prevent errors of microcomputer when input voltage is applied
and output voltage drops.
High-precision output type 3.20.1
PQ05RR12
(Output Voltage precision : 2.5%) (PQ05RR13)
+0.3
4-1.4 -0
+0.2
4-0.6 -0.1 (1.5)
n Applications
Series power supply for equipment such as TVs, VCRs and
electronic music instruments
(0.5)
3-(2.54)
1l 2l 3l 4l
Internal connection diagram
1 DC input (VIN)
1 2
2 DC output (VO)
3 GND
Specific IC
4 Reset signal output (Vr)
4
3
n Absolute Maximum Ratings
(Ta=25C)
Parameter Symbol Rating Unit
*1
Input voltage VIN 24 V
*1
Reset output voltage Vr 24 V
Output current IO 1 A
Reset output current Ir 10 mA
Power dissipation (No heat sink)
PD1 1.5 W
*2
Power dissipation (With infinite heat sink)
PD2 15 W
Junction temperature
Tj 150 C
Operating temperature
Topr -20 to +80 C
Storage temperature
Tstg -40 to +150 C
*3
Soldering temperature
Tsol 260 C
*1
All are open except GND and applicable terminals.
*2
Overheat protection may operate at 125<=Tj<=150C.
*3
For 10s
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.
29.1MAX
13.5MIN 7.40.2
3.60.2
4.8MAX
15.60.5Low Power-Loss Voltage Regulators PQ05RR12/PQ05RR13
n Electrical Characteristics (Unless otherwise specified, condition shall be VIN=7V,Io=0.5A, Ta=25C)
Parameter Symbol Conditions MIN. TYP. MAX. Unit
PQ05RR12 4.75 5.0 5.25
Output voltage VO - V
PQ05RR13 4.88 5.0 5.12
Load regulation RegL IO=5mA to 1.0A - 0.1 2.0 %
Line regulation RegI VIN=6 to 12V - 0.5 2.5 %
Temperature coefficient of output voltage TCVO TJ=0 to 125C - 0.02 - %/C
Ripple rejection
RR Refer to Fig. 2 45 55 - dB
*4
Dropout voltage
Vi-o - - 0.5 V
Low reset output voltage IO=5mA, Ir=5mA
Vrl - - 0.8 V
*5
Reset threshold voltage IO=5mA,
Vrt 3.55 3.75 3.95 V
Reset output leak current Irlk IO=5mA, Vr=24V - - 30 A
Quiescent current Iq IO=0 - - 10 mA
*4
Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
*5
Output voltage shall be the value when input voltage lowers and Vr becomes low.
Fig.1 Test Circuit Fig.2 Test Circuit of Ripple Rejection
+
VIN 47F VO
1l 2l
1l 2l
IO
~ ei
Ir IO 4l
4l A
+
+
3l
3l V eo
V RL
V A
~
0.33F 47F
Vrl
0.33F
RL
VIN
Irlk
A
Iq
Vr
f=120Hz (sine wave)
ei=0.5Vrms
RR=20 log (ei/eo)
Fig.3 Power Dissipation vs. Ambient Fig.4 Overcurrent Protection
Temperature Characteristics (Typical value)
100
20
PD1 :No heat sink
PD2 :With infinite heat sink
80
PD2
15
60
10
40
5
20
PD1
0
0
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1
-20 0 50 100 150
Output current IO (A)
Ambient temperature Ta (C)
Note) Oblique line portion:Overheat protection may operate in
this area.
Power dissipation PD (W)
Relative output voltage (%)