1A Output Low Power-Loss Voltage Regulators Considering Power Line Voltage Drop
s
q
Features
s
Outline Dimensions
10.2MAX
3.6±0.2
(Unit : mm)
4.5±0.2
2.8±0.2
Low power-loss (Dropout voltage: MAX.0.5V)
q
Compact resin full-mold package
Output voltage value (5.3V, 9.3V, 12.3V) with an allowance
for power line voltage drop
q
The high-precision output voltage models are also available.
(output voltage precision:
±2.5%)
q
Built-in ON/OFF control function.
q
7.4±0.2
29.1MAX
PQ05RF12
4–1.4
+0.3
–0
13.5MIN
s
q
Applications
4–0.6
+0.2
–0.1
Series power supply for various electronic equipment such
as VCRs and electronic instruments
3–(2.54)
(0.5)
➀➁➂➃
s
Model Line-ups
5.3V output
PQ05RF12
PQ05RF13
9.3V output
PQ09RF12
PQ09RF13
12.3V output
PQ12RF12
Internal connection diagram
Output voltage
Output voltage
precision:±5%
Output voltage
precision:±2.5%
➀
PQ12RF13
Specific IC
➁
➃
➀
➁
➂
➃
➂
DC input(V
IN
)
DC output(V
O
)
GND
ON/OFF control
terminal(V
C
)
s
❇1
❇1
Absolute Maximum Ratings
Parameter
Input voltage
ON/OFF control terminal voltage
Output current
Power dissipation (No heat sink)
Power dissipation (with infinite heat sink)
Junction temperature
Operating temperature
Storage temperature
Soldering temperature
(T
a
=25˚C)
Symbol
Rating
Unit
V
IN
35
V
V
C
35
V
I
O
1
A
P
D1
1.5
W
P
D2
15
W
T
j
150
˚C
T
opr
˚C
–20 to +80
T
stg
–40 to +150
˚C
T
sol
260 (For 10s) ˚C
❇2
❇1
❇2
All are open except GND and applicable terminals.
Overheat protection may operate at 125<=T
j
<=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/
4.8MAX
15.6±0.5
φ3.2±0.1
(1.5)
Low Power-Loss Voltage Regulators
PQ05RF12/PQ05RF13 Series
s
Electrical Characteristics
(
T
a
=25˚C)
Unit
Unless otherwise specified, V
IN
= 8V, I
O
=0.5
A (PQ05RF12/PQ05RF13)
condition shall be
V
IN
=12V, I
O
=0.5
A (PQ09RF12/PQ09RF13)
V
IN
=15V, I
O
=0.5
A (PQ12RF12/PQ12RF13)
Parameter
Symbol
Conditions
PQ05RF12
PQ09RF12
PQ12RF12
Output voltage
−
V
O
PQ05RF13
PQ09RF13
PQ12RF13
Load regulation
I
O
=5mA to 1.0A
R
eg
L
V
IN
=7 to 17V, I
O
=5mA
PQ05RF12/13
Line regulation
V
IN
=11 to 21V, I
O
=5mA
PQ09RF12/13
R
eg
I
V
IN
=14 to 24V, I
O
=5mA
PQ12RF12/13
Temperature coefficient of output voltage
T
j
=0 to 125˚C, I
O
=5mA
T
C
V
O
Ripple rejection
Refer to Fig. 2
RR
❇3
Dropout voltage
V
i
-
O
❇4
ON-state voltage for control
V
C
(
ON
)
ON-state current for control
V
C
=2.7V
I
C
(
ON
)
OFF-state voltage for control
−
V
C
(
OFF
)
OFF-state current for control
V
C
=0.4V
I
C
(
OFF
)
Quiescent current
V
C
=0A
I
q
❇3
❇4
MIN.
5.04
8.84
11.69
5.17
9.07
12.0
−
−
−
45
−
2.0
−
−
−
−
TYP.
5.3
9.3
12.3
5.3
9.3
12.3
0.1
0.5
±0.02
55
−
−
−
−
−
−
MAX.
5.56
9.76
12.91
5.43
9.53
12.6
2.0
2.5
−
−
0.5
−
20
0.8
–0.4
10
V
%
%
%/˚C
dB
V
V
µA
V
mA
mA
Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
In case of opening control terminal
➃,
output voltage turns on.
Fig.1 Test Circuit
V
IN
1
2
4
3
0.33µF
V
C
47µF
V
O
Fig.2 Test Circuit of Ripple Rejection
1
e
i
V
IN
0.33µF
3
2
4
47µF
+
I
O
R
L
V
e
o
+
A
+
I
O
A
I
q
I
C
V
R
L
A
f=120Hz(sine wave)
RR=20 log(e
i(rms)
/e
o(rms)
)
I
O
=0.5A
e
i(rms)
=0.5V
V
IN
= 8V(PQ05RF12/13)
12V(PQ09RF12/13)
15V(PQ12RF12/13)
Fig.3 Power Dissipation vs. Ambient
Temperature
20
P
D1
:No heat sink
P
D2
:With infinite heat sink
Power dissipation P
D
(W)
Fig.4 Overcurrent Protection
Characteristics (Typical Value)
100
Relative output voltage (%)
15
P
D2
80
60
40
20
0
10
5
P
D1
0
50
100
150
Ambient temperature T
a
(˚C)
Oblique line portion : Overheat protection may operate in this area.
1. Introduction
Before setting up the environment, I read some other people's posts and learned that the Keil that I often use cannot download programs, and I am not familiar with IAR. I can only use ...
PowerWorldonsemi and Avnet IoT Innovation Design Competition
Introduction: 1*10 buttons. Pressing any one of them will generate a 100ms long control level. No matter it is high or low, it is only used as the duration control of the next level. I use it to contr...
[i=s] This post was last edited by dontium on 2015-1-23 11:35 [/i] Using P6.7 to detect the voltage division of 100k and 10k, how to calculate the output of the real voltage value!ADC12 uses an intern...
When debugging the AD of 28335 recently, I found that the AD channel was subject to very large interference, and the resulting data modulation amplitude was more than 50. I would like to ask how to re...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
Embedded System
京公网安备 11010802033920号
EEWORLD
