Low Power-Loss Voltage Regulators
PQ05RR1/PQ05RR11/PQ05RR1B
PQ05RR1/11/1B
1A Output, Low Power-Loss Voltage Regulators(Built-in Reset Signal Generating Function)
■
■
Features
(Unit : mm)
Outline Dimensions
Low power-loss (Dropout voltage:MAX. 0.5V)
● Compact resin full-mold package
● Built-in reset signal generating function to prevent errors
of microcomputer when the output voltage drops.
● Lead forming type (PQ05RR1B) is also available.
●
Applications
Series power supply for equipment provided with
microcomputer such as electronic musical instruments and
VCRs
3.6±0.2
φ3.2±0.1
4.8MAX
15.6±0.5
7.4±0.2
PQ05RR1
4–1.4 +0.3
–0
13.5MIN
●
2.8±0.2
29.1MAX
■
4.5±0.2
10.2MAX
4–0.6 +0.2
–0.1
(1.5)
(0.5)
3–(2.54)
■
➀➁➂➃
Model Line-ups
Output voltage
Output voltage precision:±5%
Output voltage precision:±2.5%
5V output
PQ05RR1
PQ05RR11
Internal connection diagram
➀
➁
Specific IC
➃
➀
➁
➂
➃
DC input(VIN)
DC output(VO)
GND
Reset signal output(Vr)
➂
■
Absolute Maximum Ratings
Parameter
❇1
❇1
❇2
Input voltage
Reset output voltage
Output current
Reset output current
Power dissipation(No heat sink)
Power dissipation(With infinite heat sink)
Junction temperature
Operating temperature
Storage temperature
Soldering temperature
❇1
All are open except GND and applicable terminals.
❇2
Overheat protection may operate at 125<=Tj<=150˚C
(Ta=25˚C)
Symbol
Rating
Unit
VIN
35
V
Vr
35
V
IO
1
A
Ir
10
mA
PD1
1.5
W
PD2
15
W
Tj
150
˚C
Topr
–20 to +80
˚C
Tstg
–40 to +150
˚C
Tsol
260 (For 10s) ˚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/
Low Power-Loss Voltage Regulators
Electrical Characteristics
(Unless otherwise specified, condition shall be VIN=7V, Io=0.5A, Ta=25˚C)
Parameter
PQ05RR1
Output voltage
PQ05RR11
Load regulation
Line regulation
Temperature coefficient of output voltage
Ripple rejection
Dropout voltage
Low reset output voltage
Reset threshold voltage
Reset output leak current
Quiescent current
Conditions
VO
−
RegL
RegI
TCVO
RR
Vi-o
Vrl
Vrt
Irlk
Iq
MIN.
4.75
4.88
−
−
−
45
−
−
VO–0.25
−
−
IO=5mA to 1.0A
VIN=6 to 12V
Tj=0 to 125˚C
Refer to Fig. 2
❇3
IO=5mA, Ir=5mA
IO=5mA
IO=5mA, Vr=35V
IO=0
TYP.
5.0
5.0
0.1
0.5
±0.02
55
−
−
−
−
−
MAX.
5.25
5.12
2.0
2.5
−
−
0.5
0.8
VO-0.1
30
10
Unit
V
%
%
%/˚C
dB
V
V
V
µA
mA
Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
Fig.1 Test Circuit
VIN
1
Fig.2 Test Circuit of Ripple Rejection
47µF
2
IO
4
3
0.33µF
A
Iq
Irlk
1
IO
A
+
V A
Vrl
VO
+
2
ei
IO
4
+
3
V
RL
0.33µF
VIN
RL V eo
47µF
Vr
f=120Hz(sine wave)
ei(rms)=0.5V
RR=20 log(ei(rms)/eo(rms))
Fig.3 Power Dissipation vs. Ambient
Temperature
20
PD1 :No heat sink
PD2 :With infinite heat sink
Power dissipation PD (W)
❇3
Symbol
15
PD2
10
5
PD1
0
–20
0
50
100
150
Ambient temperature Ta (˚C)
Note) Oblique line portion : Overheat protection may operate in this area.
Fig.4 Overcurrent Protection
Characteristics (Typical Value)
100
Relative output voltage (%)
■
PQ05RR1/PQ05RR11/PQ05RR1B
80
60
40
20
0
0
0.3
0.6 0.9 1.2 1.5 1.8
Output current IO (A)
2.1
Low Power-Loss Voltage Regulators
Fig.5 Output Voltage Deviation vs. Junction
Temperature
PQ05RR1/PQ05RR11/PQ05RR1B
Fig.6 Output Voltage vs. Input Voltage
(Typical Value)
6
VIN=7V
IO=0.5A
5
Output voltage VO (V)
Output voltage deviation ∆VO (mV)
+30
0
0
25
50
75
100
Junction temperature Tj (˚C)
3
RL=5Ω
RL=
10Ω
2
0
125
Fig.7 Circuit Operating Current vs. Input
Voltage (Typical Value)
RL=5Ω
10
RL=10Ω
RL=∞
0
0
5
Input voltage VIN (V)
80
ei(rms)=0.5V
IO =0.5A
VIN =7V
60
40
20
0
0.1
6
5
0
25
50
75
100
Junction temperature Tj (˚C)
125
Fig.10 Ripple Rejection vs. Output Current
100
Ripple rejection RR (dB)
100
2
3
4
5
Input voltage VIN (V)
VIN =35V
IO =0A
0
–25
10
Fig.9 Ripple Rejection vs. Input Ripple
Frequency
1
10
Quiescent current Iq (mA)
20
0
Fig.8 Quiescent Current vs. Junction
Temperature
30
Circuit operating current IBIAS (mA)
RL=∞
1
–30
–20
Ripple rejection RR (dB)
4
f=120Hz
ei(rms)=0.5V
VIN =7V
80
60
40
20
0
1
10
Input ripple frequency f (kHz)
100
0
0.5
Output current IO (A)
1.0
Low Power-Loss Voltage Regulators
PQ05RR1/PQ05RR11/PQ05RR1B
Fig.11 Output Peak Current vs. Junction
Temperature
Fig.12 Output Peak Current vs. Dropout
Voltage
2.0
1.9
Output peak current IOP (A)
Output peak current IOP (A)
VIN–VO =5V
2V
1V
1.5
0.5V
IOP:Output current when
1.0 output voltage is 95% in
comparison with the initial value
–25
0
25
50
75
100
Junction temperature Tj (˚C)
1.5
1.0
125
0
1
2
3
4
5
Dropout voltage Vi–O (V)
6
Rr=10kΩ
10.0
1.0
0.1
0.01
10-4
10-3
10-2
Time constant τ (Cr×Rr)
10-1
Reset cancel
Vr
Tr
Rr=10kΩ
0.8V
1
VO
2
VIN
Rr
Vr
4
3
0
t
Cr
+
CO
Load
Reset output voltage delay time Tr (ms)
Fig.13 Reset Output Delay Time vs. Time
Constant
Low Power-Loss Voltage Regulators
■
■
Typical Application
DC input
1
VIN
+
3
CO
Rr
❇
4
RL
Vr
Cr
❇Open collector output
■
Reset Output Response Characteristics
VO
VO
2
+
Specific IC
■
PQ05RR1/PQ05RR11/PQ05RR1B
Reset output
Model Line-up for Lead Forming Type
Output voltage
5Voutput
Output voltage precision:±2.5%
PQ05RR1B
(Unit : mm)
Outline Dimensions
4.5±0.2
10.2MAX
(1.5)
4–1.4 +0.3
–0
4–0.6 +0.2
–0.1
(0.5)
(3.2)
3–(2.54)
16.4±0.7
φ3.2±0.1
4.4MIN 5±0.5
PQ05RR1
(2.0)
(24.6)
7.4±0.2
3.6±0.2
2.8±0.2
•( ) : Typical value
•Radius of lead forming portion : R=0.5 to 1.5mm
5±0.5
8.2±0.7
Internal connection diagram
➀➁➂➃
➀
➁
Specific IC
➃
➀
➁
➂
➃
DC input(VIN)
DC output(VO)
GND
Reset signal output(Vr)
➂
Note)The value of absolute maximum ratings and electrical characteristics is same as ones of PQ05RR11.
NOTICE
●
The circuit application examples in this publication are provided to explain representative applications of SHARP
devices and are not intended to guarantee any circuit design or license any intellectual property rights. SHARP takes
no responsibility for any problems related to any intellectual property right of a third party resulting from the use of
SHARP's devices.
●
Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. SHARP
reserves the right to make changes in the specifications, characteristics, data, materials, structure, and other contents
described herein at any time without notice in order to improve design or reliability. Manufacturing locations are
also subject to change without notice.
●
Observe the following points when using any devices in this publication. SHARP takes no responsibility for damage
caused by improper use of the devices which does not meet the conditions and absolute maximum ratings to be used
specified in the relevant specification sheet nor meet the following conditions:
(i) The devices in this publication are designed for use in general electronic equipment designs such as:
- - - Personal computers
- -- Office automation equipment
- -- Telecommunication equipment [terminal]
- - - Test and measurement equipment
- - - Industrial control
- -- Audio visual equipment
- -- Consumer electronics
(ii) Measures such as fail-safe function and redundant design should be taken to ensure reliability and safety when
SHARP devices are used for or in connection with equipment that requires higher reliability such as:
- -- Transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.)
- - - Traffic signals
- - - Gas leakage sensor breakers
- - - Alarm equipment
- -- Various safety devices, etc.
(iii)SHARP devices shall not be used for or in connection with equipment that requires an extremely high level of
reliability and safety such as:
- - - Space applications
- -- Telecommunication equipment [trunk lines]
- -- Nuclear power control equipment
- -- Medical and other life support equipment (e.g., scuba).
●
Contact a SHARP representative in advance when intending to use SHARP devices for any "specific" applications
other than those recommended by SHARP or when it is unclear which category mentioned above controls the
intended use.
●
If the SHARP devices listed in this publication fall within the scope of strategic products described in the Foreign
Exchange and Foreign Trade Control Law of Japan, it is necessary to obtain approval to export such SHARP devices.
●
This publication is the proprietary product of SHARP and is copyrighted, with all rights reserved. Under the copyright
laws, no part of this publication may be reproduced or transmitted in any form or by any means, electronic or
mechanical, for any purpose, in whole or in part, without the express written permission of SHARP. Express written
permission is also required before any use of this publication may be made by a third party.
●
Contact and consult with a SHARP representative if there are any questions about the contents of this publication.