PQ5EV3_01 [SHARP]
Large Output Current Type Low Power-Loss Voltage Regulator; 大输出电流型低功耗稳压调节器
| 型号： | PQ5EV3_01 |
| 厂家： | 
SHARP ELECTRIONIC COMPONENTS |
| 描述： | Large Output Current Type Low Power-Loss Voltage Regulator |
| 文件： | 总6页 (文件大小：68K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Low Power-Loss Voltage Regulators
PQ5EV3/PQ5EV5/PQ5EV7
PQ5EV3/PQ5EV5/PQ5EV7
Large Output Current Type Low Power-Loss Voltage Regulator
(Unit : mm)
Features
Outline Dimensions
ꢀ
ꢀ
ꢀ
Low power-loss (Dropout voltage: MAX.0.5V)
Package with exposed radiation fin (Equivalent to TO-220)
Large output current
10.2MAX.
3.5±0.2
ø3.2±0.1
ꢀ
ꢀ
(6.6)
6
3.5A: PQ5EV3, 5A: PQ5EV5, 7.5A: PQ5EV7
Variable output voltage (1.5V to 5V)
High-precision reference voltage type
(Reference voltage precision: 1.0ꢀ)
ꢀ
ꢀ
2–(ø1.4)
PQ5EV3
ꢀ
Overcurrent, overheat protection functions
Epoxy resin
(0.6)
(1.0)
+0.3
-0
2–1.05
Applications
ꢀ
5–0.7±0.1
ꢀ
Personal computers
ꢀ
Power supplies for various electronic equipment such as
AV or OA
(5.0)
3.2±0.5
4–(1.7)
8.2±0.7
Absolute Maximum Ratings
ꢀ
(Ta=25°C)
Parameter
ꢀ1 Input voltage
Symbol
Rating
Unit
V
1
5
2
VIN
7
4
V
Dropout voltage
VI-O
Specific IC
3
1
2
3
4
5
ꢀ1
ꢀ1
V
ON/OFF control terminal voltage
Output adjustment terminal voltage
PQ5EV3
V
C
7
4
V
VADJ
5
3.5
5.0
7.5
1
2
3
4
5
6
DC input (VIN
DC output (V
GND
)
O)
A
PQ5EV5
PQ5EV7
I
O
Output current
Output voltage adjustment terminal (VADJ
ON/OFF control terminal (V
DC output(V
)
C)
P
D1
D2
W
W
˚C
˚C
˚C
˚C
1.6
45
ꢀ2 Power dissipation
O)
P
ꢀ3Junction temperature
Operating temperature
Storage temperature
T
j
150
( ) : Typical dimensions
T
opr
−20 to +80
−40 to +150
260 (10s)
T
stg
sol
ꢀ4Soldering temperature
T
ꢀ1 All are open except GND and applicable terminals
ꢀ2 P :No heat sink, P :With infinite heat sink
D1
D2
ꢀ3 Overheat protection may operate at the condition T =125˚C to 150˚C
j
•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
PQ5EV3/PQ5EV5/PQ5EV7
(Unless otherwise specified, VIN=5V, ꢀ4,V
O=3V (R
1
=2kΩ) , Ta=25˚C)
Electrical Characteristics
ꢀ
Parameter
Symbol
Conditions
MIN. TYP. MAX. Unit
Input voltage
V
IN
2.35
1.5
−
−
7
5
V
V
−
V
O
−
Output voltage
Reference voltage
Load regulation
Line regulation
V
ref
eg
eg
−
1.2276 1.24 1.2524
V
I
O
=5mA to rating
R
L
−
−
0.1
0.05
±1
70
−
0.5
0.1
−
%
%
%
dB
V
V
IN=4 to 7V, I
O=5mA
R
I
T
j
=0 to 125˚C
Reference voltage temperature coefficient
Ripple Rejection
−
T
C
V
ref
RR
60
−
−
Refer to Fig.2
ꢀ5
V
I-O
C (ON)
C (ON)
C (OFF)
C (OFF)
Dropout voltage
0.5
−
ꢀ6 ON-state voltage for control
ON-state current for control
OFF-state voltage for control
OFF-state current for control
Quiescent current
2
−
V
−
V
µA
V
−
−
20
0.8
−0.4
15
I
V
C
C
=2.7V
−
−
−
−
−
V
mA
I
V
=0.4V
Iq
−
10
mA
I =0A
O
ꢀ4 PQ5EV3:I
ꢀ5 PQ5EV3:I
O
=1.75A, PQ5EV5:I
=3.5A, PQ5EV5:I
O
=2.5A, PQ5EV7:I
O=3.75A
O
O=5A, PQ5EV7:I =7.5A. Input voltage shall be the value when output voltage is 95% in comparison with the initial value
O
ꢀ6 In case of opening control terminal ꢀ, output voltage turns on.
Fig.1 Test Circuit
Fig.2 Test Circuit for Ripple Rejection
+
VIN
100µF
VO
IO
1
5
2
4
1
5
2
4
R2
ei
~
R2
A
IO
VC
A
+
+
+
+
100µF
3
3
V
V
VIN
Vref
V
~
R1
2kΩ
R1
2kΩ
100µF
eo
100µF
RL
RL
A
Iq
2.7V
V
O=Vref× (1+R2/R1)
f=120Hz (sine wave)
ei(rms)=0.5V
.
[R1=2kΩ, Vref=1.24V]
.
V
V
O=3V (R1=2kΩ)
IN=5V
I
O=0.5A
RR=20log (ei(rms)/eo(rms))
Fig.3 Power Dissipation vs. Ambient
Fig.4 Overcurrent Protection
Temperature
Characteristics (PQ5EV3)
100
50
P
D2
: With infinite heat sink
V
V
I-O=3.7V
I-O=1.7V
45
40
80
60
40
VI-O=1V
VI-O=0.5V
30
20
20
0
10
P
D1 : No heat sink
25
Ambient temperature T
1.6
–20
0
50
80
0
1
2
3
4
5
6
7
8
9 10 11 12
a
(˚C)
Output current I
O
(A)
Note) Oblique line portion:Overheat protection may operate in this area
Low Power-Loss Voltage Regulators
PQ5EV3/PQ5EV5/PQ5EV7
Fig.5 Overcurrent Protection
Fig.6 Overcurrent Protection
Characteristics (PQ5EV5)
Characteristics (PQ5EV7)
100
100
V
I-O=3.7V
V
I-O=3.7V
80
60
40
80
V
V
I-O=1.7V
I-O=1V
V
V
I-O=1.7V
I-O=1V
V
I-O=0.5V
60
V
I-O=0.5V
40
20
0
20
0
0
1
2
3
4
5
6
7
8
9 10 11 12
0
1
2
3
4
5
6
7
8
9 10 11 12
Output current I
O
(A)
Output current I
O
(A)
Fig.7 Reference Voltage Fluctuation vs.
Fig.8 Output Voltage vs. Input Voltage
(PQ5EV3)
Junction Temperature
10
R
R
=2kΩ
2
1=2.8kΩ
V
IN=5V
=0
8
6
I
O
4
3
2
V
O
=3V
4
PQ5EV3
2
R
R
L
L
=1.7Ω
=∞Ω
R =0.8Ω
L
0
PQ5EV7
–2
–4
–6
PQ5EV5
1
0
–8
–10
–25
0
25
50
75
100 125
(˚C)
0
1
2
3
4
5
6
7
Junction temperature T
j
Input voltage VIN (V)
Fig.9 Output Voltage vs. Input Voltage
(PQ5EV5)
Fig.10 Output Voltage vs. Input Voltage
(PQ5EV7)
R
=2kΩ
R
=2kΩ
R1
2
=2.8kΩ
R1
2
=2.8kΩ
4
3
2
4
3
2
R
R
L
L
=0.4Ω
=0.8Ω
R
R
L
L
=1.2Ω
=∞Ω
R =0.6Ω
L
RL
=∞Ω
1
0
1
0
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
Input voltage VIN (V)
Input voltage VIN (V)
Low Power-Loss Voltage Regulators
PQ5EV3/PQ5EV5/PQ5EV7
Fig.11 Circuit Operating Current vs. Input
Fig.12 Circuit Operating Current vs. Input
Voltage (PQ5EV3)
Voltage (PQ5EV5)
160
160
R
R
1
2
=2kΩ
R
R
1
2
=2kΩ
=2.8kΩ
=2.8kΩ
140
120
100
80
140
120
100
80
(V
O
=3V)
(V =3V)
O
R
R
L
L
=0.8Ω
=1.7Ω
R
R
L
L
=0.6Ω
=1.2Ω
R
L
=∞Ω
60
60
R
L
=∞Ω
40
40
20
0
20
0
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
Input voltage VIN (V)
Input voltage VIN (V)
Fig.13 Circuit Operating Current vs. Input
Fig.14 Dropout Voltage vs. Junction
Voltage (PQ5EV7)
Temperature
160
0.5
R
R
1
2
=2kΩ
PQ5EV7 : I
O
=7.5A
0.45
0.4
=2.8kΩ
140
120
100
80
(V =3V)
O
0.35
0.3
R
R
L
L
=0.4Ω
=0.8Ω
R
PQ5EV5 : I =5.0A
O
L
=∞Ω
0.25
0.2
PQ5EV3 : I =3.5A
O
60
0.15
0.1
40
V
IN=5V
20
0
0.05
0
V
O
=3V
20 40 60 80 100 120 140
Junction temperature T (˚C)
0
1
2
3
4
5
6
7
–40 –20 0
Input voltage VIN (V)
j
Fig.15 ON-OFF Threshold Voltage vs.
Fig.16 Quiescent Current vs. Junctiion
Junction Temperature
Temperature
2
5
V
=5V
1.8
1.6
1.4
1.2
1
I
O
I=N0V
V
IN=5V
=0V
4.5
4
I
O
V
O
=3V
V
V
O
=3V
=2V
PQ5EV3
O
3.5
3
PQ5EV5
PQ5EV7
PQ5EV3
2.5
2
0.8
0.6
0.4
PQ5EV5
PQ5EV7
1.5
1
0.2
0
0.5
0
–40 –20
0
20 40 60 80 100 120 140
(˚C)
–40 –20
0
20 40 60 80 100 120 140
(˚C)
Junction temperature T
j
Junction temperature T
j
Low Power-Loss Voltage Regulators
PQ5EV3/PQ5EV5/PQ5EV7
Fig.17 Ripple Rejection vs. Input Ripple
Fig.18 Output Voltage Adjustment
Frequency
Characteristics
80
5
4.5
4
R1=2kΩ
PQ5EV3
70
PQ5EV5
60
3.5
3
50
PQ5EV7
40
2.5
2
30
ei(rms)=0.5V
1.5
1
V
OUT=3V
20
I
O
=0.5V
C
=100µF
COU=T0
VIINN=5V
100
10
0
0.5
0
0.1
1
10
1000
100
1 000
(Ω)
10 000
Input ripple frequency f (kHz)
R
2
Fig.19 External Connection
VIN
VO
1
5
2
4
R2
R1
CO
+
CIN
Load
3
C-MOS or TTL
Setting of Output Voltage
ꢀ
Output voltage is able to set (1.5V to 5V) when resistors R1, R2 are attached to ꢀ, ꢀ, ꢀ terminals. As for the external resistors to
set output voltage, refer to the following figure and Fig.18.
2
4
3
VO
R2
R1
−
+
Vref
VO=Vref× (1+R2/R1)
.
[R1=2kΩ,Vref=1.24V]
.
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.
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