018EZ02Z Datasheet PDF - Sharp Electrionic Components

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018EZ02Z
Sharp Electrionic Components

Part Number 018EZ02Z
Description PQ018EZ02Z
Page 4 Pages


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Low Power-Loss Voltage Regulators
PQxxxEZ02Z Series
PQxxxEZ02Z Series
Low Voltage Operation Low Power-loss Voltage Regulator
I Features
G Low voltage operation (Minimum operating voltage: 2.35V)
2.5V input available 1.5 to 1.8V output
G Low dissipation current
Dissipation current at no load: MAX.2mA
Output OFF-state dissipation current: MAX.5µA
G Low power-loss
G Built-in overcurrent and overheat protection functions
I Applications
G Power supplies for personal computers and peripheral
equipment
G Power supplies for various electronic equipment such as
DVD player or STB
I Model Line-up
Output current
(IO)
Output Voltage (VO)
1.5V 1.8V
2.5V
2.0A
PQ015EZ02Z PQ018EZ02Z PQ025EZ02Z
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I Outline Dimensions
(Unit : mm)
6.6MAX.
5.2±0.5
3
2.3±0.5
(0.5)
015EZ02
Epoxy resin
(0 to 0.25)
0.5+00..21
4(1.27)
(0.5)
12345
13
Specific IC
2
5
1 DC input (VIN)
2 ON/OFF control terminal (VC)
3 DC output (VO)
4 NC
5 GND
( ) : Typical dimensions
I Absolute Maximum Ratings
Parameter
Symbol
1 Input voltage
VIN
1 ON/OFF control terminal voltage VC
Output current
IO
2 Power dissipation
PD
3 Junction temperature
Tj
Operating temperature
Topr
Storage temperature
Tstg
Soldering temperature
Tsol
1 All are open except GND and applicable terminals
2 PD:With infinite heat sink
3 Overheat protection may operate at 125 <=Tj<=150˚C
Rating
10
10
2
8
150
40 to + 85
40 to +150
260 (10s)
(Ta=25˚C)
Unit
V
V
A
W
˚C
˚C
˚C
˚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/



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Low Power-Loss Voltage Regulators
PQxxxEZ02Z Series
I Electrical Characteristics
(Unless otherwise specified, condition shall be VIN=VO(TYP.)+1V, IO=0.5A,VC=2.7V, Ta=25˚C)
Parameter
Symbol
Conditions
MIN. TYP. MAX. Unit
Input voltage
VIN
Refer to the table 1
V
Output voltage
VO
Refer to the table 2
V
Load regulation
RegL
IO=5mA to 2.0A
0.2 2 %
Line regulation
RegI VIN=VO(TYP.)+1V to VO(TYP.)+6V
0.1
1
%
Temperature coefficient of output voltage TCVO
Tj=0 to 125˚C, IO=5mA
− ±0.01 %/˚C
Ripple Rejection
RR Refer to Fig.2 45 60 dB
Dropout voltage
VI-O
4 IO=1A
− − 0.5 V
5 ON-state voltage for control
ON-state current for control
VC (ON)
IC (ON)
2 −−V
− − 200 µA
OFF-state voltage for control
OFF-state current for control
Quiescent current
VC (OFF)
IC (OFF)
Iq
VC=0.4V
IO=0A
− − 0.8 V
− − 2 µA
1 2 mA
Output OFF-state dissipation current
Iqs
IO=0A, VC=0.4V
− − 5 µA
4 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
5 In case of opening control terminal 2 , output voltage turns off.
Table.1 Input Voltage Line-up
Model No.
PQ015EZ02Z
PQ018EZ02Z
PQ025EZ02Z
Symbol
VIN
VIN
VIN
(Unless otherwise specified, condition shall be IO=0.5A,VC=2.7V, Ta=25˚C)
Conditions
MIN. TYP. MAX. Unit
2.35 10 V
2.35 10 V
3.0 10 V
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Table.2 Output Voltage Line-up
(Unless otherwise specified, condition shall be VIN=VO(TYP.)+1V, IO=1A,VC=2.7V, Ta=25˚C)
Model No.
Symbol
Conditions
MIN. TYP. MAX. Unit
PQ015EZ02Z
PQ018EZ02Z
PQ025EZ02Z
VO
VO
VO
1.45 1.5 1.55 V
1.75 1.8 1.85 V
2.438 2.5 2.562 V



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Low Power-Loss Voltage Regulators
Fig.1 Test Circuit
VIN
1
3
0.33µF
2
5
A Iq
VC
A IC
PQxxxEZ02Z Series
+
47µF
VO
A IO
RL
V
Fig.2 Test Circuit for Ripple Rejection
ei ~
VIN
13
0.33µF
VC
2
5
2.7V
Fig.3 Power Dissipation vs. Ambient
www.DataSheet4TUe.mcopmerature
10
PD : With infinite heat sink
8
5
+
47µF
+
IO
eo
V~
RL
f=120Hz (sine wave)
ei(rms)=0.5V
VIN=VO(TYP)+2V
IO=0.3A
RR=20log (ei(rms)/eo(rms))
0
40 20 0 20 40 60 80
Ambient temperature Ta (˚C)
Note) Oblique line portion:Overheat protection may operate in this area.



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NOTICE
G 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.
G 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.
G 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:
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- - - Space applications
- -- Telecommunication equipment [trunk lines]
- -- Nuclear power control equipment
- -- Medical and other life support equipment (e.g., scuba).
G If the SHARP devices listed in this publication fall within the scope of strategic products described in the Foreign
Exchange and Foreign Trade Law of Japan, it is necessary to obtain approval to export such SHARP devices.
G 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.
G Contact and consult with a SHARP representative if there are any questions about the contents of this publication.



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