PQ070XF02SZH [SHARP]
TO-220 Type,Low Voltage Operation Low Power-Loss Voltage Regulators; TO- 220型，低工作电压低功耗稳压器
| 型号： | PQ070XF02SZH |
| 厂家： | 
SHARP ELECTRIONIC COMPONENTS |
| 描述： | TO-220 Type,Low Voltage Operation Low Power-Loss Voltage Regulators |
| 文件： | 总4页 (文件大小：142K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
PQ070XF02SZH
PQ070XF02SZH
TO-220 Type,Low Voltage Operation
Low Power-Loss Voltage Regulators
Features
Outline Dimensions
■
(Unit : mm)
1.Low voltage operation
10.2MAX.
(6.8)
4.5±0.2
(Minimum operating voltage: 2.35V)
2.Low dissipation current
2.8±0.2
(Dissipation current at no load: MAX. 2mA)
3.Low power-loss
Dropout voltage: MAX.0.5V at IO=2A
4.Built-in overcurrent and overheat protection functions
5.RoHS directive compliant
4–(ø1.4)
ø3.2±0.1
Lead finish
identification mark
070XF02
H
Epoxy resin
(1.5)
+
0.3
4–1.4 –0
+
0.2
Applications
4–0.6 –0.1
1.Power supplies for personal computers and peripheral
equipment
(0.5)
2.Power supplies for various electronic equipment such as
3–(2.54)
DVD player or STB
3.LBP
( ) : Typical dimensions
Product mass:(1.6g)
4
1
2
3
Internal connection diagram
1
2
①DC input (VIN
)
Absolute Maximum Ratings
②DC output (V
③GND
O
)
(Ta=25°C)
Specific IC
3
④Output voltage adjustment (VADJ
)
4
Parameter
*1Input voltage
Symbol
VIN
Rating
Unit
V
V
10
5
*1
Output adjustment terminal voltage
VADJ
IO
Lead finish:Lead-free solder plating
(Composition: Sn2Cu)
A
Output current
2.0
PD1
PD2
Tj
1.4
*2Power dissipation
W
15
*3Junction temperature
Operating temperature
Storage temperature
150
°C
°C
Topr
Tstg
-40 to +85
-40 to +150 °C
260(10s) °C
Soldering temperature
Tsol
*1 All are open except GND and applicable terminals.
*2 D1: No heat sink,PD2: With infinite heat sink.
*3 Overheat protection may operate at Tj=125˚C to 150˚C
P
Notice The content of data sheet is subject to change without prior 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.
Sheet No.: OP06068
1
PQ070XF02SZH
Electrical Characteristics
(Unless otherwise specified,condition shall be VIN=5V,VO=3V(R1=1kΩ),IO=1A,Ta=25°C)
Parameter
Input voltage
Symbol
VIN
Conditions
MIN.
2.35
1.5
TYP.
MAX.
10
Unit
V
-
-
-
-
-
Output voltage
VO
7
V
Reference voltage
Load regulation
Line regulation
VREF
RegL
RegI
1.225
1.250
0.2
0.2
±1.0
60
1.275
2.0
1.0
-
-
0.5
V
IO=5mA to 2A
VIN=4 to 8V, IO=5mA
Tj=0 to +125°C, IO=5mA
Refer to Fig.2
VIN=2.85V,IO=2A
IO=0A
%
-
-
%
Temperature coefficient of reference voltage TCVREF
%
-
Ripple rejection
Dropout voltage
Quiescent current
RR
VI-O
Iq
45
dB
V
-
-
-
1.3
2
mA
Fig.1 Test Circuit
Fig.2 Test Circuit of Ripple Rejection
0.33
F
0.33
F
1
+
V
IN
47
+
F
V
I
O
2
4
1
2
4
R
R
2
1
R2
R1
O
IO
A
e
i
V
ref
47
F
+
+
+
3
3
V
eo
V
VIN
R
L
RL
V
A
I
q 1k
1k
f=120Hz(sine wave)
e
i(rms) =0.5V
R
2
I
O=0.3A
RR=20 log(e i(rms) /e o(rms)
V
O
=Vref x 1+ –––––
R
1
)
V
V
IN =5V
=3.0V(R 1=1k )
O
[R 1=1k ,V ref Nearly=1.25V]
Fig.3 Power Dissipation vs. Ambient
Temperature
Fig.4 Overcurrent Protection Characteristics
(Typical Value)
3
20
PD1:No heat sink
P
D2:With infinite heat sinkꢀ
2.5
P
D2
V
IN=10V
IN=9V
15
10
5
V
IN=7V
2
1.5
1
V
V
IN=5V
0.5
0
R
R
1
2
=1kΩ,
=1.4kΩ
P
D1
1.4
0
(Vo=3V)
-40 -20
0
25 50 75 100 125 150
85
0
1
2
3
4
Ambient temperature T
a
(°C)
Output current I
O
(A)
Note) Oblique line portion:Overheat protection may operate in this area.
Sheet No.: OP06068
2
PQ070XF02SZH
Fig.5 Reference Voltage vs. Junction
Fig.6 Output Voltage vs. Input Voltage
Temperature
3
1.27
R
R
1
=1kΩ,
V
IN=5V
2=1.4kΩ
Io=0A
C
C
RL=∞Ω(IO=0A)
1.265
1.26
(Vo=3V)
C
C
IN=0.33μF
=4.7μF
2.5
2
RL=3Ω(I
O=1A)
IN=0.33μF
=4.7μF
O
RL
=1.5Ω(I =2A)
O
O
Vo=3V
Ta=Room Temp
1.255
1.25
1.5
1.245
1.24
1
0.5
0
1.235
1.23
-40 -25
0
1
2
3
4
5
0
25
50
75
100 125
(˚C)
Junction temperature T
j
Input Voltage VIN (V)
Fig.7 Circuit Operating Current vs. Input
Voltage
Fig.8 Dropout Voltage vs. Output
Current
0.5
50
V
C
C
IN=2.85V
IN=0.33μF
=4.7μF
R1=1kΩ,
R2=1.4kΩ
(Vo=3V)
O
40
0.4
0.3
0.2
R1=1kΩ,
R2=1.4kΩ
(Vo=3V)
CIN=0.33μF
CO=4.7μF
Ta
=
Room Temp
30
20
10
0
RL=1.5Ω
(Io=2A)
RL=3Ω(Io=1A)
0.1
0
RL
=∞Ω(I =0A)
O
0
1
2
3
4
5
0
0.5
1
1.5
2
Input Voltage VIN (V)
Output current IO (A)
Fig.9 Quiescent Current vs. Junction
Temperature
Fig.10 Output Voltage Adjustment
Characteristics (Typical value)
1.4
10
9
V
IN=5V
R1=1kΩ
Io=0A
C
C
IN=0.33μF
=4.7μF
8
O
1.2
1
Vo=3V
7
6
5
4
3
0.8
0.6
2
1
0
100
-40 -25
0
25
50
75
100 125
(˚C)
103
104
Junction temperature T
j
R2 (Ω)
Sheet No.: OP06068
3
PQ070XF02SZH
■ꢀTypical Application
DC input
VO
1
2
4
R2
CO
+
V
IN
+
CIN
Load
3
R1
1kΩ
■ꢀSetting of Output Voltage
Output voltage is able to set from 1.5V to 7V when resistors R1 and R2 are attached to ,②、③、④ terminals. As for the external
resistors to set output voltage, refer to the figure below and Fig.10.
V
O
2
4
3
R
2
R
1
+
V
ref
VO =Vref ×(1+R 2/R1)
.
[R
1
=1k , V =1.25V]
.
ref
Sheet No.: OP06068
4
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