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ST8R00W Fiches technique(PDF) 9 Page - STMicroelectronics

No de pièce ST8R00W
Description  Micropower 1A synchronous step-up DC-DC converter
PDF  19 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST8R00W Fiches technique(HTML) 9 Page - STMicroelectronics

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ST8R00
Typical characteristics
9/19
6
Typical characteristics
(L = 4.7µH, CI = CO = 10µF)
Figure 4.
Voltage feedback vs temperature
Figure 5.
Feedback current vs temperature
Figure 6.
Supply current vs temperature
(for ST8R00W)
Figure 7.
Supply current vs temperature
(for ST8R00W)
Figure 8.
Supply current vs temperature
(for ST8R00W)
Figure 9.
LX current limitation vs
temperature
1.1
1.12
1.14
1.16
1.18
1.2
1.22
1.24
1.26
1.28
1.3
-75 -50 -25
0
25
50
75
100 125 150 175
T [°C]
V
I=VINH=5V, IO=50mA
1.1
1.12
1.14
1.16
1.18
1.2
1.22
1.24
1.26
1.28
1.3
-75 -50 -25
0
25
50
75
100 125 150 175
T [°C]
V
I=VINH=5V, IO=50mA
-100
0
100
200
300
400
500
600
700
-75 -50 -25
0
25
50
75
100 125 150 175
T [°C]
V
I=5V, VINH=2V, No Inductor, No Bridge
-100
0
100
200
300
400
500
600
700
-75 -50 -25
0
25
50
75
100 125 150 175
T [°C]
V
I=5V, VINH=2V, No Inductor, No Bridge
V
I=VINH=5V, No Load
0
2
4
6
8
10
12
14
16
18
20
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
@V
O=7V
V
I=VINH=5V, No Load
0
2
4
6
8
10
12
14
16
18
20
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
@V
O=7V
0
5
10
15
20
-75 -50 -25
0
25
50
75
100 125 150 175
T [°C]
V
I=5,VINH=2V,No Load, VO@ 7V
0
5
10
15
20
-75 -50 -25
0
25
50
75
100 125 150 175
T [°C]
V
I=5,VINH=2V,No Load, VO@ 7V
V
I=5V, VINH=GND, VFB=2V
400
450
500
550
600
650
700
750
800
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
No resistors bridge and inductor directly to V
I
V
I=5V, VINH=GND, VFB=2V
400
450
500
550
600
650
700
750
800
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
No resistors bridge and inductor directly to V
I
0
0.5
1
1.5
2
2.5
3
3.5
4
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
V
IN=VINH=5V, @VO<10%
0
0.5
1
1.5
2
2.5
3
3.5
4
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
V
IN=VINH=5V, @VO<10%



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