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ST8R00 数据表(PDF) 12 Page - STMicroelectronics

部件名 ST8R00
功能描述  Micropower 1A synchronous step-up DC-DC converter
PDF  19 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST8R00 数据表(HTML) 12 Page - STMicroelectronics

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Typical characteristics
ST8R00
12/19
Figure 22.
Output voltage vs input voltage (for
ST8R00W)
Figure 23.
Maximum output current vs output
voltage
Figure 24.
Efficiency vs output current
Figure 25.
Efficiency vs input voltage
Figure 26.
Efficiency vs input voltage
Figure 27.
Inductor current (for ST8R00W)
VI=5V ,VINH= 2V, L=4.7µH, CI=CO=10µF, No Load, T=25°C
V
I=VINH from 0 to 6V, IO=400mA
0.00
2.00
4.00
6.00
8.00
10.00
12.00
01
23
45
6
V
I [V]
125°C
25°C
0°C
-25°C
V
I=VINH from 0 to 6V, IO=400mA
0.00
2.00
4.00
6.00
8.00
10.00
12.00
01
23
45
6
V
I [V]
125°C
25°C
0°C
-25°C
V
I=VINH=5V
Pc
os
t=
6W
OPERATIVE ZONE
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
5.5
6.5
7.5
8.5
9.5
10.5
11.5
12.5
V
O [V]
P
MAX=6W
V
I=VINH=5V
Pc
os
t=
6W
OPERATIVE ZONE
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
5.5
6.5
7.5
8.5
9.5
10.5
11.5
12.5
V
O [V]
P
MAX=6W
V
I= VINH=5V, VO=9.5V
0
10
20
30
40
50
60
70
80
90
100
0
0.2
0.4
0.6
0.8
1
I
O [A]
ST8R00
ST8R00W
V
I= VINH=5V, VO=9.5V
0
10
20
30
40
50
60
70
80
90
100
0
0.2
0.4
0.6
0.8
1
I
O [A]
ST8R00
ST8R00W
V
I=VINH= 5V, IO=100mA
40
50
60
70
80
90
100
3.5
4
4.5
5
5.5
6
6.5
V
I [V]
ST8R00
ST8R00W
V
I=VINH= 5V, IO=100mA
40
50
60
70
80
90
100
3.5
4
4.5
5
5.5
6
6.5
V
I [V]
ST8R00
ST8R00W
V
I=VINH=5V, IO=500mA
40
50
60
70
80
90
100
3.5
4
4.5
5
5.5
6
6.5
V
I [V]
ST8R00
ST8R00W
V
I=VINH=5V, IO=500mA
40
50
60
70
80
90
100
3.5
4
4.5
5
5.5
6
6.5
V
I [V]
ST8R00
ST8R00W
I
LX
V
LX



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