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STBB2 датащи(PDF) 13 Page - STMicroelectronics

номер детали STBB2
подробное описание детали  800 mA 2.5 MHz, high efficiency dual mode buck-boost DC-DC converter
PDF  25 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STBB2 датащи(HTML) 13 Page - STMicroelectronics

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STBB2
Typical performance characteristics
Figure 13. Efficiency vs. output current (PWM / auto mode)
Figure 14. VIN = 2.4 V, VOUT = 3.4 V, IOUT = from 80 mA to 630 mA
Figure 15. VIN = 4.2 V, VOUT = 3.4 V, IOUT = from 80 mA to 1100 mA
AM10442v1
0
10
20
30
40
50
60
70
80
90
100
1
10
100
1000
IOUT [mA]
Vin=2.5V PWM mode
Vin=2.5V Auto mode
VOUT = 3.4 V
Time base 1 msec
Output Voltage
200 mV/div
, AC
Output Current
500 mA/div
V
OUT = 3.4 V
Input voltage 200 mV/div,
DC Offset 2.46
Output Current
500 mA/div
Output Voltage
200 mV/div, AC
V
OUT = 3.4 V
Time base 1 msec
Input voltage
200 mV/div, DC offset 4.2 V



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