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STBB1-APUR датащи(PDF) 13 Page - STMicroelectronics

номер детали STBB1-APUR
подробное описание детали  1 A, high efficiency single inductor dual mode buck-boost DC-DC converter
PDF  22 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STBB1-APUR датащи(HTML) 13 Page - STMicroelectronics

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STBB1-AXX
Typical performance characteristics
Doc ID 022197 Rev 2
13/22
Figure 11.
Boost region operation
Figure 12.
Buck-boost region operation
VIN = 2.5 V VO = 3.3 V IO = 200 mA, PWM mode
VIN = 3.6 V VO = 3.3 V IO = 100 mA, pulse skipping mode
Figure 13.
Buck-boost region operation
Figure 14.
Buck-boost region operation
VIN = 3.6 V VO = 3.3 V IO = 500 mA, PWM mode
VIN = 3.6 V VO = 3.3 V IO = 50 mA, PWM mode
Figure 15.
Buck region operation
Figure 16.
Buck region operation
VIN = 4.2 V VO = 3.3 V IO = 100 mA, pulse skipping mode
VIN = 4.2 V VO = 3.3 V IO = 500 mA, PWM mode
SW1
3 V/div
SW2
3 V/div
I
L
0.2 A/div
V
O
20 mV/div
AC Coupled
TIMEBASE: 0.5
µs/div
SW1
3 V/div
SW2
3 V/div
I
L
0.2 A/div
V
O
100 mV/div
AC Coupled
TIMEBASE: 1µs/div
SW1
3 V/div
SW2
3 V/div
I
L
0.3 A/div
V
O
30 mV/div
AC Coupled
TIMEBASE: 0.5
µs/div
SW1
3 V/div
SW2
3 V/div
I
L
0.1 A/div
V
O
20 mV/div
AC Coupled
TIMEBASE: 1
µs/div
SW1
3 V/div
SW2
3 V/div
I
L
0.4 A/div
V
O
300 mV/div
AC Coupled
TIMEBASE: 2
µs/div
SW1
3 V/div
SW2
3 V/div
I
L
0.4 A/div
V
O
20 mV/div
AC Coupled
TIMEBASE: 0.2
µs/div



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