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STM32H7B3AI 数据表(PDF) 90 Page - STMicroelectronics

部件名 STM32H7B3AI
功能描述  32-bit Arm® Cortex®-M7 280 MHz MCUs, 2-Mbyte flash memory, 1.4-Mbyte RAM, 46 com. and analog interfaces, SMPS, crypto
PDF  238 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM32H7B3AI 数据表(HTML) 90 Page - STMicroelectronics

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Figure 28. SMPS efficiency vs load current in Stop and DStop2 modes (SVOS3 LP mode, SVOS4, SVOS5),
TJ = 30 °C
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
VDDSMPS = 1.8V, SVOS5
in Stop2 mode
VDDSMPS = 3.3V, SVOS5
in Stop2 mode
VDDSMPS = 1.8V, SVOS4
in Stop2 mode
VDDSMPS = 3.3V, SVOS4
in Stop2 mode
VDDSMPS = 1.8V, SVOS3
in Stop2 mode
VDDSMPS = 3.3V, SVOS3
in Stop2 mode
Efficiency (%)
Current (mA)
100
Figure 29. SMPS efficiency vs load current in Stop and DStop2 modes (SVOS3 LP mode, SVOS4, SVOS5),
TJ = 130 °C
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
VDDSMPS = 1.8V, SVOS5
in Stop2 mode
VDDSMPS = 3.3V, SVOS5
in Stop2 mode
VDDSMPS = 1.8V, SVOS4
in Stop2 mode
VDDSMPS = 3.3V, SVOS4
in Stop2 mode
VDDSMPS = 1.8V, SVOS3
in Stop2 mode
VDDSMPS = 3.3V, SVOS3
in Stop2 mode
Efficiency (%)
Current (mA)
100
6.3.4
Operating conditions at power-up / power-down
Subject to general operating conditions for TA.
Operating conditions at power-up / power-down (regulator ON)
STM32H7B3xI
Operating conditions
DS13139 - Rev 8
page 90/238



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