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ST1S31D-R 数据表(PDF) 29 Page - STMicroelectronics

部件名 ST1S31D-R
功能描述  3 A DC step-down switching regulator
PDF  35 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST1S31D-R 数据表(HTML) 29 Page - STMicroelectronics

Back Button ST1S31D-R Datasheet HTML 25Page - STMicroelectronics ST1S31D-R Datasheet HTML 26Page - STMicroelectronics ST1S31D-R Datasheet HTML 27Page - STMicroelectronics ST1S31D-R Datasheet HTML 28Page - STMicroelectronics ST1S31D-R Datasheet HTML 29Page - STMicroelectronics ST1S31D-R Datasheet HTML 30Page - STMicroelectronics ST1S31D-R Datasheet HTML 31Page - STMicroelectronics ST1S31D-R Datasheet HTML 32Page - STMicroelectronics ST1S31D-R Datasheet HTML 33Page - STMicroelectronics Next Button
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DocID022998 Rev 4
29/35
ST1S31
Typical characteristics
35
Figure 23. Zero load operation
Figure 24. Overcurrent protection
Figure 25. 100 mA operation
Figure 26. Short-circuit protection
Green: IL (100mA/div)
Yellow: SW (1V/div)
Red: VOUT (20mV/div)
Timescale 2us/div
V
IN =5V, V
OUT =1.2V, I
O=0A
AM11429v1
AM11430v1
Green: IL (1A/div)
Yellow: SW (1V/div)
Red: VOUT(200mV/div)
Timescale 100us/div
V
IN =5.5V
, V
OUT =1.2V, I
LOAD =0.5A
- > 4.8A
Red: VOUT
AM11431v1
Green: IL (100mA/div)
Yellow: SW (1V/div)
(20mV/div)
Timescale 2us/div
VIN =5V, VOUT=1.2V, IO=100mA
AM11430v1
AM11430v1
Green: IL (1A/div)
Yellow: SW (1V/div)
Red: VOUT
(200mV/div)
Timescale 50us/div
VIN=5.5V, VOUT=1.2V



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