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ST1S32 Datasheet(PDF) 24 Page - STMicroelectronics

Part # ST1S32
Description  4 A DC step-down switching regulator
PDF  29 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST1S32 Datasheet(HTML) 24 Page - STMicroelectronics

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Typical characteristics
ST1S32
24/29
Doc ID 023246 Rev 1
7
Typical characteristics
Figure 12.
Efficiency vs. IOUT @ VIN = 5 V
Figure 13.
Zero load operation
Figure 14.
100 mA operation
Figure 15.
Efficiency vs. IOUT @ VIN = 3.3 V
VIN=5V
Green: IL (100mA/div)
Yellow: SW (1V/div)
Red: VOUT (20mV/div)
Timescale 2us/div
VIN=5V, VOUT=1.2V, IO=0A
Green: IL (100mA/div)
Yellow: SW (1V/div)
Red: VOUT (20mV/div)
Timescale 2us/div
VIN=5V, VOUT=1.2V, IO=100mA
VIN=3.3V



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