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L5952 Datasheet(PDF) 13 Page - STMicroelectronics

Part # L5952
Description  MULTIPLE MULTIFUNCTION VOLTAGE REGULATOR
PDF  15 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L5952 Datasheet(HTML) 13 Page - STMicroelectronics

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L5952
voltage may not be present.
Note - example 1 & 2 don’t use the OUT2 and OUT6 bytes in the initial set procedure, since these two bytes are not related to the setting of
output voltages
< Example 2B - autoincrement mode - >
power on Vin = ON All output OFF (at RESET = “L”)
release reset RESET = “H”
start I2C
initial set
1000 1000 Chip address
0001 0001 OUT3 subaddress, autoincrement ON
0000 0010 OUT3 data (8.3V, OFF)
0000 0010 OUT4 data (7.0V, OFF)
0000 0000 OUT5 data (3.3V, OFF)
stop I2C
start I2C
set turn-on
1000 1000 Chip address
0001 0010 OUT4 subaddress, autoincrement ON
0000 0011 OUT4 data (7.0V, ON)
0000 0001 OUT5 data (3.3V, ON)
0000 0001 OUT6 data (ON)
0000 0001 OUT2 data (ON)
0000 0011 OUT3 data (8.3V, ON)
stop I2C
The autoincrement implements a counter by 5, this means that during autoincrement the next date after out 6
byte will be OUT2 date byte.
In the example are refreshed in sequence the bytes: OUT4 - OUT5 - OUT6 - OUT2 - OUT3



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