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L7292 Datasheet(PDF) 39 Page - STMicroelectronics

Part # L7292
Description  Five buck regulators power management unit
PDF  60 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L7292 Datasheet(HTML) 39 Page - STMicroelectronics

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DocID028601 Rev 1
39/60
L7292
Buck regulator description
60
Main functionalities are:
MOD selection
Regulator sequence programmability
Soft-start
PWM
PFM
Forced PWM in light-load
Current limiting
Short-circuit protection
Deep sleep mode
Forced pull-down
11.1
MOD selection - pin MODA, MODB
Connecting the pins MODA and MODB to GND or VBUS the default VOUT of switching
regulators changes according to Table 22.
Table 21. Models selection
Pin
SET A
SET B
SET C
SET D
MODA
GND
VBUS
GND
VBUS
MODB
GND
GND
VBUS
VBUS
Table 22. Regulators output voltage
BUCK
SET A VOUT [V]
SET B VOUT[V]
SET C VOUT[V]
SET D VOUT [V]
BUCK1
1.2
1.5
1.35
1.35
BUCK2
1.8
1.8
1.8
1.8
BUCK3
1.1
1.0
1.0
1.1
BUCK4
1.1
1.0
1.0
1.1
BUCK5
1.1
1.0
1.0
1.1



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