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| XR77103 Datasheet, PDF (2/28 Pages) Exar Corporation – 3-Output Programmable Buck Regulator | |||
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Typical Application
XR77103
PGOOD
28
VIN
46
VIN VCC
Internal
Supply
24
PGOOD
PGOOD
OSC
SYNC
25
VIN = 5.5 to 14V
10 VIN1
15 VIN2
31 VIN3
XR77103
VOUT3 = 0.8 to 6V
BST3
32
30 LX3
29 LX3
1 VOUT3
2 COMP3
3 A0
BUCK3
NVM
I2C
Interface
nWR VL SDA SCL
20 23
21 22
BUCK1
BST1
9
LX1 12
LX1
11
VOUT1 8
COMP1 7
BUCK2
BST2 16
LX2 14
LX2 13
VOUT2 17
COMP2 18
EN AGND DGND GND
26 27 19 5 EP
3.3V
Figure 1. Typical Application
VOUT1 = 0.8 to 6V
VOUT2 = 0.8 to 6V
REV1B
2/28
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