34704_11 Datasheet, PDF (49/54 Pages) Freescale Semiconductor, Inc – Multiple Channel DC-DC Power Management IC

TYPICAL APPLICATIONS
Figure 10. 34704A Typical Application Diagram
VIN
(21)
REG8
34704B
VIN
VG
SW8
BT8
REG8
VG
SW1
BT1
FB8
VIN
PVIN5
BT5D
SW5D
V5
VOUT5
SW5U
REG5
BT5U
FB5
COMP5
VIN
PVIN4
BT4D
SW4D
V4
VOUT4
REG2
REG3
VIN
PVIN2
BT2D
SW2D
VOUT2
V2
SW2U
BT2U
FB2
COMP2
VIN
PVIN3
BT3
SW3
VOUT3
V3
VBUS
SW4U
BT4U
FB4
COMP4
VDDI
REG4
FB3
VIN
ONOFF
VIN
VIN
SCL
VIN
SDA
V2
FREQ
VIN
(EXPAD)
RST
VIN
PGND
SS
AGND
(20)
Notes
20. AGND(S) & PGND(S) SHOULD BE CONNECTED TOGETHER AS CLOSE TO THE IC AS POSSIBLE
21. REFER TO THE FB8 FUNCTIONAL PIN DESCRIPTION ON PAGE 17.
Figure 11. 34704B Typical Application Diagram
Analog Integrated Circuit Device Data
Freescale Semiconductor
34704
49