ADP3208 ON Semiconductor, ADP3208 Datasheet - Page 17

• Manufacturer Part Number: ADP3208
• Description: 7-bit, Programmable, Dual-phase, Mobile, Cpu, Synchronous Buck Controller
• Manufacturer: ON Semiconductor

VCC
RAMP
I
I
R
R
= A
= A
R
R
C
C
× I
×
R
R
I
RAMP
RAMP
A
A
D
D
OSCILLATOR
OSCILLATOR
COMP
CLOCK
CLOCK
0.2V
0.2V
R
A
C
FB
C
A
FB
Figure 25. Dual-Phase PWM Mode Operation
+
R
+
C
FB
Rev. 1 | Page 17 of 38 | www.onsemi.com
B
V
VDC
+ –
CS
FBRTN
FLIP-FLOP
FLIP-FLOP
RD
S
RD
S
Q
Q
LLINE
–
+
CSCOMP
GATE DRIVER
GATE DRIVER
IN
DRVH
DRVH
DRVL
DRVL
BST
BST
SW
SW
CSSUM
DRVH1
DRVH2
DRVL1
DRVL2
CSREF
R
C
BST2
BST1
SW1
SW2
CS
CS
5V
5V
VCC
VCC
R
R
PH
PH
R
R I
I
L
L
ADP3208
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