ADP3208C ON Semiconductor, ADP3208C Datasheet - Page 2

• Manufacturer Part Number: ADP3208C
• Description: 7-bit,programmable,dual- Phase,mobile,cpu,synchronous Buck Controller
• Manufacturer: ON Semiconductor

ADP3208C
PWRGD
TTSNS
CLKEN
FBRTN
COMP
LLINE
VRTT
PSI
PSI
FB
DAC - 300mV
REF
CSREF
DAC - 200mV
+
+
PWRGD
Reference
Reference
CLKEN
CLKEN
Precision
Precision
GND
Open
Open
Open
Drain
Drain
Drain
Σ Σ
Σ Σ
FUNCTIONAL BLOCK DIAGRAM
+
DAC
Thermal
Thermal
Throttle
Throttle
Control
Control
VID
_
1.7V
VCC EN
Shutdown
Shutdown
and Bias
and Bias
Rev. 1 | Page 2 of 41 | www.onsemi.com
UVLO
UVLO
+
+
+
-
-
-
+
+
-
-
CSREF
VEA
PWRGD
Start Up
Start Up
Start Up
CLKEN
CLKEN
Delay
Delay
Delay
+
+
RPM RT RAMP
-
-
OVP
Oscillator
Shutdown
DAC
Balancing
Balancing
Delay
Figure 1.
OCP
Current
Current
Circuit
Circuit
Transient
Disable
Delay
Delay
Soft
Current
Circuit
Limit
VARFREQ
REF
Driver
Logic
Soft Transient
SP
DPRSTP
DPRSTP
DPRSLP
Soft Start
Logic
Current
Monitor
+
+
-
-
PGND2
DRVL2
DPRSTP
DPRSTP
IMON
CSREF
CSSUM
CSCOMP
BST1
PVCC1
PVCC2
DPRSLP
PGND1
DRVH1
SW1
BST2
DRVH2
SW2
ILIMN
DRVL1
ILIMP