ADP3211 ON Semiconductor, ADP3211 Datasheet - Page 2

• Manufacturer Part Number: ADP3211
• Description: 7-bit, Programmable, Single-phase, Synchronous Buck Controller
• Manufacturer: ON Semiconductor

PWRGD
CLKEN
FBRTN
COMP
LLINE
FB
DAC − 300 mV
DAC + 200mV
REF
CSREF
PWRGD
Open
Drain
CLKEN
Reference
GND
Open
Drain
Precision
+
+
UVLO Shutdown
S
S
DAC
and Bias
VID
+
Figure 1. Functional Block Diagram
VCC
CSREF
_
+
+
−
−
PWRGD
EN
Start Up
CLKEN
Startup
+
1.55V
−
Delay
Delay
VEA
http://onsemi.com
−
OVP
+
Transient
Delay
Disable
2
RPM
Delay
Soft
DAC
Oscillator
RT
Current
Circuit
Limit
RAMP
Shutdown
MOSFET
Soft Start
Transient
and Soft
Monitor
Control
Current
Driver
Delay
REF
OCP
PVCC
+
−
BST
DRVH
SW
DRVL
IMON
CSREF
CSFB
CSCOMP
ILIM
GPU
PGND