LM10520 Datasheet, PDF (11/40 Pages) National Semiconductor (TI) – 20A Adaptive Voltage Scaling (AVS) Evaluation Board

www.ti.com
FREQ/SYNC*
BLOCK DIAGRAM
SD
V_CC
LM10520
SNVS638 – NOVEMBER 2010
PGND PGND
PWGD
SS/TRACK
FB
EAO
CNTL_EN
CONTROL
FLT_N
ADDR
PLL*
CLOCK &
RAMP
10 Ps
DELAY
SSDONE
SHUT DOWN
LOGIC
10 PA
OV
0.71V
UV
0.434V
90 PA
Soft-Start
Comparator
+ Logic
REF
V_REF=0.6V
+
EA
-
1V_PP
UVLO
SYNCHRONOUS
DRIVER LOGIC
PWM
PWM LOGIC
Zero Detector
40 PA
-
ILIM
+
POR
Slave Power
Controller
(SPC 2)
IDAC
LDO
BOOT
HG
LG
I_SEN
ON/OFF
VIN
VCC5
VDD
IAVS
VPWI
SPWI
SCLK
RESET_N
EN_BIAS
Copyright © 2010, Texas Instruments Incorporated
Product Folder Links: LM10520
Submit Documentation Feedback
11