Datasheet

Driver
I-sense
amp
-
+
Vbst
BST
SW
PVIN
Logic
Current
Limit
TSD
EN_buf
Iref
GND
PWM
Comparator
OV
Comparator
FB
SS
110% Vref
Vref
Vddi
Gm
Amplifier
Internal
Compensation
+
+
0.32V
Slave
OSC
Freq. Foldback
Comparator
CLK
AVIN
Switching Regulator 1
SHARED CONTROL
Corrective Ramp
Isense
Reset
Pulse
Main
OSC
CLK2
CLK1
Thermal
Shutdown
TSD
UVLO
Comparator
Reference
Internal
Regulator
uvlo
Vref
Vref_LDO
Internal
Regulator
Vbst
Vddi
EN1_buf
EN2_buf
EN1
EN2
+
-
+
Bootstrap
Diode
LM26400Y
SNVS457C –FEBRUARY 2007–REVISED APRIL 2013 www.ti.com
Block Diagram
10 Submit Documentation Feedback Copyright © 2007–2013, Texas Instruments Incorporated
Product Folder Links: LM26400Y