ISL6269A_14 Datasheet, PDF (3/15 Pages) Intersil Corporation – High-Performance Notebook PWM Controller

Block Diagram
VIN
GND
VCC
EN
PACKAGE BOTTOM
V_REF
-
OVP
-
UVP
FB
COMP
ISEN
+
EA
-
OCP
I_OC
PGOOD
30W
+
g_mV_IN
+
g_mV_O
PWM FREQUENCY
CONTROL
+
V_W
-
+
+
C_R
-
V_R
V_COMP
+
R
PWM _Q
S
POR
DIGITAL SOFT-START
90W
60W
150°OT
FIGURE 1. SCHEMATIC BLOCK DIAGRAM
DRIVER
SHOOT THROUGH
PROTECTION
DRIVER
VO
FSET
BOOT
UG
PHASE
PVCC
LG
PGND
FCCM