ISL6269_06 Datasheet, PDF (8/17 Pages) Intersil Corporation – High-Performance Notebook PWM Controller with Bias Regulator and Audio-Frequency Clamp

Block Diagram
VIN
GND
VCC
EN
PACKAGE BOTTOM
V_REF
−
OVP
−
UVP
FB
COMP
ISEN
+
EA
−
OCP
I_OC
PGOOD
LDO
+
g_mV_IN
+
g_mV_O
PWM FREQUENCY
CONTROL
+
−^VW
+
+
−
C_R
V_R
V_COMP
+
R
PWM _Q
S
POR
DIGITAL SOFT-START
30Ω
90Ω
60Ω
150°OT
FIGURE 2. SCHEMATIC BLOCK DIAGRAM
DRIVER
SHOOT THROUGH
PROTECTION
DRIVER
VO
FSET
BOOT
UG
PHASE
PVCC
LG
PGND
FCCM