ISL62870 Datasheet, PDF (2/16 Pages) Intersil Corporation – PWM DC/DC Voltage Regulator Controller

Block Diagram
FB
SREF
GND
EN
−
EA
+
V_COMP
100pF
+
VSET
−
VCC
POR
FAULT
V_W
RUN
H
L
IN
PWM
RUN
DRIVER
OTP
SHOOT-THROUGH
PROTECTION
PWM
DRIVER
RUN
g_mV_IN
VCC
+
−
C_r
V_R
+
g_mV_O
−
100kΩ
BOOT
UGATE
PHASE
PVCC
LGATE
PGND
VREF
500mV
−
OVP
+
FB
−
UVP
+
FAULT
−
OCP
+
FIGURE 1. SIMPLIFIED FUNCTIONAL BLOCK DIAGRAM OF ISL62870
I_OCSET
10µF
VO
OCSET
PGOOD