ISL62870 Intersil Corporation, ISL62870 Datasheet - Page 2

• Manufacturer Part Number: ISL62870
• Description: PWM DC/DC Voltage Regulator Controller
• Manufacturer: Intersil Corporation

Block Diagram
SREF
GND
FB
−
+
EA
500mV
FIGURE 1. SIMPLIFIED FUNCTIONAL BLOCK DIAGRAM OF ISL62870
+
−
100pF
V
VSET
COMP
VREF
EN
−
OVP
+
−
UVP
+
FB
FAULT
POR
V
W
VCC
H
L
IN
RUN
FAULT
g
V
g
m
R
m
OCP
V
V
IN
O
−
+
OTP
PWM
PWM
C
VCC
r
RUN
RUN
SHOOT-THROUGH
PROTECTION
+
−
+
−
DRIVER
DRIVER
I
OCSET
10µF
100kΩ
BOOT
UGATE
PHASE
PVCC
LGATE
PGND
VO
OCSET
PGOOD