ISL6740 INTERSIL [Intersil Corporation], ISL6740 Datasheet - Page 3

• Manufacturer Part Number: ISL6740
• Description: Flexible Double Ended Voltage and Current Mode PWM Controllers
• Manufacturer: INTERSIL [Intersil Corporation]

Functional Block Diagram
VERROR
SCSET
GND
RTC
RTD
OTS
UV
CT
CS
IRTC
IRTD
VDD
1.00 V
BG
+ -
INHIBIT/VIN UV
+
-
+
-
OSCILLATOR
+130°C TO +150°C
OT SHUTDOWN
ENABLE
INTERNAL
80mV
INHIBIT
CLK
0.25
5.00 V
VREF
(Continued)
1%
N_SYNC OUT
SHORT CIRCUIT
EXT. SYNC
DETECTION
SYNCHRONIZATION
BI-DIRECTIONAL
0.6V
VREF
+
- -
+
-
COMPARATOR
PWM
OC DETECT
4.5k
100
SYNC
SYNC IN
SS DONE
0.2
SS
VREF/2
ISL6741
-
+
4.5V
SS CLAMP
PWM LATCH
RESET
DOMINANT
-
+
S
R
PWM TOGGLE
Q
Q
T
SC S/D
SC LATCH
Q
Q
300k
S
R
Q
Q
FL
SS DONE
INHIBIT
VREF UV 4.65V
SC S/D
SS LOW
FAULT LATCH
SET DOMINANT
+
+
-
-
S
R
BG
0.27V
Q
Q
+ -
FL
ON
V REF
15µA
V REF
70µA
OUTA
OUTB
SS
FAULT