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ISL8843 Datasheet(PDF) 2 Page - Intersil Corporation

Part No. ISL8843
Description  Industry Standard Single-Ended Current Mode PWM Controller
Download  12 Pages
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Maker  INTERSIL [Intersil Corporation]
Homepage  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL8843 Datasheet(HTML) 2 Page - Intersil Corporation

  ISL8843 Datasheet HTML 1Page - Intersil Corporation ISL8843 Datasheet HTML 2Page - Intersil Corporation ISL8843 Datasheet HTML 3Page - Intersil Corporation ISL8843 Datasheet HTML 4Page - Intersil Corporation ISL8843 Datasheet HTML 5Page - Intersil Corporation ISL8843 Datasheet HTML 6Page - Intersil Corporation ISL8843 Datasheet HTML 7Page - Intersil Corporation ISL8843 Datasheet HTML 8Page - Intersil Corporation ISL8843 Datasheet HTML 9Page - Intersil Corporation Next Button
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Functional Block Diagram
ON
150K
100K
V
DD
CS
OUT
FB
RTCT
GND
VREF
PWM
COMPARATOR
RESET
DOMINANT
2.5V
ENABLE
8.4mA
2.9V
1.0V
OSCILLATOR
COMPARATOR
< 10nS
+
-
START/STOP
UV COMPARATOR
V
REF
5.00 V
+
-
BG
100mV
5%
ERROR
AMPLIFIER
+
-
VREF
+
-
ON
+
-
S
R
Q
Q
36K
COMP
VREF
UV COMPARATOR
4.65V
↓ 4.80V ↑
BG
A=0.5
+
-
CLOCK
1.1V 3%
CLAMP
2R
R
P/N
UVLO ON/OFF
8843
8.4 / 7.6V
VF Total = 1.15V
A
VREF FAULT
V
DD OK
100 nS
FALLING EDGE
DELAY


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