ISL8841AMBZ Intersil, ISL8841AMBZ Datasheet - Page 3
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ISL8841AMBZ
Manufacturer Part Number
ISL8841AMBZ
Description
IC PWM CTRLR SGL-ENDED 8-SOIC
Manufacturer
Intersil
Datasheet
1.ISL8841AABZ-T.pdf
(15 pages)
Specifications of ISL8841AMBZ
Pwm Type
Current Mode
Number Of Outputs
1
Frequency - Max
2MHz
Duty Cycle
50%
Voltage - Supply
9 V ~ 30 V
Buck
Yes
Boost
Yes
Flyback
Yes
Inverting
No
Doubler
No
Divider
No
Cuk
No
Isolated
Yes
Operating Temperature
-55°C ~ 125°C
Package / Case
8-SOIC (3.9mm Width)
Frequency-max
2MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Functional Block Diagram
COMP
RTCT
GND
V DD
CS
FB
100k
150k
VREF
AMPLIFIER
ERROR
2.9V
1.0V
ON
8.4mA
+ -
COMPARATOR
OSCILLATOR
UV COMPARATOR
+
-
START/STOP
2.5V
<10ns
+
-
+
-
VF TOTAL = 1.15V
A = 0.5
CLOCK
A
V DD
ON
OK
100mV
2R
ENABLE
R
COMPARATOR
CLAMP
V REF
5.00V
1.1V
PWM
+
-
ISL8841A/
ISL8844A/
ISL8845A
DOMINANT
ONLY
RESET
T
S
R
Q
Q
Q
Q
VREF FAULT
UV COMPARATOR
4.65V
VREF
4.80V
+
-
36k
VREF
OUT