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IRS2168DPBF Datasheet(PDF) 7 Page - International Rectifier

Part No. IRS2168DPBF
Description  ADVANCED PFC BALLAST CONTROL IC
Download  21 Pages
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Maker  IRF [International Rectifier]
Homepage  http://www.irf.com
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IRS2168DPBF Datasheet(HTML) 7 Page - International Rectifier

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IRS2168D(S)PbF
www.irf.com
Page 7
Schematic Block Diagram
PFC
COMP
ZX
6.5V
2V
Q
S
R2 Q
R1
Q
S
RQ
VCC
OC
CPH
VCC
VCO
FMIN
COM
R
R
R
VBUS
VB
HO
VS
LO
CS
High-
Side
Driver
Low-
Side
Driver
1.2V
10
13
8
3
4
2
1
14
16
15
11
7
5
6
VCC
UVLO
400us
Watchdog
Timer
12
OVP
4.3V
65 Event
Fault
Counter
4.0V
VBUS
Under-Voltage
Reset
Gain
OTA1
Driver
and
Deadtime
Logic
15.6V
1.2V
Bootstrap
Control
VCC
RUN
200ns
Blank Time
IGN
R
SD/EOL
9
2V
5V
1V
3V
3V
Q
S
RQ
VCC
3V
Ballast Control
PFC Control
VCC
IN
OUT
2V
2.0V
I
FMIN
R
RFMIN
I
FMIN=
+/-10uA
Mode
Logic
PH
Ignition
Regulation
Fault
Logic
Oscillator
VCC
1M
Please Note: All values shown in block diagram are typical values only.


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