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NCP1395 Datasheet(PDF) 4 Page - ON Semiconductor

Part No. NCP1395
Description  High Performance Resonant Mode Controller
Download  27 Pages
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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NCP1395 Datasheet(HTML) 4 Page - ON Semiconductor

 
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NCP1395A/B
http://onsemi.com
4
Vref
Fmin
Vdd
Imin
Vfb = < Vfb_off
C
IDT
+
+
DT Adj.
I = Imax for Vfb = 5 V
I = 0 for Vfb < Vfb_off
Vref
Vdd
Imin
Vfb = < Vfb_off
Vref
Vdd
Imax
Vfb = 5
Fmax
Vdd
Itimer
If FAULT Itimer else 0
+
Timer
+
Vref
PON
Reset
Fault
Vdd
ISS
SS
FB
RFB
+
+
Vfb_fault
+
G = 1
> 0 only if
V(FB) > Vfb_off
IDT
Vref
Vdd
+
Vfb_off
DT
Deadtime
Adjustment
Vdd
+
BO
+
VBO
AGND
+
+
Vlatch
20
ms Noise
Filter
Clk
D
S
Q
Q
R
PON Reset
50% DC
Temperature
Shutdown
PON
Reset
Fault
Timeout
Fault
+
+
Vref_FB
Vref
gm
NINV
OUT
BO
Reset
FF
+
Slow
Fault
+
Vref Fault
SS Reset on
A Version Only
+
+
Vref Fault
Fast
Fault
20 V
VCC
Timeout
Fault
SS
UVLO
Fault
B
A
PGND
Figure 2. Internal Circuit Architecture
IBO


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