NCP1606 Просмотр технического описания (PDF) - ON Semiconductor
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NCP1606 Datasheet PDF : 22 Pages
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NCP1606
VCC
VOUT
CBULK
DBOOST
ROUT1
FB
ROUT2
CCOMP
Control
AC IN LBOOST
Ct
Ct
CS
RSENSE
RZCD
ZCD
Shutdown
nPOK
−
+
300
mV
E/A −
ESD +
UVP
ESD
(Enable EA)
Dynamic OVP
Isink>Iovp
2.5 V
Enable
VCONTROL
Measure
IEAsink
VDD
VEAL
Clamp
Static OVP
Static OVP is triggered
when clamp is activated.
VCC
+ UVLO
−
VDD
VDDGD
VDD Reg
Fault
ESD
VDD
270 mA
ESD
VEAH
Clamp
Add VEAL
Offset
PWM
−
+
nPOK
DRV
LEB
ESD
+ OCP
−
VCS(limit)
VDD
VCL(NEG)
Active
Clamp
+
2.3 V −
Demag
SQ
+
RQ
−
1.6 V
Off Timer
−
Reset
+
Shutdown
VCL(POS)
Clamp
200 mV
VDDGD
SQ
RQ
VCC
SQ
RQ
SQ
RQ
SQ
RQ
VDDGD
POK
nPOK
DRV
GND
*All SR Latches are Reset Dominant
*All values shown are typical only. Refer to the “Electrical Characteristics”
for complete specifications.
Figure 2. Block Diagram
http://onsemi.com
2
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