NCP1341 Datasheet, PDF (2/41 Pages) ON Semiconductor – High-Voltage, Quasi-Resonant, Controller Featuring Valley Lock-Out Switching

NCP1341
TYPICAL APPLICATION SCHEMATIC
+
L
EMI
N
Filter
NCP1341xx
HV
FMAX
FB
VCC
ZCD/OPP DRV
CS
GND
+
Vout
++
Figure 1. NCP1341 8−Pin Typical Application Circuit
+
L
EMI
N
Filter
−tº
NCP1341xx
Fault
HV
FMAX
FB
VCC
ZCD/OPP DRV
CS
GND
+
Vout
++
Figure 2. NCP1341 9−Pin Typical Application Circuit
Table 1. ORDERABLE PART NUMBERS
Ordering Code
NCP1341B1DR2G
NCP1341B1D1R2G
Device Marking
1341B1
1341B1
Pins
8
9
Fault
Pin
No
Yes
FMAX
Pin
Yes
Yes
PEM
Yes
Yes
Fault/Overload
Protection
Auto−Restart
Auto−Restart
Frequency
Clamp
None
None
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