PJ3842BCS Просмотр технического описания (PDF) - Unspecified
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PJ3842BCS Datasheet PDF : 15 Pages
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PJ3842B
High Performance Current Mode Controller
FIGURE 21-33 WATT OFF-LINE FLYBACK CONVERTER
WITH SOFT-START AND PRIMARY POWER LIMITING
TEST
Line Regulation 5.0V
Line Regulation± 12V
Line Regulation 5.0V
Line Regulation± 12V
Line Regulation 5.0V
Line Regulation± 12V
Efficiency
CONDITIONS
Vin=95 to 135 Vac, Io=3.0A
Vin=95 to 135 Vac, Io=±0.75A
Vin=115 Vac, Io=1.0 to 4.0A
Vin=115 Vac, Io=±0.4 to ±0.9A
Vin=115 Vac, Io=3.0A
Vin=115 Vac, Io=±0.75A
Vin=115 Vac, Io 5.0V=3.0A
Io ±12=±0.75A
RESULTS
20mV 0.40%
52mV 0.26%
476mV 9.5%
300mV 2.5%
45 mVp-p
P.A.R.D.
75 mV p-p
P.A.R.D.
74%
T1
Coilcraft 11-464-16, 0.025” gap
in each leg
Baobbin :
Coilcraft 37-573
Windings:
Primary , 2 each:
75 turns #26 Awg Bifilar wound
Feedback:
15 turns #26 Awg
Secondary , 5.0V:
6 turns #22 Awg Bifiar wound
Secondary , 5.0V:
14 turns #24 Awg Bifiar wound
L1
Coilcraft Z7156. 15μF @ 5.0A
L2,L3
Coilcraft Z7157. 25μF @ 1.0A
12-15
2002/01.ver.A
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