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參數(shù)資料
| 型號(hào)： | PJ3845BCS |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | PLASTIC, SOP-8 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大?。?/td> | 841K |
| 代理商： | PJ3845BCS |
PJ3844B / PJ3845B
High Performance Current Mode Controller
12-14
2002.rev. A
FIGURE 21-33 WATT OFF-LINE FLYBACK CONVERTER
WITH SOFT-START AND PRIMARY POWER LIMITING
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
TEST
CONDITIONS
RESULTS
Line Regulation 5.0V
Vin=95 to 135 Vac, Io=3.0A
20mV 0.40%
Line Regulation± 12V
Vin=95 to 135 Vac, Io=±0.75A
52mV 0.26%
Line Regulation 5.0V
Vin=115 Vac, Io=1.0 to 4.0A
476mV 9.5%
Line Regulation± 12V
Vin=115 Vac, Io=±0.4 to ±0.9A
300mV 2.5%
Line Regulation 5.0V
Vin=115 Vac, Io=3.0A
45 mVp-p
P.A.R.D.
Line Regulation± 12V
Vin=115 Vac, Io=±0.75A
75 mV p-p
P.A.R.D.
Efficiency
Vin=115 Vac, Io 5.0V=3.0A
Io ±12=±0.75A
74%
相關(guān)PDF資料 |
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| PJ431BCY | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PSSO3 |
| PJ431BCS | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PDSO8 |
| PJ431ACS | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PDSO8 |
| PJ431ACY | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PSSO3 |
| PJ431ACX | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PDSO3 |
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