Power Transformer
:
LSPA20227
L.S.E.
Mechanical
Feature
◆ Universal Input 85~265 Volts
◆ Designed for Power Integrations
TNY Switch II Chip Sets
Note :
EPOXY×4
1. Unit:mm
2. Scale:F
3. 【YYWW】:Date Code
Schematic
PRI.
SEC.
LSPA20227
●
LSE YYWW
1.8V
3.3V
UNIV.
INPUT
3.2 ±0.5
SQ 0.5
11.2 ±0.5
2.54 ±0.3
-0.0/+0.2
16.0 MAX.
φ 1.1
*12
11.2 Typ.
2.54 Typ.
Electrical Characteristics
A. D.C. Resistance: (25℃)
R(5-2):4.750 Ω max.
R(8-11):21.0 mΩ max.
B. Inductance:
L(5-2):1.492 mH ±10%
C. Leakage Inductance:
Lk(5-2):113.0 µH max.
D. Turns Ratio:
@ 132 KHz, 1V, Ls
@ 132 KHz, 1V, Ls, shorted P(8+10+11)
P(8-10)==> 0.020 ± 0.008Vrms
P(10-11)==> 0.030 ± 0.008Vrms
P(8-11)==> 0.050 ± 0.008Vrms
E. Isolation Voltage(Hi-Pot):
Pri. To Sec. =>
@ Pins(5-2) Input 20 KHz, 1.2V
@ Pins(5-2) Input 20 KHz, 1.2V
@ Pins(5-2) Input 20 KHz, 1.2V
3000 Vac, 3mA, 60 Sec
500 Vac, 3mA, 60 Sec
Sec. To Core =>
Approved
Checked
Prepare
Date
Page
Rev.
1
許神長
05-MAR-2004
許神長
05-MAR-2004
胡文秀
05-MAR-2004
05-MAR-2004
1/1
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