Telecommunication
HDSL Transfor mer
Transformers
DT31-2019AT
DT31-2020AT
DT31-2021AT
DT31-2033AT
DT31-20XXXX
XXXX : DATE CODE
WHITE DOT ON PIN1
DELTAXXXX
1
9
N1
PRI
A
N3
4
2
8 SEC
N4
N2
7
5
B
10 9
7
6
TINNED CP WIRE
8
9
7
1
6
10
1
N3
E C
SEC
2
3
4
N1
N1
4
2
PRI
6
PRI
9
N4
9
4
2
N3
SEC
7
N2
N2
5
5
1
(1)
5
0.5
D
F
10
8
6
7
(2)
(3)
5
DIMENSIONS IN mm
A
B
C
12.7 MAX.
2.79 MIN.
D
F
14.0 MAX.
14.0 MAX.
E
G
10.16 0.3
2.54 0.3
ELECTRICAL CHARACTERISTICS
DT31-2019AT
DT31-2020AT
DT31-2021AT
(PRI:SEC): 1.8:1 1%
@10KHz 0.1V
@10KHz 0.1V
@10KHz 0.1V
@10KHz 0.1V
L
PRI: 2.92mH 5%
PRI: 2.92mH 5%
PRI: 600uH 5%
PRI: 3.0mH 10%
@10KHz 0.1V
@10KHz 0.1V
L.K
----------------
(PRI:SEC): 1.8:1 1%
(PRI:SEC): 1.8:1 1%
DT31-2033AT
T.R
(PRI:SEC): 1.8:1 1%
@10KHz 0.1V
----------------
@10KHz 0.1V
SEC: 20uH Max.
PRI: 30uH Max.
@100KHz 0.1V
10%
N1: 1.60
10%
N1: 3.50
10%
N1: 1.5
Max.
10%
N2: 1.60
10%
N2: 3.50
10%
N2: 1.5
Max.
N3: 2.63
HI-POT
@100KHz 0.1V
N1: 2.11
N2: 2.11
D.C.R
10%
SEC: 1.78
N3: 3.17
10%
SEC: 2.3
1500 VAC 1 SEC
10%
1500 VAC 1 SEC
1500 VAC 1 SEC
Max.
2000 VAC 1 SEC
C
----------------
----------------
75pF Max. @100KHz 0.1V
----------------
I.L
----------------
----------------
----------------
----------------
L.B
50dB Min.
50dB Min.
53dB Min.
50dB Min.
@40KHz~300KHz
@40KHz~300KHz
@500Hz~292KHz
@5kHz~196KHz
FR
----------------
R.L
T.H.D
----------------
-------------------------------
-------------------------------
----------------
16.5 dB Min.
@40KHz~200KHz
-80 dB Typ.
-80 dB Typ.
-84.5 dB Typ.
-75 dB Typ.
@5KHz 5Vp-p
@5KHz 5Vp-p
@5KHz 1.45Vrms
@5KHz 5Vp-p
SCHEMATIC
2
1
2
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG) 31-1, SHIEN PAN ROAD, KUEI SAN INDUSTRIAL ZONE, TAOYUAN SHIEN, TAIWAN, R.O.C.
TEL: 886-3-3626301 FAX: 886-3-3618901
http://www.deltaww.com
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