LM302-1L [DATATRONICS]
TELECOM TRANSFORMER; 电信变压器
| 型号： | LM302-1L |
| 厂家： | 
Datatronics Romoland, Inc. |
| 描述： | TELECOM TRANSFORMER |
| 文件： | 总1页 (文件大小：117K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
June 15, 2005
TELECOM TRANSFORMER LM302-1L
FEATURES
• Subminature, Low Profile
• Vacuum encapsulated
• 10.7mm seated Height
• Tested at 6500 VDC
• Meets or exceeds requirements of most international safety standards
• Operating Temperature -20ºC to +85ºC, Storage Temperature -40ºC to +85º C
APPLICATIONS
• V.32, V.32 bis and V.34 MODEMS
• TELECOMMUNICATIONS
• INSTRUMENTATION
ELECTRICAL SPECIFICATIONS AT 25°C
IMPEDANCE
PRIMARY
600 Ω
SHUNT INDUCTANCE (MIN)
SHUNT LOSS (TYP)
2.8 H
9000 Ω
14 mH
66 Ω
SECONDARY
600 Ω
1 : 1
TURNS RATIO
LEAKAGE INDUCTANCE (TYP) @1KHz
DC RESISTANCE** (± 10%) PRIMARY
SECONDARY
INSERTION LOSS @2KHz (MAX)
1.5 dB
-0.3 dB
-2.5 dB
FREQUENCY RESPONSE @200-3500Hz (MAX)
WIDE BAND RESPONSE @200-10 000Hz (MAX)
66 Ω
RETURN LOSS @200-4000Hz (MIN)
LONGITUDINAL BALANCE (MIN)
DISTORTION @ 1kHz 0 dBM
21 dB
80 dB
≤0.1%
INSULATION RESISTANCE @500VDC (MIN)
DIELECTRIC STRENGTH
100 MΩ
6500 VDC
Note : * For use with recommended circuit (BS6305 impedance Class A non-speech or Class B speech)
** LM302-1L Is symmetrical meaning there is no real primary or secondary winding.
OUTLINE DIMENSIONS:
2.5 TYP
1
4
DATATRONIC
LM 302-1L
12.7 +/- 0.15
17.9
MAX
DATE
8
5
2.5 TYP
17.9 MAX
Dia 0.6 typ (4X)
10.7 MAX
4.0 MIN
3.0
TYP
3.0
TYP
5.08
TYP
5.08
TYP
7.62
RECOMMENDED CIRCUITS
600 Ohm Matching (speech)
BS6305 Class (A) Matching (non-speech)
600 Ω
6.8µF ± 5%
33 nF ± 5%
370 Ω
3.3µF
47 nF ± 5%
68 nF ± 5%
310nF
620 Ω
27 nF ± 5%
560 Ω
± 2%
LINE
820 Ω
± 2%
680Ω ± 5%
1 : 1 IDEAL
1 : 1 IDEAL
DATATRONIC: 28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700, Toll Free Tel: 888-889-5391, Fax: 951-928-7701
E-Mail: ddisales@datatronics.com
499 King’s Road, Hong Kong Tel: (852) 2562 3858, (852) 2564 84 77 Fax: (852) 2565 7214, (852) 2563 1290
All specifications are subject to change without notice.
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