SMD40 Quad Ports T1/CEPT/ISDN-PRI Interface Transformer with 1500Vrms Isolation and IC Side Protection
58T/58TB Series
4-Port T1/CEPT/ISDN-PRI Magnetic Module | 1.5KV Isolated | 40-Pin SMD Surface Mount | Transceiver Line Interface For industrial control and Internet equipment
SMT telecom transformer module with IC side protect. 58T/58TB series is designed as T1 Interface and compatible with PMC-Sierra's Comet chip (PM4354). The models matched to Leading Quad And Dual T1/E1/Cept/Isdn-Pri transceivers. Includes IC side protection circuit on each channel to suppress low voltage transients. This series have eight transformers in a surface mount package.
Yuan Dean can provide high efficiency production solutions and customized products.
Any OEM/ ODM requirement is welcome. We look forward to cooperating with you!
Features
- Includes IC side protection circuit on each channel to suppress low voltage transients.
- Compatible with PMC-Sierra's Comet chip (PM4354).
- Models matched to Leading Quad And Dual T1/E1/Cept/Isdn-Pri transceivers.
- Isolation voltage:1500Vrms.
- Recognized by UL 1950.
Applications
- computer equipment.
- Internet equipment.
- industrial control.
- telecom equipment.
Test Conditions
- OCL ---- 100KHZ/100mV.
- LL------- 100KHZ/100mV.
- Cww --- 100KHZ/100mV.
Electrical Specifications@25°C
| Part Number | Turns Ratio (Pri:Sec± 2%) | OCL @25°C (mH min.) | LL (uH MAX) | ||||
|---|---|---|---|---|---|---|---|
| STD Temp. | EXT Temp. | Transmit | Receive | Transmit | Receive | Transmit | Receive |
| 58T(B)-1221ANL | 58T(B)-1221ACNL | 1 : 1.36 | 1:1.36CT | 1.2 | 1.2 | 0.6 | 0.6 |
| 58T(B)-1222ANL | 58T(B)-1222ACNL | 1 : 1.14 | 1 : 1.14CT | 1.2 | 1.2 | 0.6 | 0.6 |
| 58T(B)-1221CNL | 58T(B)-1221CCNL | 1 : 2CT | 1 : 2CT | 1.2 | 1.2 | 0.8 | 0.8 |
| 58T(B)-1221DNL | 58T(B)-1221DCNL | 1 : 2 | 1 : 2CT | 1.2 | 1.2 | 0.6 | 0.6 |
| 58T(B)-1222CNL | 58T(B)-1222CCNL | 1 : 1.36CT | 1 : 2CT | 1.2 | 1.2 | 0.6 | 0.6 |
| Part Number | Cww (pF MAX) | Package Schematic | Primary Pins | |||
|---|---|---|---|---|---|---|
| STD Temp. | EXT Temp. | Transmit | Receive | Transmit | Receive | |
| 58T(B)-1221ANL | 58T(B)-1221ACNL | 35 | 35 | A | 1-2, 6-7, 11-12, 16-17 | 38-36, 33-31, 28-26, 23-21 |
| 58T(B)-1222ANL | 58T(B)-1222ACNL | 35 | 35 | A | 1-2, 6-7, 11-12, 16-17 | 38-36, 33-31, 28-26, 23-21 |
| 58T(B)-1221CNL | 58T(B)-1221CCNL | 35 | 35 | C | 4-5, 9-10, 14-15, 19-20 | 24-25, 29-30, 34-35, 39-40 |
| 58T(B)-1221DNL | 58T(B)-1221DCNL | 35 | 35 | D | 1-2, 9-10, 11-12, 19-20 | 23-25, 26-28, 33-35, 36-38 |
| 58T(B)-1222CNL | 58T(B)-1222CCNL | 35 | 35 | C | 24-25, 29-30, 34-35, 39-40 | 4-5, 9-10, 14-15, 19-20 |
Certification


- Mechanicals and Dimensions
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Details- Files Download
Isolation T1/CEPT/ISDN-PRI Interface SMT Transformer 58T/58TB Series
T1/CEPT/ISDN-PRI Interface 1.5KVrms Isolation Quad Port SMT Telecom Product 58T/58TB Series PDF Catalogue
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SMD40 Quad Ports T1/CEPT/ISDN-PRI Interface Transformer with 1500Vrms Isolation and IC Side Protection - 4-Port T1/CEPT/ISDN-PRI Magnetic Module | 1.5KV Isolated | 40-Pin SMD Surface Mount | Transceiver Line Interface For industrial control and Internet equipment | Taiwan-Based Power Supply & Magnetic Components Manufacturer | YUAN DEAN SCIENTIFIC CO., LTD.
Based in Taiwan since 1990, YUAN DEAN SCIENTIFIC CO., LTD. has been a power converter, transformer, magnetic components manufacturer in Electronic Components Industry. Their main products, include SMD40 Quad Ports T1/CEPT/ISDN-PRI Interface Transformer with 1500Vrms Isolation and IC Side Protection, DC-DC Converters, AC-DC Converters, RJ45 Magnetics, Converter Transformers, LAN Filters, High Frequency Transformers, POE Transformers, Inductors and LED drivers, which are RoHS approved with ERP system implemented.
YDS was established in 1990 at Tainan, Taiwan and our factory Ho Mao electronics was established in 1995 at Xiamen, China. We are the leading electronic manufacturer with ISO 9001, ISO 14001 and IATF16949 certified. We Produce various products such as DC/DC converter, AC/DC converter, RJ45 with magnetics, 10/100/1G/2.5G/10G Base-T Lan filter, all kinds of Transformer,Lighting products and Power bank. ISO 9001 & ISO 14001, IATF16949 certified power converter, high frequency transformer, magnetic component with reliable EMC and EMI / EMS / EDS lab tests. Power converter solutions for medical, railway, POE, etc.
YDS has been offering customers high-quality power supply and magnetic components, both with advanced technology and 25 years of experience, YDS ensures each customer's demands are met.


















