E20234

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www.pulseeng.com 1 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 LAN ISOLATION TRANSFORMER CATALOG TABLE of CONTENTS ISOLATION TRANSFORMERS 10BASE-T FOR ADAPTER CARDS, MAUs, HUBS AND MOTHERBOARD APPLICATIONS ETHERNET AUI TRANSFORMERS APPLICATION CIRCUITS MECHANICALS USA 858 674 8100  Germany 49 7032 7806 0  Singapore 65 6287 8998  Shanghai 86 21 32181071  China 86 755 33966678  Taiwan 8 86 3 4643715

www.pulseeng.com 2 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 Meets IEEE 802.3 specification Available with common mode chokes for EMI suppression Through hole, auto-insertable, 16-pin DIP package ISOLATION TRANSFORMERS FOR 10BASE-T For Adapter Cards, MAUs, Hubs, and Motherboard Applications Electrical Specifications @ 25°C — Operating Temperature 0°C to 70°C Turns Ratio Common Sine Wave Interwinding Leakage Part 2 (±5%) Primary Mode Inductance Capacitance Inductance DCR Hipot Schem. Mech Number Pins Choke OCL Cww1 LL1 ( Ω MAX) (Vrms) Transmit Receive (µH MIN) (pF MAX) (µH MAX) SURFACE MOUNT 2 PAGES 6-7 PAGES 8-9 23Z128SM 1CT:1.414CT 1CT:1CT 6-8/1-3 — 200 15 0.5 0.4 2000 T4 SMT5 23Z356SM 1CT:1.414CT 1CT:1CT 6-8/1-3 ✓ 200 12 0.5 0.6 2000 T7 SMT5 23Z467SM 1CT:2CT 1CT:1CT 6-8/1-3 ✓ 140 12 0.2 0.6 2000 T7 SMT5 E2023 4 1CT: 2.5CT 1CT: 1CT 6-8/1-3 ✓ 200 15 0.5 0.4 2000 T10 SMT4 E4001 1CT:2CT 1CT:1CT 6-8/1-3 ✓ 112 8 0.3 0.8 3000 T5 SMT4 EX2024 3 1CT: 2.5CT 1CT:1CT 6-8/1-3 ✓ 350 30 0.8 0.6 2000 T10 SMT4 PE-65454 1:1.414 1:1 3-4/1-2 — 140 12 0.2 0.4 2000 T1 SMT2 PE-65745 1CT: 1.414CT 1CT:1CT 6-8/1-3 — 140 12 0.2 0.3 1500 T4 SMT4 PE-68023 1CT:2CT 1CT:1CT 1-3/6-8 ✓ 200 12 0.3 1.0 1500 T6 SMT4 PE-68048 1CT: 1.414CT 1CT:1CT 6-8/1-3 ✓ 110 15 0.4 1.0 1500 T5 SMT4 PE-68052 2CT:1CT 1CT:1CT 1-3/6-8 ✓ 140 12 0.3 1.0 1500 T6 SMT4 PE-68810 — 1:1 (4X) 1-2/3-4 — 140 12 0.2 0.4 2000 T3 SMT4 PE-68820 1:1.414 (4X) — 1-2/3-4 — 40 12 0.2 0.4 2000 T3 SMT4 5-6/7-8 THROUGH HOLE PAGE 6 PAGE 10 23Z128 1CT: 2CT 1CT:1CT 6-8/1-3 — 140 15 0.5 0.4 2000 T4 TH3 1. OCL, Cww and LL are measured at 20 mVrms, 100 kHz. 3. Part numbers denoted ”EX” are extended temperature parts -40°C to 85°C, electrical specifications @ 25°C. 4. E2023NL is the RoHS compliant version of E2023.

www.pulseeng.com 3 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 Primary Primary Interwinding Leakage Part Turns Ratio Primary Sine Wave ET-Constant Rise Time 2 Capacitance Inductance DCR Schem. Mech. Hipot Number 3 (±5%) Pins OCL 1 (V-µs MIN) (ns MAX) Cww 1 L L 1 (Ω MAX) (Vrms) (µH ±20%) (pF MAX) (µH MAX) SURFACE MOUNT 3 PAGE 6 PAGES 8-9 23Z90SM 1:1 1-2/4-5/7-8 75 2.4 3.0 10 0.20 0.20 T2 SMT5 2000 23Z91SM 1:1 1-2/4-5/7-8 100 2.4 3.0 10 0.20 0.30 T2 SMT5 2000 23Z108SM 5 1:1 1-2/4-5/7-8 350 2.5 3.5 16 0.30 0.35 T2 SMT5 2000 PE-65723 1:1 1-2/4-5/7-8 75 1.8 3.0 8 0.20 0.30 T2 SMT4 2000 PE-65727 1:1 1-2/4-5/7-8 150 1.2 3.0 12 0.20 0.30 T2 SMT4 2000 PE-65728 1:1 1-2/4-5/7-8 100 1.8 3.0 9 0.20 0.30 T2 SMT4 2000 THROUGH HOLE PAGES 6 PAGE 9-10 PE-64108 1:1 1-2/4-5/7-8 100 2.1 3.5 10 0.25 0.40 T2 TH2 2000 PE-64109 1:1 1-2/4-5/7-8 150 3.0 3.0 15 0.20 0.45 T2 TH2 2000 1. OCL, C ww and LL are measured at 20 mVrms, 100 kHz. 2. Rise time is measured in 75 Ω systems. Low leakage inductance and coupling capacitance for faster rise times Small form factor, 50 mil lead spacing Through hole, auto-insertable, 16-pin DIP package ISOLATION TRANSFORMERS FOR ETHERNET AUI Transformers Electrical Specifications @ 25°C — Operating Temperature 0°C to 70°C

www.pulseeng.com 4 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 Typical Application Circuit +5 V +12 V TXLED RXLED COLLED POLLED LNKLED TXU+ TXS+ TXS- TXU- RXI+ RXI- Req Rlx CD+ CD- RX+ RX- TX+ TX- TD+ TD- RD+ RD- +5 V R1 R2 R3 R4 R5 R13 R10 49.9 R11 49.9 0.01 µF 0.01 µF 0.01 µF R12 1:1 PE-65728 PE-68023 1:2 LED INDICATORS TPI RJ-45 AUI DB15 +12 V CD+ CD- RX+ RX- TX+ TX- GND R16

39.2 R17

39.2 R18 39.2 R19 39.2 0.01 µF 0.01 µF DP83907 NOTE 2 1:1 NOTE 3 NOTE 1 NOTES: 1. Connections at pins 12 and 13 apply to PE-68023 only. These are test points. Do not ground. 2. For specific information, see pages 2 and 3 in this catalog. 3. For specific connection, refer to National’s Application Notes. ISOLATION TRANSFORMERS

www.pulseeng.com 5 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 LXT914 AUICIN AUICIP AUIDIN AUIDIP AUIDON AUIDOP ETHERNET TRANSFORMER PE-65723 DB-15 CONNECTOR TPDOP1 CD- CD+ RD - RD + TD - TD + TPDON1 TPDOP2 TPDON2 TPDOP3 TPDON3 TPDOP4 TPDON4 TPDIP1 TPDIN1 TPDIP2 TPDIN2 TPDIP3 TPDIN3 TPDIP4 TPDIN4 24.9 24.9 24.9 24.9 24.9 24.9 24.9 24.9 PE-68820 PE-68810 100 100 100 100 78.7 78.7 78.7 RJ-45 RJ-45 RJ-45 RJ-45 RX 1:1 TX 1: 2 ISOLATION TRANSFORMERS Typical 10Base-T Application Circuit

www.pulseeng.com 6 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 12 4 78 14 13 12 11 10 916 15 635 16 15 14 11 10 123 678 87 65 12 34 12 45 78 16 15 13 12 10 9 T1 T2 T3 T4 Schematics ISOLATION TRANSFORMERS

www.pulseeng.com 7 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 1416 15 123 11 10 678 13 12 13 12 678 11 91016 15 123 16 15 123 14 11 10 678 Schematics (continued) T10 /MT80/MT73/MT78/MT83/MT32/MT52/MT44/MT32/MT53/MT44/MT32/MT49/MT50/MT32/MT65/MT78/MT68/MT32/MT49/MT51/MT32/MT78/MT79/MT84/MT32/MT67/MT79/MT78/MT78/MT69/MT67/MT84/MT69/MT68/MT46 15 10 /MT49/MT58/MT49 /MT49/MT58/MT50/MT46/MT53 1416 11 9 123 678 ISOLATION TRANSFORMERS

www.pulseeng.com 8 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 Surface Mount Mechanicals SMT2 PE-65454 DATE CODE CNTRY OF ORIGIN .100 2,54 .340 MAX8,64 .330 MAX8,38 .098 MAX2,50 .050 1,27 .285 7,23 .063 1,60 .300 7,62 TYP.100 2,54 .004/0,10 .025 0,64 SMT4 Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .010 0,25 Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .010 0,25 ISOLATION TRANSFORMERS

www.pulseeng.com 9 EC100.N (1/10) USA 858 674 8100 Germany 49 7032 7806 0 Singapore 65 6287 8998 Shanghai 86 21 62787060 China 86 755 33966678 Taiwan 886 3 4356768 .265 6,73 .350 8,89 .360 9,14 .050 TYP1,27 23ZXXXSM DATE CODE CTRY ORIGIN .450 11,43 .215 5,46 .004/0,10

16 Surfaces

16X .005 to .010 0,13 0,25 .018 TYP0,46 0°-8° .020 0,51 ± 0,10 .350 8,89 .050 1,27 .070 1,78 .400 10,16 .260 6,60 .030 0,76 SUGGESTED PAD LAYOUT Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .005 0,13 Through Hole Mechanicals - (continued) SMT5 /MT68/MT65/MT84/MT69/MT32/MT32/MT67/MT79/MT68/MT69/MT32/MT32/MT32/MT32/MT32/MT32/MT32/MT32/MT32/MT67/MT84/MT82/MT89/MT32/MT79/MT82/MT73/MT71/MT73/MT78 /MT49/MT46/MT48/MT48/MT48/MT32/MT77/MT65/MT88/MT50/MT53/MT44/MT52/MT48 /MT46/MT51/MT57/MT48/MT32/MT77/MT65/MT88/MT57/MT44/MT57/MT49 /MT46/MT49/MT51/MT48/MT32/MT43/MT32/MT46/MT48/MT50/MT48/MT32/MT45/MT32/MT46/MT48/MT49/MT48 /MT51/MT44/MT51/MT48/MT32/MT32/MT32/MT32/MT32/MT48/MT44/MT53/MT49/MT32/MT32/MT32/MT48/MT44/MT50/MT53 /MT52/MT88/MT32/MT46/MT49/MT48/MT48 /MT32/MT32/MT32/MT32/MT32/MT32/MT50/MT44/MT53/MT52 /MT46/MT50/MT49/MT53/MT32/MT77/MT65/MT88/MT53/MT44/MT52/MT54 /MT46/MT51/MT48/MT48 /MT55/MT44/MT54/MT50 /MT46/MT51/MT48/MT48 /MT55/MT44/MT54/MT50 /MT32/MT46/MT55/MT48/MT48 /MT49/MT55/MT44/MT55/MT56 /MT83/MT84/MT65/MT78/MT68/MT45/MT79/MT70/MT70 /MT52/MT32/MT80/MT76/MT67/MT83 /MT49/MT50/MT88/MT248/MT32/MT46/MT48/MT50/MT48 /MT32/MT32/MT32/MT32/MT32/MT32/MT32/MT32/MT32/MT32/MT48/MT44/MT53/MT49 Through Hole Mechanicals TH1 TH2 Dimensions : Inches Unless otherwise specified, all tolerances are ± .010 mm 0,25 ISOLATION TRANSFORMERS

Through Hole Mechanicals - contnued TH3 TH4 16X .018 0,46 14X .100 2,54 .125 ± .020 3,18 0,51 .015 MIN0,38 .800 20,32 23ZXXX DATE CODE CTRY ORIGIN .340 ± .020 8,64 0,51 .700 17,78 ± .010 0,25 TYP TYP .250 6,35MAX .285 7,24 .300 7,62 AT SEATING PLANE .220 MAX5,59 16X .018 0,46 .020 MIN0,51 .700 17,78 .110 MIN2,79 14X .100 2,54 .260 MAX6,60 .800 MAX20,32 PE-XXXXX DATE CODE COUNTRY ORIGIN Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .005 0,13 Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .010 0,25 For More Information: Pulse Worldwide Headquarters 12220 World Trade Dr. San Diego, CA 92128 U.S.A. www.pulseeng.com Tel: 858 674 8100 Fax: 858 674 8262 Pulse South Asia 135 Joo Seng Rd. #03-02 PM Industrial Bldg. Singapore 368363 TEL: 65 6287 8998 FAX: 65 6280 0080 Pulse North Asia No. 26, Kao Ching Rd. Yang Mei Chen Taoyuan Hsien Taiwan R. O. C. Tel: 886 3 4643715 Fax: 886 3 4641911 Pulse China Headquarters B402, Shenzhen Academy of Aerospace Technology Bldg. 10th Kejinan Rd. High-Tech Zone Nanshan District Shenzen, PR China 518057 TEL: 86 755 33966678 FAX: 86 755 33966700 Pulse North China Room 1503 XinYin Building No. 888 YiShan Rd. Shanghai 200233 China Tel: 86 21 54643211/2 Fax: 86 21 54643210 Pulse Europe Einsteinstrasse 1 D-71083 Herrenberg Germany Tel: 49 7032 7806 0 Fax: 49 7032 7806 135 Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change w ithout notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. © Copyright, 2009. Pulse Engineering, Inc. All rights reserved. ISOLATION TRANSFORMERS www.pulseeng.com 10 EC100.N (1/10)