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ISOLATION TRANSFORMERS FOR 10BASE-T APPLICATIONS
For Adapter Cards, Hubs and Motherboards
Designed to meet or exceed IEEE802.3, 10Base-T specifications Peak solder reflow Temperature rating per Table 5-2 defined in IPC/JEDEC J-STD-020C Available with Common Mode Choke options for EMI suppression
Electrical Specifications @ 25C -- Operating Temperature 0C to 70C
Part Number1, 2 E2452NL E2454NL E2457NL E2458NL E2466NL E2467NL Turns Ratio Transmit 1CT:1CT 1CT:2CT 1CT:1.41CT 1CT:1.41CT 1CT:2CT 1CT:2CT Receive 1CT:1CT 1CT:1CT 1CT:1CT 1CT:1CT 1CT:1CT 1CT:1CT Primary Pins TX/RX 1-3/6-8 1-3/6-8 6-8/1-3 6-8/1-3 6-8/1-3 6-8/1-3 Common Mode Choke None TX only None Shared None Shared Inductance Primary (H) 140/140 50/200 140/140 160/160 20/100 20/100 Interwinding Capacitance (pfMAX) 12 12 12 12 12 12 Leakage Inductance (H MAX) 0.3 0.3 0.2 0.4 0.3 0.3 Winding Resistance (MAX) 0.3 1.0 0.3 0.3 0.6 0.6 Vrms 1500 1500 1500 1500 1500 1500
1. All above parts Moisture Sensitivity Level (MSL) = 1 2. All parts are supplied in Tubes but Tape & Reel options can be requested by adding "T" to the end of the part code, eg. E2457NLT will be the Tape & Reel version of E2457NL.
Schematics
E24XXNL
1 2 3 6 7 8
16 15 14 11 10 9
1 2 3 6 7 8 Pri-Sec
16 15 14 11 10 9
1 2 3 6 7 8 Pri-Sec
16 15 14 11 10 9
Pri-Sec
Part without Choke
Part with TX Choke
Part including Shared Choke
USA 858 674 8100 * UK 44 1483 401 700 * France 33 3 84 35 04 04 * Singapore 65 6287 8998 * Shanghai 86 21 32181071 * China 86 769 5538070 * Taiwan 886 2 26980228
www.pulseeng.com
1
E124.A (1/06)
ISOLATION TRANSFORMERS FOR 10BASE-T APPLICATIONS
For Adapter Cards, Hubs and Motherboards
Mechanical
E24XXNL
.500 12,70 .410 .300 10,41 7,62 .280 7,11 .370 9,40 .025 0,64 .350 8,89
.050 1,27
Date Code
Country of Origin
.018 .020 16X 0,46 0,51 .235 5,97 .050 7X 1,27 .350 8,89 .010 0,25 .004/0,10 16 Surfaces .035 0,89
Dimensions: Inches mm Unless otherwise specified all tolerances are .010 0,25
16X 0 8
Weight . . . . . . . . .0.85 grams Tape & Reel . . . . . . . .40/reel Tube . . . . . . . . . . . .600/tube
Cross Reference to Old Pulse Products New RoHS Part Number E2452NL E2454NL E2457NL Replaces Old Part Number 23Z114SMNL PE-65726NL PE-68023NL ST4160TNL 23Z128SMNL PE-65745NL ST7011NL & ST7011TNL 23Z356SMNL PE-68048NL ST7010NL & ST7010TNL 23Z466SMNL PE-68041NL 23Z467SMNL E4001NL ST4202NL & ST4202TNL
E2458NL E2466NL E2467NL
For More Information:
Pulse Worldwide Headquarters
12220 World Trade Drive San Diego, CA 92128 U.S.A. www.pulseeng.com TEL: 858 674 8100 FAX: 858 674 8262
Pulse Northern Europe
3 Huxley Road Surrey Research Park Guildford, Surrey GU2 5RE United Kingdom TEL: 44 1483 401700 FAX: 44 1483 401701
Pulse Southern Europe
Zone Industrielle F-39270 Orgelet France TEL: 33 3 84 35 04 04 FAX: 33 3 84 25 46 41
Pulse Pulse North China China Headquarters Room 1002
No. 1 Industrial District Changan, Dongguan China TEL: 86 769 5538070 FAX: 86 769 5538870 No. 819 Nanjing West Rd Shanghai China TEL: 86 21 32181071 FAX: 86 21 32181396
Pulse South Asia
150 Kampong Ampat #07-01/02 KA Centre Singapore 368324 TEL: 65 6287 8998 FAX: 65 6280 0080
Pulse North Asia
3F-4, No. 81, Sec. 1 Hsin Tai Wu Road Hsi-Chih Taipei Hsien Taiwan TEL: 886 2 26980228 FAX: 886 2 26980948
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. (c) Copyright, 2006. Pulse Engineering, Inc. All right reserved.
www.pulseeng.com
2
E124.A (1/06)

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