SMT FLYBACK TRANSFORMERS For National’s 100kHz Simple Switcher™ Designed for use with National’s device numbers LM2585/86 and LM2587/88 Performance verified by National Semiconductor Electrical Specifications @ 25°C — Operating Temperature -40°C to 130°C Part Number LP (µH NOM) IIN peak PE-68411 22 4.85 PE-68412 PE-68413 PE-68414 PE-68421 PE-68422 22 66 65 85 85 5.00 2.99 2.98 4.90 4.92 VIN (VDC) VOUT 1 (VDC) 4-6 4-6 8-16 4-6 18-36 18-36 18-36 18-36 3.3 5 12 12 5 12 12 5 VOUT 2 VOUT 3 (VDC) (VDC) — — — -12 12 -12 -12 12 — — — — -12 — — -12 IOUT 1 IOUT 2 IOUT 3 1.8 1.4 1.2 0.3 1.8 0.63 1 2.5 — — — 0.3 0.25 0.63 1 0.5 — — — — 0.25 — — 0.5 Turns Ratio DCR Primary (Ω MAX) DCR DCR Sec 1 Sec 2 (Ω MAX) (Ω MAX) DCR Sec 3 (Ω MAX) 1:1 0.04 0.04 — — 1:2.5:2.5 1:0.5:1.15:1.15 1:1.2:1.2 1:0.8:0.8 1:0.35:0.8:0.8 0.04 0.03 0.055 0.12 0.14 0.5 0.04 0.25 0.22 0.025 0.5 0.80 0.25 0.22 0.25 — 0.80 — — 0.25 NOTE: Simple Switcher™ is a trademark of National Semiconductor Corporation. Mechanicals PE-68421 PE-68422 PE-68411 PE-68412 PE-68413 PE-68414 PE-684XX Schematics .970 24,64MAX .800 20,32 .200 .010 8X 5,08 ± 0,25 10 PAT PEND DATE CODE COUNTRY OF ORIGIN 1 SEC 1 16 1 8 9 7 9 2 .700 MAX 17,78 SEC 1 SEC 2 10 7 SEC 2 10 15 14X .100 2,54 .920 23,37 MAX PE-68414 8 16 1.040 MAX 26,42 6 SEC 3 11 .680 17,27 .700 17,78 1 PE-68421 1 4 PE-68422 3 SEC 1 10X .095 2,41 16 1 PE-68413 5 .060 1,52 9 SEC 1 10 8 SEC 2 9 16 1 8 7 1 DATE CODE COUNTRY OF ORIGIN .470 11,94 MAX .900 .010 22,86 ± 0,25 PE-68412 8 SEC 1 9 1 16 1.070 MAX 27,18 .900 .010 ± 22,86 0,25 .005/0,13 16 SURFACES PE-68411 6 .900 22,86 7 2 5 9 6 SEC 1 10 8 2 4 9 7 SEC 2 .800 20,32 .200 5,08 10 SEC 2 5 SEC 3 R .700 17,78 .055 R 1,40 .900 22,86 16X .070 1,78 16X .100 2,54 .185 4,70 .110 2,79 For More Information : 6 Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .010 0,25 UNITED STATES (Worldwide) UNITED KINGDOM (Northern Europe) FRANCE (Southern Europe) SINGAPORE (Southern Asia) TAIWAN, R.O.C. (Northern Asia) HONG KONG (China/Hong Kong) 12220 World Trade Drive San Diego, CA 92128 U.S.A. http://www.pulseeng.com TEL: 858 674 8100 FAX: 858 674 8262 1 & 2 Huxley Road The Surrey Research Park Guildford, Surrey GU2 5RE United Kingdom TEL: 44 1483 401700 FAX: 44 1483 401701 Zone Industrielle F-39270 Orgelet France TEL: 33 3 84 35 04 04 FAX: 33 3 84 25 46 41 150 Kampong Ampat #07-01/02 KA Centre Singapore 368324 TEL: 65 6287 8998 FAX: 65 6280 0080 3F-4, No. 81, Sec. 1 HsinTai Wu Road Hsi-Chih, Taipei Hsien Taiwan, R.O.C. Tel: 886 2 2698 0228 FAX: 886 2 2698 0948 9/F, Phase 2, Tai Sang Shatin Warehouse Centre 6 Wong Chuk Yeung Street Fotan, Shatin, Hong Kong TEL: 852 2788 6588 FAX: 852 2776 1055 DISTRIBUTOR 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. Printed on recycled paper. ©2003, Pulse Engineering, Inc. P598.A (5/03)