Inductors

www.DataSheet4U.com SW Series • Inductors for National's 150kHz Simple SwitcherTM SW Series low cost toroidal inductors, designed for use with National Semiconductor's 150kHz Simple SwitcherTM Part Numbers LM259X-L1 through LM259X-L44 and LM258X-L Features • High energy storage with minimum saturation • High stability from no load to full load • Available in both SMD and TH versions • Manufactured in ISO-9001 approved facility • Operating temperature range: -40°C to +125°C • Test frequency: Inductance measured at @ 20KHz, 10mV Talema IN Date Code SWT-xxx-xx Talema IN Date Code SWS-xxx-xx Electrical Specifications at 25°C ambient Part Number National Part Number LM-259X-L1 LM-259X-L2 LM-259X-L3 LM-259X-L4 LM-259X-L5 LM-259X-L6 LM-259X-L7 LM-259X-L8 LM-259X-L9 LM-259X-L10 LM-259X-L11 LM-259X-L12 LM-259X-L13 LM-259X-L14 LM-259X-L15 LM-259X-L16 LM-259X-L17 LM-259X-L18 LM-259X-L19 LM-259X-L20 LM-259X-L21 LM-259X-L22 LM-259X-L23 LM-259X-L24 LM-259X-L25 LM-259X-L26 LM-259X-L27 LM-259X-L28 LM-259X-L29 LM-259X-L30 LM-259X-L31 LM-259X-L32 LM-259X-L33 LM-259X-L34 LM-259X-L35 LM-259X-L36 Rated Current (iDC) 0.13 0.16 0.20 0.25 0.30 0.34 0.45 0.20 0.25 0.30 0.38 0.46 0.56 0.68 0.84 1.02 0.36 0.44 0.54 0.67 0.82 1.00 1.20 1.48 1.81 0.68 0.83 1.02 1.26 1.54 1.87 2.24 2.74 3.00 1.50 1.81 LN (µH) ± 20% 259 178 118 79 55 39 26 374 256 176 118 78 55 39 26 17 375 252 173 115 78 54 38 26 18 377 248 168 112 77 53 37 24 17 250 168 ETOP (V-µSec) Max. 23.1 16.5 13.2 9.9 6.6 6.6 6.6 75.9 33.0 26.4 19.8 16.5 13.2 9.9 6.6 6.6 75.9 49.5 36.3 29.7 23.1 16.5 13.2 9.9 9.9 75.9 72.6 56.1 42.9 33.0 26.4 19.8 16.5 13.2 72.6 75.9 DCR (Ohms) 3.40 2.80 1.80 1.50 1.00 0.80 0.62 2.70 2.20 1.40 1.20 0.80 0.50 0.30 0.20 0.10 1.30 0.90 0.60 0.40 0.30 0.20 0.10 0.10 0.06 1.00 0.60 0.40 0.30 0.20 0.13 0.10 0.07 0.05 0.23 0.18 Energy Storage (µJ) 2 2 2 2 2 2 3 7 8 8 9 8 9 9 9 9 24 24 25 26 26 27 27 28 29 87 85 87 89 91 93 93 90 77 281 275 S4 S6 C1 - T4 C3 S4 T4 S3 T3 S2 T2 S1 T1 P ackag e "S" " C " & " T" SW_-0.13-259 SW_-0.16-178 SW_-0.20-118 SW_-0.25-79 SW_-0.30-55 SW_-0.34-39 SW_--0.45-26 SW_-0.20-374 SW_-0.25-256 SW_-0.30-176 SW_-0.38-118 SW_-0.46-78 SW_-0.56-55 SW_-0.68-39 SW_-0.84-26 SW_-1.02-17 SW_-0.36-375 SW_-0.44-252 SW_-0.54-173 SW_-0.67-115 SW_-0.82-78 SW_-1.0-54 SW_-1.2-38 SW_-1.48-26 SW_-1.81-18 SW_-0.68-377 SW_-0.83-248 SW_-1.02-168 SW_-1.26-112 SW_-1.54-77 SW_-1.87-53 SW_-2.24-37 SW_-2.74-24 SW_-3.00-17 SW_-1.5-250 SW_-1.81-168 Talema Electronic • 101 West 10th Street • Rolla, MO 65401 • (573) 364-2422 • Fax: (573) 364-5390 www.talema.com • Email: sales@talema.com www.DataSheet4U.com SW Series • Toroidal Inductors for National's 150kHz Simple SwitcherTM Electrical Specifications at 25°C Part Number National Part Number LM-259X-L37 LM-259X-L38 LM-259X-L39 LM-259X-L40 LM-259X-L41 LM-259X-L42 LM-259X-L43 LM-259X-L44 LM-258X-L Rated Current (IDC) 2.22 2.70 3.00 3.00 3.00 2.50 3.00 3.00 4.50 LN (µH) ± 20% 114 77 53 38 25 167 110 77 19 ETOP (V-µSec) Max. 62.7 52.8 42.9 29.7 19.8 75.9 75.9 59.4 32.0* DCR (Ohms) 0.10 0.09 0.08 0.05 0.04 0.14 0.09 0.08 0.02 Energy Storage (µJ) 281 281 239 171 113 522 495 347 192 P ackag e "S" " C " & " T" S W_-2.22-114 S W_-2.70-77 S W_-3.00-53 S W_-3.00-38 S W_-3.00-25 S W_-2.50-167 S W_-3.00-110 S W_-3.00-77 S W_-4.50-19 S6 C3 S5 T5 - C2 C4 S6 C3 *Note: E TOP for P /N S W_-4.50-19 i s based on a frequency of 100kHz. A ll other i tems are rated at 150kHz. S i mple S wi tcherTM i s a trademark of Nati onal S emi conductor C orporati on. Dimensions Type SWS - Surface Mount D Pad Width S6 S1 - S5 0.079 0.059 (2.00) (1.50) E 1 Type SWT -Through Hole Mount Sizes T1 -T4 2 A Suggested Pad Layout (Top side View) E AD Talema IN Date Code SWT-xxx-xx D D B D Talema IN Date Code SWS-xxx-xx E B C 0.138 3.50 0.059 (1.50) 0.035 (0.90) Suggested Pad Layout Size T5 Schematic 2 Schematic 1 C 1 B D Talema IN Date Code SWT-xxx-xx 1 Surface Coplanarity will be <0.005(0.13) D 2 2 E A Type SWC - Clip Mount Mounting Style Siz e C ode S1 S2 S3 S4 S5 S6 T1 T2 " T" TH T3 T4 T5 D imensions - Inches ±0.010 (mm ±0.25) A 0.339 (8.60) 0.394 (10.0) 0.503 (12.8) 0.591 (15.0) 0.669 (17.0) 0.925 (23.5) 0.339 (8.60) 0.394 (10.0) 0.503 (12.8) 0.591 (15.0) 0.669 (17.0) B 0.339 (8.60) 0.394 (10.0) 0.503 (12.8) 0.591 (15.0) 0.701 (17.8) 0.925 (23.5) 0.339 (8.60) 0.394 (10.0) 0.503 (12.8) 0.591 (15.0) 0.701 (17.8) C 0.185 (4.70) 0.256 (6.50) 0.276 (7.00) 0.315 (8.00) 0.390 (9.91) 0.496 (12.6) 0.216 (5.50) 0.287 (7.30) 0.307 (7.80) 0.346 (8.80) 0.422 (10.71) D 0.268 (6.80) 0.339 (8.60) 0.449 (11.4) 0.508 (12.9) 0.591 (15.0) 0.827 (21.0) 0.250 (6.35) 0.300 (7.62) 0.375 (9.52) 0.500 (12.70) 0.600 (15.24) E 0.378 (9.60) 0.402 (10.2) 0.512 (13.0) 0.551 (14.0) 0.591 (15.0) 0.689 (17.5) 0.250 (6.35) 0.300 (7.62) 0.375 (9.52) 0.299 (7.62) 0.400 (10.16) 1/2 Schematic 1 X 2 Suggested Pad Layout "S" SMD c C 0.138 (3.50) E D E 0.071 (1.80) 0.047 (1.20) Mounting Style Siz e C ode C1 C2 C3 C4 C5 Dimensions - Inches ±0.01 (mm ±0.25) C 0.580 (14.73) 0.650 (16.5) 0.827 (21.0) 0.949 ((24.1) 1.252 (31.8) D 0.340 (8.64) 0.449 (11.4) 0.449 (11.4) 0.598 (15.2) 0.701 (17.8) E 0.220 (5.58) 0.299 (7.60) 0.299 (7.60) 0.449 (11.4) 0.500 (12.7) X = Coil O.D. + 0.110 (2.80) 0.110 (2.80) 0.110 (2.80) 0.110 (2.80) 0.130 (3.30) "C" Vertical Clip Mount Talema Electronic • 101 West 10th Street • Rolla, MO 65401 • (573) 364-2422 • Fax: (573) 364-5390 www.talema.com • Email: sales@talema.com www.DataSheet4U.com SW Series Cross Reference for National's 150kHz Simple SwitcherTM Pulse Engineering - Talema Electronic Pulse Part Number THT PE-53801 PE-53802 PE-53803 PE-53804 PE-53805 PE-53806 PE-53807 PE-53808 PE-53809 PE-53810 PE-53811 PE-53812 PE-53813 PE-53814 PE-53815 PE-53816 PE-53817 PE-53818 PE-53819 PE-53820 PE-53821 PE-53822 PE-53823 PE-53824 PE-53825 PE-53826 PE-53827 PE-53828 PE-53829 PE-53830 PE-53831 PE-53932 PE-53933 PE-53934 PE-53935 PE-54036 PE-54037 PE-54038 PE-54039 PE-54040 PE-54041 PE-54042 PE-54043 PE-54044 PE-53900 SMD PE-53801S PE-53802S PE-53803S PE-53804S PE-53805S PE-53806S PE-53807S PE-53808S PE-53809S PE-53810S PE-53811S PE-53812S PE-53813S PE-53814S PE-53815S PE-53816S PE-53817S PE-53818S PE-53819S PE-53820S PE-53821S PE-53822S PE-53823S PE-53824S PE-53825S PE-53826S PE-53827S PE-53828S PE-53829S PE-53830S PE-53831S PE-53932S PE-53933S PE-53934S PE-53935S PE-54036S PE-54037S PE-54038S PE-54039S PE-54040S PE-54041S — — PE-54044S — National Part Number LM259X-L1 LM259X-L2 LM259X-L3 LM259X-L4 LM259X-L5 LM259X-L6 LM259X-L7 LM259X-L8 LM259X-L9 LM259X-L10 LM259X-L11 LM259X-L12 LM259X-L13 LM259X-L14 LM259X-L15 LM259X-L16 LM259X-L17 LM259X-L18 LM259X-L19 LM259X-L20 LM259X-L21 LM259X-L22 LM259X-L23 LM259X-L24 LM259X-L25 LM259X-L26 LM259X-L27 LM259X-L28 LM259X-L29 LM259X-L30 LM259X-L31 LM259X-L32 LM259X-L33 LM259X-L34 LM259X-L35 LM259X-L36 LM259X-L37 LM259X-L38 LM259X-L39 LM259X-L40 LM259X-L41 LM259X-L42 LM259X-L43 LM259X-L44 LM258X-L Specified L(µH) 259 178 118 79 55 39 26 374 256 176 118 78 55 39 26 17 375 252 173 115 78 54 38 26 18 377 248 168 112 77 53 37 24 17 250 168 114 77 53 38 25 167 110 77 19 Idc (Amps) 0.13 0.16 0.20 0.25 0.30 0.34 0.45 0.20 0.25 0.30 0.38 0.46 0.56 0.68 0.84 1.02 0.36 0.44 0.54 0.67 0.82 1.00 1.20 1.48 1.81 0.68 0.83 1.02 1.26 1.54 1.87 2.24 2.74 3.00 1.50 1.81 2.22 2.70 3.00 3.00 3.00 2.50 3.00 3.00 4.50 Talema Part Number SMD SWS-0.13-259 SWS-0.16-178 SWS-0.20-118 SWS-0.25-79 SWS-0.30-55 SWS-0.34-39 SWS-0.45-26 SWS-0.20-374 SWS-0.25-256 SWS-0.30-176 SWS-0.38-118 SWS-0.46-78 SWS-0.56-55 SWS-0.68-39 SWS-0.84-26 SWS-1.02-17 SWS-0.36-375 SWS-0.44-252 SWS-0.54-173 SWS-0.67-115 SWS-0.82-78 SWS-1.00-54 SWS-1.20-38 SWS-1.48-26 SWS-1.81-18 SWS-0.68-277 SWS-0.83-248 SWS-1.02-168 SWS-1.26-112 SWS-1.54-77 SWS-1.87-53 SWS-2.24-37 SWS-2.74-24 SWS-3.00-17 SWS-1.50-250 SWS-1.81-168 SWS-2.22-114 SWS-2.70-77 SWS-3.00-53 SWS-3.00-38 SWS-3.00-25 SWS-2.50-167 SWS-3.00-110 SWS-3.00-77 SWS-4.50-19 SWT-3.00-25 TH - Flat SWT-0.13-259 SWT-0.16-178 SWT-0.20-118 SWT-0.25-79 SWT-0.30-55 SWT-0.34-39 SWT-0.45-26 SWT-0.20-374 SWT-0.25-256 SWT-0.30-176 SWT-0.38-118 SWT-0.46-78 SWT-0.56-55 SWT-0.68-39 SWT-0.84-26 SWT-1.02-17 SWT-0.36-375 SWT-0.44-252 SWT-0.54-173 SWT-0.67-115 SWT-0.82-78 SWT-1.00-54 SWT-1.20-38 SWT-1.48-26 SWT-1.81-18 SWT-0.68-277 SWT-0.83-248 SWT-1.02-168 SWT-1.26-112 SWT-1.54-77 SWT-1.87-53 SWT-2.24-37 SWT-2.74-24 SWT-3.00-17 SWC-3.00-17 SWC-1.50-250 SWC-1.81-168 SWC-2.22-114 SWC-2.70-77 SWC-3.00-53 SWC-3.00-38 SWC-3.00-25 SWC-2.50-167 SWC-3.00-110 SWC-3.00-77 SWC-4.50-19 TH - Vertical Talema Electronic • 101 West 10th Street • Rolla, MO 65401 • (573) 364-2422 • Fax: (573) 364-5390 www.talema.com • Email: sales@talema.com