Document 372-1 Planar Magnetics For National Semiconductor LM5025 and LM5034 Planar transformer and inductor pair designed for the NSC LM5110 Gate Driver and LM5025 Active Clamp Voltage Mode PWM Controller. These parts are also specified by NSC for use with their LM5034 Dual Interleaved Controller. Core material Ferrite Terminations RoHS Matte-tin over nickel over brass Weight 11.3 – 11.7 g Ambient temperature –40°C to +85°C Storage temperature Component: –40°C to +85°C. Tape and reel packaging: –40°C to +80°C Resistance to soldering heat Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C / 85% relative humidity) Failures in Time (FIT) / Mean Time Between Failures (MTBF) 38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332 Packaging 200 per 13″ reel Plastic tape: 44 mm wide, 0.37 mm thick, 32 mm pocket spacing, 9.4 mm pocket depth PCB washing Only pure water or alcohol recommended Transformer Output Primary Leakage Pri/sec DCR maxisolation Part Output Output current inductance2 inductance3 (mOhms)(Vdc) number1 power (W) voltage (V) (A rms) min (µH) max (µH) B0357-BL_ 100 3.330.0320.00.55 Primary: 55.0 1500 Secondary: 1.0 1. When ordering, please specify packaging code: B0357-BLD Packaging:D =13″ machine ready reel. EIA-481 embossed plastic tape (200 parts per full reel). B =Less than full reel. In tape, but not machine ready. To have a leader and trailer added ($25 charge), use code letter D instead. B0357-BL 2 XXXXY 0.810 max 20,57 3 1 0.920 max 23,37 1 2. Inductance measured on an Agilent/HP 4284 between pins 1 and 2 at 250 kHz, 0.1 Vrms, 0 Adc. 3. Leakage inductance measured between pins 1 and 2 at 100 kHz, 0.1 Vrms, 0 Adc with secondary pins shorted. 4. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. 0.800 20,32 0.125 3,18 1 4 0.400 10,16 0.250 6,35 2 Ø Parts manufactured prior to December 2011 may be marked differently. 0.080 2,03 Sec 4 0.200 5,08 3 Pri 3 Recommended Land Pattern 2 4 12 : 2 0.110 Ø 2,79 0.360 max 9,14 0.006 /0,15 Dimensions are in US +1-847-639-6400 [email protected] UK +44-1236-730595 [email protected] Taiwan +886-2-2264 3646 [email protected] China +86-21-6218 8074 [email protected] Singapore + 65-6484 8412 [email protected] inches mm Document 372-1 Revised 12/19/11 © Coilcraft Inc. 2013 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check web site for latest information. Document 372-2 Planar Magnetics for NSC LM5025 and LM5034 Output Inductor Inductance2 Isolation3 Part at 0 Adc DCR max number1 (µH) (mOhms) (Vdc) B0358-CL_ 2.0 ±10% Main: 2.0 1500 Aux:900.0 1. When ordering, please specify packaging code: B0358-CLD Packaging:D =13″ machine ready reel. EIA-481 embossed plastic tape (200 parts per full reel). B =Less than full reel. In tape, but not machine ready. To have a leader and trailer added ($25 charge), use code letter D instead. Typical L vs Current 100 100 10 10 1 1 0.1 0.01 (A)(A) 32 36 2. Inductance measured on an Agilent/HP 4284 between pins 3 and 4 at 250 kHz, 0.1 Vrms. 3. Isolation measured from pin 1 to pin 3. 4. DC current at which inductance drops 10% (typ) from its value without current. 5. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. Inductance (µH) Inductance (µH) Typical L vs Frequency Isat4 Irms5 0.1 0.01 1 0.1 10 0.01 0.1 2 B0358-CL XXXXY 0.810 max 20,57 100 Current (A) 3 0.920 max 23,37 1 10 1 Frequency (MHz) Main 4T 0.800 20,32 1 4 3 0.250 6,35 0.310 7,87 0.250 6,35 2 Ø Parts manufactured prior to December 2011 may be marked differently. 4 0.310 7,87 0.080 2,03 4 1 Aux 13T 2 3 Recommended Land Pattern Ø 0.110 2,79 0.360 max 9,14 0.006 /0,15 Dimensions are in inches mm US +1-847-639-6400 [email protected] UK +44-1236-730595 [email protected] Taiwan +886-2-2264 3646 [email protected] China +86-21-6218 8074 [email protected] Singapore + 65-6484 8412 [email protected] Document 372-2 Revised 12/19/11 © Coilcraft Inc. 2013 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check web site for latest information.