4020 POWER INDUCTORS High Reliability Power Inductors ML433PZA ■ High temperature materials allow operation in ambient temperatures up to 155°C ■ Exceptionally low DCR – 10.8 mOhm ■ Excellent current handling capability Terminations Tin-silver over copper. Core material Composite Weight 162 – 169 mg Ambient temperature –55°C to +105°C with Irms current, +105°C to +155°C with derated current Storage temperature Component: –55°C to +155°C. Tape and reel packaging: –55°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) Enhanced crush-resistant packaging 1000/7″reel; 3500/13″ reel Plastic tape: 12 mm wide, 0.23 mm thick, 8 mm pocket spacing, 2.3 mm pocket depth Part number1 ML433PZA102MLZ ML433PZA152MLZ ML433PZA222MLZ ML433PZA332MLZ ML433PZA472MLZ Inductance2 ±20% (µH) 1.0 1.5 2.2 3.3 4.7 DCR (mOhms)3 typ max 10.80 11.90 14.40 15.80 21.35 23.50 34.80 38.30 52.20 57.40 SRF (MHz)4 min typ 51 64 47 59 30 38 26 33 21 26 Isat (A)5 Irms (A)6 10% drop 20% drop 30% drop 20°C rise 40°C rise 4.5 5.1 5.4 6.0 8.3 4.1 4.4 4.6 5.0 6.8 3.1 3.5 3.7 4.5 6.0 2.7 2.8 2.9 2.9 3.9 2.0 2.5 2.7 2.7 3.6 1. When ordering, please specify testing code: 0.157 ±0.012 4,0 ±0,3 XXX ML433PZA472MLZ Testing: Z = COTS H = Screening per Coilcraft CP-SA-10001 N = Screening per Coilcraft CP-SA-10004 2. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc. 3. DCR measured on a micro-ohmmeter. 4. SRF measured using an Agilent/HP 4395A or equivalent. 5. Typical dc current at which the inductance drops the specified amount from its value without current. 6. Typical current that causes the specified temperature rise from 25°C ambient. 7. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. 0.157 ±0.012 4,0 ±0,3 Dash number 0.083 max 2,10 0.032 ±0.002 0,82 ±0,05 Irms Testing Irms testing was performed on a 0.060″ thick pcb with 4 oz. copper traces optimized to minimize additional temperature rise. 0.093 2,37 0.128 ±0.008 3,26 ±0,20 Temperature rise is highly dependent on many factors including pcb land pattern, trace size, and proximity to other components. Therefore temperature rise should be verified in application conditions. 0.062 ±0.010 1,57 ±0,25 Dimensions are in 0.134 3,4 0.038 0,98 inches mm Document ML745-1 Revised 08/16/12 ® © Coilcraft, Inc. 2012 Recommended Suggested Land Pattern Land Pattern 1102 Silver Lake Road Cary, IL 60013 Phone 800-981-0363 Fax 847-639-1508 Email [email protected] www.coilcraft-cps.com This product may not be used in medical or high risk applications without prior Coilcraft approval. Specifications subject to change without notice. Please check our web site for latest information. 4020 POWER INDUCTORS ML433PZA Series L vs Current L vs Frequency 10 4.7 µH Inductance (µH) 3.3 µH 2.2 µH 1.5 µH 1.0 µH 1 0.1 0.1 10 1.0 100 Frequency (MHz) Irms Derating 50 120 45 110 100 35 30 25 4.7 µH 20 15 3.3 µH 2.2 µH 1.5 µH 1.0 µH 10 90 80 70 60 50 40 25°C 40 Percent of rated Irms Equivalent Series Resistance (Ohms) ESR vs Frequency 30 20 5 10 0 0.1 10 1 100 Frequency (MHz) 0 -55 -40 -20 0 20 60 80 100 120 140 160 Document ML745-2 Revised 08/16/12 ® © Coilcraft, Inc. 2012 40 Ambient temperature (°C) 1102 Silver Lake Road Cary, IL 60013 Phone 800-981-0363 Fax 847-639-1508 Email [email protected] www.coilcraft-cps.com This product may not be used in medical or high risk applications without prior Coilcraft approval. Specifications subject to change without notice. Please check our web site for latest information.