RA7338_16 COILCRAFT | Alldatasheet
Document overview
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Technical content
+1-847-639-6400 sales@coilcraft.com +44-1236-730595 sales@coilcraft-europe.com +886-2-2264 3646 sales@coilcraft.com.tw +86-21-6218 8074 sales@coilcraft.com.cn + 65-6484 8412 sales@coilcraft.com.sg © Coilcraft Inc. 2016 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. Power Inductor – RA7338-AE Document 1300-1 Document 1300-1 Revised 02/02/16 Core material Ferrite Environmental RoHS compliant, halogen free Terminations RoHS compliant tin-silver over copper Shield tabs RoHS compliant bright tin over nickel over stainless steel Weight 109 g Ambient temperature –40°C to +125°C with Irms current, Maximum part temperature +165°C (ambient + temp rise). Storage temperature Component: –40°C to +85°C. Tray packaging: –40°C to +80°C 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 9 parts per tray PCB washing Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787_PCB_Washing.pdf. Part Inductance (µH)1 DCR (mOhms)2 SRF Isat (A)3 Irms (A)4 number min max typ max (MHz) 10% drop 20% drop 30% drop 20°C rise 40°C rise 1. Inductance tested at 100 kHz, 0.1 Vrms on Agilent/HP 4192A. 2. DCR measured on a Keithley 580 micro-ohmmeter or equivalent. 3. DC current at 25°C that causes an inductance drop of 30% (typ) from its value without current. Click for temperature derating information. 4. Current that causes the specified temperature rise from 25°C ambient. This information is for reference only and does not represent absolute maxi- mum ratings. Click for temperature derating information. 5. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering.
- High current, high inductance power inductors
- Designed for high current power supply applications
- Flat wire windings provide extremely low DC and AC resistance.
- Suitable for high temperature environments, up to 125°C ambient
- AEC-Q200 Grade 1 qualified (−40°C to +125°C)
- Shield has solderable tabs for additional mounting stability. 3. SRF measured on an Agilent/HP 8753ES network analyzer. 5. DC current at 25°C that causes an inductance drop of 30% (typ) from its value without current. Click for temperature derating information. 6. Current that causes the specified temperature rise from 25°C ambient. This information is for reference only and does not represent absolute maximum ratings. Click for temperature derating information. For Microchip 1600W Bus Balancer Reference Design
+1-847-639-6400 sales@coilcraft.com +44-1236-730595 sales@coilcraft-europe.com +886-2-2264 3646 sales@coilcraft.com.tw +86-21-6218 8074 sales@coilcraft.com.cn + 65-6484 8412 sales@coilcraft.com.sg © Coilcraft Inc. 2016 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. Power Inductor – RA7338-AE Document 1300-2 Document 1300-2 Revised 02/02/16 Typical L vs Current Typical L vs Frequency Inductance (µH) Frequency (MHz) 100 0.01 0.1 RA7338-AE 101 100 0.1 1 10010 Current (A) Inductance (µH) RA7338-AE RA7338-AE XXXXX 1.41 ± 0.04 35,8 ±1,0 Internal code1.66 ± 0.04 42,2 ±1,0 0.150 3,80 0.111 2,80 0.020 0,50 0.246 6,250.193 4,9 max Covert abs provided for mounting stability only. 1.10 28,6 max 0.689 17,5 0.689 17,5 0.443 11,25 0.443 11,25 0.181 4,600.258 6,55 0.157 4,0 0.039 1,00 Recommended PC board layout 0.364 9,25 0.364 9,25 CL CL Dimensions are in inches mm