Document 1303-1
Shielded PowerInductors – SLR1190
• Tight DCR tolerance for inductor-DCR-based current sensing circuit...
Document 1303-1
Shielded PowerInductors – SLR1190
Tight DCR tolerance for inductor-DCR-based current sensing circuit
Excellent current handling 11.2 × 10.3 × 9.0 mm surface mount package Designed for use in multi-phase VRM/VRD/EVRD
regulators Core material Ferrite Weight 4.1 – 4.2 g Environmental RoHS compliant, halogen free Terminations RoHS compliant matte tin over nickel over copper. Ambient temperature –40°C to +85°C with (40°C rise) Irms current. Maximum part temperature +125°C (ambient + temp rise). Derating. Storage temperature Component: –40°C to +125°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 100/7″ reel; 450/13″ reel; Plastic tape: 24 mm wide, 0.5 mm thick, 12 mm pocket spacing, 8.35 mm pocket depth PCB washing Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787_PCB_Washing.pdf.
Part number1
Inductance2 ±10% (nH)
SLR1190-151KE_ SLR1190-201KE_ SLR1190-231KE_ SLR1190-251KE_ SLR1190-271KE_
150 200 230 250 270
SLR1190-311KE_ SLR1190-371KE_
310 370
DCR ±10% (mOhms)
0.43 0.43 0.43 0.43 0.43
0.43 0.43
SRF typ
Isat (A)3
(MHz) at 25°C...