ILS3825 VISHAY | Alldatasheet
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Technical content
www.vishay.com ILS-3825 Vishay Dale Document Number 34026 Revision 08-Jan-04 For technical questions, contact Magnetics@vishay.com OBSOLETE Surface Mount Inductors, Low Profile for DC/DC Converters
FEATURES
- Low profile 0.047" [1.19mm] maximum thickness.
- Self shielding.
- Surface mountable.
- High Q for high efficiency.
- Excellent energy storage.
- Monolithic, ferrite construction.
- Terminals designed for maximum trace EMI and compact circuit design.
- Patents obtained. No Connection (NC) SCHEMATIC
APPLICATIONS
Low profile DC/DC converters. Type I PCMCIA. Hand held electronics. Flat panel displays. ELECTRICAL SPECIFICATIONS Inductance Range: 4.7µH to 10µH. Inductance Tolerance: ± 20%. Temperature Range: - 40°C to + 85°C. STANDARD ELECTRICAL SPECIFICATIONS IND. (µH) ± 20% @ 10kHz w/600mA DC ILS-3825- 01 ILS-3825- 03 Q @ 500 kHz (Min.) DCR MAX. (Ohms) SELF RESONANT FREQ. MIN. (MHz) MODEL RATED DC CURRENT (mA) 10.0 4.7 0.65 0.45 1,000 1,200 DIMENSIONS in inches [millimeters] Alternate NC Pad PAD LAYOUT DIMENSIONAL OUTLINE 0.126 [3.2] 0.270 [6.9] 0.051 [1.3] 0.051 [1.3] NC 0.110 [2.8] 0.425 [10.8] 0.051 [1.3] 0.020 ± .012 [0.51 ± 0.30] Typ. 0.250 ± .012 [6.35 ± 0.30] 0.375 ± .012 [9.53 ± 0.30] 0.095 ± .012 [2.41 ± 0.30] 0.047 [1.19] Max. I L S R J M ± 20% INDUCTANCE TOLERANCE
DESCRIPTION
10µH INDUCTANCE VALUE - 01 (10µH) - 03 (4.7µH) SAP PART NUMBERING GUIDELINES (INTERNAL) PRODUCT FAMILY SIZE See the end of this data book for conversion tables INDUCTANCE VALUE PACKAGE CODE TOL. SERIES
www.vishay.com ILS-3825 Vishay Dale Document Number 34026 Revision 08-Jan-04 For technical questions, contact Magnetics@vishay.com OBSOLETE PERFORMANCE GRAPHS 0.01 0.1 0.6 1 10 Typical Current vs Temperature Rise 160 140 120 100 DC CURRENT (Amps) TEMPERATURE RISE (°C) 0 0.5 1 1.5 10µH @ 85°C Ambient 10µH @ 20°C Ambient 4.7µH @ 85°C Ambient 4.7µH @ 20°C Ambient 10µH, L & Q vs Frequency 14.0 13.5 13.0 12.5 12.0 11.5 11.0 10.5 10.0 0 100 200 300 400 500 600 700 800 900 1000 FREQUENCY (kHz) INDUCTANCE (µH) Q L @ - 40°C L @ 85°C Q @ 85°C Q @ - 40°C L @ 20°C Q @ 20°C Energy Storage DC CURRENT (Amps) ENERGY STORAGE (µ Joules) 0 0.5 1 1.5 10µH 4.7µH Inductance vs DC Bias INDUCTANCE (µH) DC CURRENT (Amps) 10µH 4.7µH 4.7µH, L & Q vs Frequency 6.0 5.5 5.0 4.5 4.0 3.5 3.0 0 100 200 300 400 500 600 700 800 900 1000 FREQUENCY (kHz) INDUCTANCE (µH) Q L @ - 40°C L @ 85°C Q @ 85°C Q @ - 40°C L @ 20°C Q @ 20°C 120 100 PACKAGING OPTIONS
- Tape and Reel: Embossed plastic carrier tape. Per EIA481-1. 2000 pieces on a 13" [330mm] reel. Surface Mount Inductors, Low Profile for DC/DC Converters