WSS AITSEMI | Alldatasheet
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Technical content
AiT Semiconductor Inc. www.ait-ic.com WIRE WOUND SMD INDUCTOR WSS
- FEATURE 1. Low core loss for high frequency power application 2. La rge terminal surface
- APPLICATION 1. Portable communication equip ment, notebook computer
- ORDERING INFORMATION WSS1203 -1R3 T PN Inductance M: ±20%
- SHAPE AND DIMENSION ●SCHEMATICS AND LAND PATTERNS(mm) Fig1 Fig2
- SPECIFICATION Dimension in mm TYPE A B C E F G Fig WSS1207:1.2uH~7.6uH at 100kHz, 0.1V Note2. Measurement ambient temperature of L, DCR and IDC : at 25°C Note3. The rated current indicates the current when the inductance decreases to75% over of it’s nominal value or D.C. current when the temperature rising Δt=30°C lower, whichever is lower Note4. Inductance tolerance: M: ±20%
AiT Semiconductor Inc. www.ait-ic.com WIRE WOUND SMD INDUCTOR WSS
- ELECTRICAL CHARACTERISTICS PART NUMBER Inductance (uH) WSS1203 WSS1204 WSS1205 WSS1207 1R3 1.3 0.012 / 8.00 2R1 2.1 0.014 / 7.0 0 2R2 2.2 0.015 / 7.00 3R1 3.1 0.017 / 6.00 3R3 3.3 0.015 / 5.20 3R9 3.9 0.015 / 6.50 4R4 4.4 0.020 / 5.00 5R6 5.6 0.037 / 5.00 7R5 7.5 0.024 / 4.20 391 390 0.690 / 0.65 0.700 / 0.88 471 470 0.770 / 0.58 0.980 / 0.79 561 560 0.860 / 0.54 1.070 / 0.73 681 680 1.200 / 0.48 1.460 / 0.67 821 820 1.340 / 0.43 1.640 / 0.60 102 1000 1.530 / 0.40 1.820 / 0.55
AiT Semiconductor Inc. www.ait-ic.com WIRE WOUND SMD INDUCTOR WSS PART NUMBER Inductance (uH) WSS0603 WSS0605 WSS0703 WSS0704 3R9 3.9 4R2 4.2 5R6 5.6 6R0 6.0 0.063 / 1.80 6R8 6.8 7R0 7.0 8R2 8.2
AiT Semiconductor Inc. www.ait-ic.com WIRE WOUND SMD INDUCTOR WSS
- GENERAL CHARACTERISTICS 1. Operating temperature range: -40 TO + 85°C (Includes temperature when the coil is heated) 2. External appearance: On visual inspection, the coil has external defects. 3. Terminal strength: After soldering. Between copper plate and terminals of coil. Push in two directions of X.Y withstanding at below conditions. Terminal should not peel off. (refer to figure at right) 0.5kg 4. Insulating resistance: Over 100MΩ at 100V D.C. between coil and core. 5. Dielectric strength: No dielectric breakdown at 100V D.C. for 1 minute between coil and core. 6. Temperature characteristics: Inductance coefficient (0~2,000)x10-6/°C (-25~+80°C). 7. Humidity characteristics(Moisture Resistance): Inductance deviation within ±5%, after 96 hours in 90~95% relative humidity at 40 ±2°C and 1 hour drying under normal condition. 8. Vibration resistance: Inductance deviation within ±5%, after vibration for 1 hour. In each of three orientations at sweep vibration (10~55~10 Hz) with 1.5mm P-P amplitudes. 9. Shock resistance: Inductance deviation within ±5%, after being dropped once with 981m/s2 (100G) shock attitude upon a rubber block method shock testing machine, in three different orientations. 10. Resistance to Soldering Heat: 260°C, 10 seconds. 11. Storage environment Storage condition: Temperature Range: 10°C ~ 35°C (Generally: 21°C ~ 31°C) Humidity Range: 50% ~ 80% RH (Generally: 65% ~ 75%) Transportation condition: Temperature Range: -35°C ~ 85°C, Humidity Range: 50% ~ 95% RH 12. Use components within 6 months. If 6 months or more have elapsed, check soldarability before use. 13. Reflow profile recommend: Lead - free heat endurance test Lead-free the recommended reflow condition