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| Multilayer Chip Power Inductors ----SCPI-A3225 Features 1. The multi-layered Power Inductors provide high reliability for your products. 2. Magnetic shielded structure 3. Condensed SMT available. 4. Minimized design that is suitable for portable electronic equipments requiring low profile. 5. Lead Free (RoHS compliance). PAGE 1/2 Applications 1. DC-DC converter for mobile phone 2. MP3 Player 3. Digital still cameras / DVR 4. LCD Driver Module 5. Portable digital equipment Ordering Information SCPI (1) - A (2) 3225 (3) 472 (4) M (5) J (6) T (7) (5) Tolerance M : 20% (6) Termination J : Nickel barrier (7) Packaging B : Bulk Packing T : Tape & Reel ( 178 [ 7inches]) L : Tape & Reel ( 254 [10inches]) (1) Products Series SCPI : Inductor for Power Line (2) Materials & Design A : For high current (3) Dimension First two digits : length () Last two digits : width () (4) Inductance First two digits are inductance values. Last digit is the number of zeros . Shape and Dimensions (Unit : mm[inch]) Type T W C L L W T C SCPI A3225 3.20.20 2.50.20 1.00.20 0.500.30 .126.008 .098.008 .039.008 .020.012 *All specifications are subject to change without notice. Multilayer Chip Power Inductors ----SCPI-A3225 Electrical Parameters Part Number SCPI-A3225-222 SCPI-A3225-332 SCPI-A3225-472 SCPI-A3225-682 SCPI-A3225-103 Inductance at 1MHz(H) Typ. 2.2 3.3 4.7 6.8 10.0 20% Tolerance Q-factor at 1MHz Typ 23 25 28 30 35 DC Resistance (m) 20% 300 380 450 520 640 PAGE 2/2 Current (mA) *1) L/Lo=30% 1300 1060 850 680 510 *1) Saturation Current: The DC current at which the inductance decreases to 70% of its initial value. Electrical Characteristic Curves Inductance vs Frequency 50 30.0 10.0uH 10.0uH Q-factor vs Frequency 10.0 10.0uH Inductance vs Bias 40 6.8uH Inductance(uH) 3.3uH Inductance(uH) 4.7uH 8.0 6.8uH Q-value 20.0 6.8uH 30 2.2uH 6.0 4.7uH 4.7uH 10.0 3.3uH 2.2uH 20 4.0 3.3uH 2.2uH 10 2.0 0.0 0.0 1M 10M 100M 0 1M 0.0 10M 100M 1000 Frequncy(Hz) Frequncy(Hz) Bias(mA) Test Equipment & Fixture L, Q : HP4285A LCR Meter Rdc : TWA-161A, B L Test Frequency : 1MHz *All specifications are subject to change without notice. |
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