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SC441DEVB 数据表(PDF) 18 Page - Semtech Corporation |
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SC441DEVB 数据表(HTML) 18 Page - Semtech Corporation |
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18 / 21 page ![]() SC441D 8 Evaluation Application Circuit Item Reference Quantity Description Package Part Vendor C, C4, C5, C6, C7 5 50V ceramic capacitor, X7R SM_0603 nF Panasonic 2 C2 25V ceramic capacitor, X5R SM_206 0uF Panasonic 3 C8, C9 2 50V ceramic capacitor, X5R SM_206 4.7uF Panasonic 4 C4 25V ceramic capacitor, X5R SM_0805 2.2uF Panasonic 5 C5 6.3V ceramic capacitor, X7R SM_0603 47nF Panasonic 6 C6 6.3V ceramic capacitor, X7R SM_0603 00nF Panasonic 7 D 60V, 2A Schottky diode SMA B260 Diodes or Any 8 L 6.8μH, 3.67A DR74 6.8μH Copper or Any 9 R, R8, R4 3 % SMD resistor SM_0603 0R Any 0 R2, R3, R4, R7 4 5% SMD resistor SM_0603 0K Any R5 % SMD resistor SM_0603 220K Any 2 R6 % SMD resistor SM_0603 RIOSET Any 3 R9 5% SMD resistor SM_0603 .5K Any 4 R9, R0, R, R2, R3 5 5% SMD resistor SM_0603 R Any 6 R33 5% SMD resistor SM_0603 59K Any 5 U Controller EDP TSSOP-20 SC44D SEMTECH 5 5 4 4 3 3 2 2 1 1 D D C C B B A A PWM EN IO1 IO2 IO3 IO4 VIN VOUT VIN VOUT VOUT L1 6.8uH L1 6.8uH C8 4.7uF/50V C8 4.7uF/50V C15 1nF C15 1nF R13 1R R13 1R C9 4.7uF/50V C9 4.7uF/50V R2 10K R2 10K C14 1nF C14 1nF R4 10K R4 10K C1 1nF C1 1nF R7 10K R7 10K C6 100nF C6 100nF R1 0R R1 0R C2 10uF/25V C2 10uF/25V R33 59K R33 59K R9 1.5K R9 1.5K C7 N.P. C7 N.P. R12 1R R12 1R R19 1R R19 1R D1 D1 C16 1nF C16 1nF R6 RIOSET R6 RIOSET R8 0R R8 0R C17 1nF C17 1nF R11 1R R11 1R R5 220K R5 220K C5 47n C5 47n U1 SC441D U1 SC441D IO2 1 IO1 2 IOGND 3 AGND 4 SS 5 COMP 6 EN 7 IOSET 8 PWM 9 VOUT 10 FFLAG 11 VIN 12 SCP_EN 13 OVPIN 14 PGND 15 SW 16 SW 17 PGND 18 IO4 19 IO3 20 C3 N.P. C3 N.P. R14 0R R14 0R C4 2.2uF/25V C4 2.2uF/25V R10 1R R10 1R R3 10K R3 10K Evaluation Board Bill of Materials |
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