Datasheet

MAX8650
4.5V to 28V Input Current-Mode Step-Down
Controller with Adjustable Frequency
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Table 2. Component List for Figure 4
COMPONENT DESCRIPTION VENDOR / PART QUANTITY
C1, C2 10µF, 16V X5R ceramic capacitors (1210) Taiyo Yuden EMK325BJ106MN 2
C3 0.01µF, 10V X7R ceramic capacitor (0603) Kemet C0603C103M9RAC 1
C4, C5 0.1µF, 10V X7R ceramic capacitors Kemet C0603C104M9RAC 2
C6 1800pF, 50V X7R ceramic capacitor TDK C1608X7R1H182K 1
C7 X7% 22pF, 50V ceramic capacitor TDK C1608C0G1H220K 1
C8A–C8E
680µF/20%, 2.5V, 6mΩ ESR capacitors, POS
Al Lytic
Sanyo 2R5TPD680M6 5
C9, C13
10V ±10%, 0.47µF X5R ceramic capacitors
(0603)
Taiyo Yuden LMK107BJ474KA 2
C10 4.7µF, 10V X5R ceramic capacitor (0805) TDK C2012X5R1A475M 1
C11 100pF, 25V ceramic capacitor (C0G) Kemet C0402C101K3GAC 1
C12, C14 1µF, 16V X5R ceramic capacitors (0603) TDK C1608X7R1C105M 2
D1 Diode, switching, 100V, 200mA Central/CMPD914 1
D2 30V, 100mA diode Schottky Central/CMPSH-3 1
L1 0.56µH, 15A, 1.7mΩ inductor Panasonic ETQPLR56WFC 1
Q1 30V n-MOSFET, 8-pin SO Vishay Si4346DY 1
Q2 30V n-MOSFET, 8-pin SO Vishay Si4362DY 1
R1 100kΩ ±5% resistor (0603) — 1
R2 66.5kΩ ±1% resistor (0603) — 1
R3 0Ω resistor — 1
R4 Resistor, open — 0
R5 16.2kΩ ±1% resistor (0603) — 1
R6 35.7 kΩ ±1% resistor (0603) — 1
R7 15.8kΩ ±1% resistor (0603) — 1
R8 160kΩ ±5% resistor (0603) — 1
R9, R10 10kΩ ±5% resistors (0603) — 2
R11 1.5kΩ ±5% resistor (0603) — 1
R12 1.1kΩ ±5% resistor (0603) — 1
Table 3. Suggested Components Manufacturers
MANUFACTURER COMPONENTS PHONE WEBSITE
Central Semiconductor Diodes 631-435-1110 www.centralsemi.com
Fairchild Semiconductor MOSFETs 972-910-8000 www.fairchildsemi.com
Panasonic Capacitors 714-373-7939 www.panasonic.com
Sumida Inductors 847-545-6700 www.sumida.com
Taiyo Yuden Capacitors 408-573-4150 www.t-yuden.com
TDK Capacitors 847-803-6100 www.component.tdk.com
Vishay MOSFETs 402-564-3131 www.vishay.com