[05-04 22:12:52] 来源:http://www.592dz.com 电源管理 阅读:9966次
概要:it schematics, bill of materials (BOM), test measurements, and results are provided. IntroductionThis reference design is a solution for obtaining a high-variable output voltage for a printer-head power supply. The design includes the complete circuit schematic, bill of materials (BOM), efficiency measurements, and test results.Some Basics of Printer DesignThe increasing speed of printers has led to higher power dissipation and higher temperatures in the print head. If the temperature in the printer becomes sufficiently high, the ink will smudg
确保打印头电源动态输出电压的参考设计,Reference D,http://www.592dz.comReference Design Ensures Dynamic Output Voltages for a Print-Head Power Supply
Abstract: This article describes some important design parameters for managing power in a printer. The reference design shows how to use a MAX15005 power-supply controller as a SEPIC circuit to obtain a high-variable output voltage for a print-head power supply. The circuit schematics, bill of materials (BOM), test measurements, and results are provided.
Designator | Description | Comment | Footprint | Manufacturer | Quantity | Value |
C1, C6 | Electrolytic capacitor | EEVFK1H331Q | 12.5mm x 13.5mm | Panasonic® | 2 | 330µF/50V |
C2, C4, C5, C7, C8, C9 | Capacitor | GRM32ER71H475KA88L | 1210 | Murata® | 6 | 4.7µF/50V |
C3 | Capacitor | GRM31MR71H105KA88L | 1206 | Murata | 1 | 1µF/50V |
C10, C12 | Capacitor | GRM188R71C105KA12D | 603 | Murata | 2 | 1µF/16V |
C11 | Capacitor | GRM1885C1H181JA01D | 603 | Murata | 1 | 180pF |
C13 | Capacitor | GRM1885C1H101JA01D | 603 | Murata | 1 | 100pF |
C14 | Capacitor | GRM1885C1H271JA01D | 603 | Murata | 1 | 270pF |
C15 | Capacitor | GRM188R71E474KA12D | 603 | Murata | 1 | 0.47µF |
C16 | Capacitor | GRM188R71H102KA01D | 603 | Murata | 1 | 1000pF |
C17 | Capacitor | GRM188R71H104KA93D | 603 | Murata | 1 | 100nF |
C18 | Capacitor | GRM1885C1H331JA01D | 603 | Murata | 1 | 330pF |
D1 | Zener diode | MMSZ10T1 | SOD-123 | ON Semiconductor® | 1 | 10V, 500mW Zener |
D2 | Schottky rectifier | FEPB6BT | D²PAK | Vishay® | 1 | 100V/6A Schottky |
L1, L2 | Inductor | D05040H-683MLD | D05040 | Coil Craft | 2 | 68µH |
Q1, Q2 | n-Channel MOSFET | HUF76609D3S | DPAK | Fairchild Semiconductor® | 2 | 100V/10A MOSFET |
R1 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 475kΩ |
R2 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 20kΩ |
R3 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 100kΩ |
R4 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 2.61kΩ |
R5 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 2.2Ω |
R6 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 1kΩ |
R7 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 7.87kΩ |
R8, R9 | Resistor | LRCLR201001R075F | 2010 | IRC | 2 | 0.075Ω/1W |
R10 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 774.8Ω |
R11 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 15kΩ |
R12 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 5kΩ |
R13 | Resistor | ERJ-1TYJ5R0 | 2512 | Panasonic | 1 | 5Ω/1W |
R14 | Resistor | SMD 1% Resistor | 603 | Vishay | 1 | 10Ω |
U1 | PWM controller | MAX15005A | TSSOP-16-EP | Maxim® | 1 | – |