Datasheet
Note: Indicate that you are using the MAX1846/MAX1847 when contacting these component suppliers.
Table 1. Component List for Main Application Circuits
SUPPLIER COMPONENT PHONE WEBSITE
AVX Capacitors 803-946-0690 www.avxcorp.com
Central Semiconductor Diodes 516-435-1110 www.centralsemi.com
Coilcraft Inductors 847-639-6400 www.coilcraft.com
Dale Resistors 402-564-3131 www.vishay.com/company/brands/dale/
Fairchild MOSFETs 408-721-2181 www.fairchildsemi.com
International Rectifier MOSFETs 310-322-3331 www.irf.com
IRC Resistors 512-992-7900 www.irctt.com
Kemet Capacitors 864-963-6300 www.kemet.com
On Semiconductor MOSFETs, Diodes 602-303-5454 www.onsemi.com
Panasonic Capacitors, resistors 201-348-7522 www.panasonic.com
Sanyo Capacitors 619-661-6835 www.secc.co.jp
Siliconix MOSFETs 408-988-8000 www.siliconix.com
Sprague Capacitors 603-224-1961 www.vishay.com/company/brands/sprague/
Sumida Inductors 847-956-0666 www.remtechcorp.com
Vitramon Resistors 203-268-6261 www.vishay.com/company/brands/vitramon/
CIRCUIT ID A B C D
Input (V) 12 3 to 5.5 12 12
Output (V) -5 -12 -48 -72
Output (A) 2 0.4 0.1 0.1
C
COMP
(µF) 0.047 0.22 0.1 0.068
C
IN
(µF) 3 x 10 3 x 22 10 10
C
OUT
(µF) 2 x 100 2 x 47 39 39
C
FB
(pF) 390 1200 1000 1000
R1 (kW) (1%) 40.2 95.3 383 576
R2 (kW) (1%) 10 10 10 10
R
COMP
(kΩ) 8.2 10 220 470
R
CS
(W) 0.02 0.02 0.05 0.05
R
FREQ
(kW) 150 150 150 150
D1 CMSH5-40 CMSH5-40 CMR1U-02 CMR1U-02
L1 (µH) 10 10 47 82
P1 FDS6685 FDS6375 IRFR5410 IRFR5410
C
COMP2
(pF) 220 220 22 12
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Maxim Integrated
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18
MAX1846–MAX1847 High-Efciency, Current-Mode,
Inverting PWM Controller
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