Datasheet

MAX1652–MAX1655
High-Efficiency, PWM, Step-Down
DC-DC Controllers in 16-Pin QSOP
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Table 1. Component Selection for Standard Applications
COMPONENT 3.3V at 1A 3.3V at 2A 5V/3.3V at 3A 3.3V at 5A 1.8V at 2.5A
Frequency 300kHz
300kHz 300kHz 300kHz 150kHz
Q1 High-Side
MOSFET
International Rectifier
1/2 IRF7101
International Rectifier
1/2 IRF7303 or
Fairchild
Semiconductor
1/2 NDS8936
International Rectifier
IRF7403 or
Fairchild
Semiconductor
NDS 8410A
Fairchild
Semiconductor
FDS6680
International Rectifier
1/2 IRF7303 or
Fairchild
Semiconductor
1/2 NDS8936
Q2 Low-Side
MOSFET
International Rectifier
1/2 IRF7101
International Rectifier
1/2 IRF7303 or
Fairchild
Semiconductor
1/2 NDS8936
International Rectifier
IRF7403 or
Fairchild
Semiconductor
NDS 8410A
Fairchild
Semiconductor
FDS6680
International Rectifier
1/2 IRF7303 or
Fairchild
Semiconductor
1/2 NDS8936
C1 Input
Capacitor
10µF, 35V
AVX
TPSD106M035R0300
22µF, 35V
AVX
TPSE226M035R0300
(2) 22µF, 35V
AVX
TPSE226M035R0300
(3) 22µF, 35V
AVX
TPSE226M035R0300
10µF, 25V ceramic
Taiyo Yuden
TMK325F106Z
C2 Output
Capacitor
100µF, 6.3V
AVX TPSC107M006R
220µF, 10V
AVX
TPSE227M010R0100
or Sprague
594D227X001002T
470µF, 6V (for 3.3V)
Kemet
T510X477M006AS
or
(2) 220µF, 10V (for 5V)
AVX
TPSE227M010R011
(3) 330µF, 10V
Sprague
594D337X0010R2T
or
(2) 470µF, 6V
Kemet
T510X477M006AS
470µF, 4V
Sprague
594D477X0004R2T
or
470µF, 6V
Kemet
T510X477M006AS
D1 Rectifier
1N5819 or Motorola
MBR0520L
1N5819 or Motorola
MBRS130LT3
1N5819 or Motorola
MBRS130LT3
1N5821 or Motorola
MBRS340T3
1N5817 or Motorola
MBRS130LT3
R1 Sense
Resistor
70m
Dale WSL-1206-R070F
or IRC LR2010-01-R070
33m
Dale WSL-2010-R033F
or IRC LR2010-01-R033
25m
Dale WSL-2010-R025F
or IRC LR2010-01-R025
12m
Dale WSL-2512-R012F
30m
Dale WSL-2010-R030F
or IRC LR2010-01-R030
L1 Inductor
33µH
Sumida CDR74B-330
15µH
Sumida CDR105B-150
10µH
Sumida CDRH125-100
4.7µH
Sumida CDRH127-4R7
15µH
Sumida CDRH125-150
Table 2. Component Suppliers
*
Distributor
[1] 602-994-6430602-303-5454Motorola
[1] 408-986-1442408-986-0424Kemet
[1] 512-992-3377512-992-7900IRC
[1] 408-721-1635408-822-2181Fairchild
[1] 605-665-1627605-668-4131Dale
[1] 561-241-9339561-241-7876Coiltronics
[1] 847-639-1469847-639-6400Coilcraft
[1] 516-435-1824516-435-1110Central Semiconductor
[1] 803-626-3123803-946-0690AVX
FACTORY FAX
[Country Code]
USA PHONEMANUFACTURER
Input Range 4.75V to 28V
4.75V to 28V 4.75V to 28V 4.75V to 28V 4.75V to 22V
[1] 408-573-4159408-573-4150Taiyo Yuden
[81] 3-3607-5144847-956-0666Sumida
[1] 603-224-1430603-224-1961Sprague
[1] 408-970-3950
408-988-8000
800-554-5565
Siliconix
[81] 7-2070-1174619-661-6835Sanyo
[81] 3-3494-7414805-867-2555*NIEC
[1] 814-238-0490
814-237-1431
800-831-9172
Murata
FACTORY FAX
[Country Code]
USA PHONEMANUFACTURER
[1] 702-831-3521702-831-0140Transpower Technologies
[1] 714-960-6492714-969-2491Matsuo
[1] 310-322-3332310-322-3331International Rectifier
[1] 847-390-4405847-390-4461TDK