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MAXM17543 数据表(PDF) 4 Page - Maxim Integrated Products

部件名 MAXM17543
功能描述  Saves Board Space in Space-Constrained Applications
PDF  18 Pages
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制造商  MAXIM [Maxim Integrated Products]
网页  https://www.maximintegrated.com/en.html
标志 MAXIM - Maxim Integrated Products

MAXM17543 数据表(HTML) 4 Page - Maxim Integrated Products

  MAXM17543 Datasheet HTML 1Page - Maxim Integrated Products MAXM17543 Datasheet HTML 2Page - Maxim Integrated Products MAXM17543 Datasheet HTML 3Page - Maxim Integrated Products MAXM17543 Datasheet HTML 4Page - Maxim Integrated Products MAXM17543 Datasheet HTML 5Page - Maxim Integrated Products MAXM17543 Datasheet HTML 6Page - Maxim Integrated Products MAXM17543 Datasheet HTML 7Page - Maxim Integrated Products MAXM17543 Datasheet HTML 8Page - Maxim Integrated Products MAXM17543 Datasheet HTML 9Page - Maxim Integrated Products Next Button
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(VIN = 4.5V to 42V, VOUT = 0.9 to 12V, IOUT = 0A–2.5A, TA = +25°C, unless otherwise noted.)
40
50
60
70
80
90
100
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
VOUT = 5V, PWM MODE
toc04
MODE=SGND
VIN = 12V,
fSW = 740kHz
VIN = 24V,
fSW = 740kHz
VIN = 36V,
fSW = 740kHz
40
50
60
70
80
90
100
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
VOUT = 12V, PFM MODE
toc01
MODE = OPEN
VIN = 24V,
fSW = 1.8MHz
VIN = 36V,
fSW = 1.8MHz
40
50
60
70
80
90
100
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
VOUT = 2.5V, PFM MODE
toc07
MODE = OPEN
VIN = 5V,
fSW = 400kHz
VIN = 12V,
fSW = 400kHz
VIN = 24V,
fSW = 400kHz
VIN = 36V,
fSW = 400kHz
40
50
60
70
80
90
100
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
VOUT = 12V, PWM MODE
toc02
MODE = SGND
VIN = 24V,
fSW = 1.8MHz
VIN = 36V,
fSW = 1.8MHz
40
50
60
70
80
90
100
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
VOUT = 5V, PFM MODE
toc03
MODE = OPEN
VIN = 12V,
fSW = 740kHz
VIN = 24V,
fSW = 740kHz
VIN = 36V,
fSW = 740kHz
40
50
60
70
80
90
100
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
VOUT = 2.5V, PWM MODE
toc08
MODE = SGND
VIN = 5V,
fSW = 400kHz
VIN = 12V,
fSW = 400kHz
VIN = 24V,
fSW = 400kHz
VIN = 36V,
fSW = 400kHz
40
50
60
70
80
90
100
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
VOUT = 3.3V, PFM MODE
toc05
MODE = OPEN
VIN = 12V,
fSW = 500kHz
VIN = 24V,
fSW = 500kHz
VIN = 36V,
fSW = 500kHz
40
50
60
70
80
90
100
0
500
1000
1500
2000
2500
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
VOUT = 3.3V, PWM MODE
toc06
MODE = SGND
VIN = 12V,
fSW = 500kHz
VIN = 24V,
fSW = 500kHz
VIN = 36V,
fSW = 500kHz
Maxim Integrated │ 4
www.maximintegrated.com
MAXM17543
4.5V to 42V, 2.5A High-Efficiency, DC-DC Step-Down
Power Module with Integrated Inductor
Typical Operating Characteristics



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