MAX16956(2014) 查看數據表（PDF） - Maxim Integrated
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MAX16956 Datasheet PDF : 16 Pages
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MAX16956
36V, 300mA, Mini Buck Converter with
1.1µA IQ
Typical Operating Characteristics
(VSUP = VEN = 14V, TA = +25°C, unless otherwise noted.)
3.3V EFFICIENCY vs. LOAD
CURRENT—SKIP MODE (1μA to 300μA)
100
90
80
70
60
50
40
30
20
10
0
0
0.0001
0.0002
0.0003
0.00005
0.00015
0.00025
IOUT1 (A)
5V EFFICIENCY vs. LOAD
CURRENT—SKIP MODE (1μA to 300μA)
100
90
80
70
60
50
40
30
20
10
0
0
0.0001
0.0002
0.0003
0.00005
0.00015
0.00025
IOUT1 (A)
5V EFFICIENCY vs. LOAD CURRENT
100
90
SKIP
80
70
PWM
60
50
40
30
20
10
0
0.000001
0.0001
0.01
1
0.00001
0.001
0.1
IOUT1 (A)
3.3V EFFICIENCY vs. LOAD CURRENT
100
90
SKIP
80
70
60
PWM
50
40
30
20
10
0
0.000001
0.0001
0.01
1
0.00001
0.001
0.1
IOUT1 (A)
3.3V FIXED-OUTPUT STARTUP
WAVEFORM (PWM, 300mA LOAD)
MAX16956 toc05
VSUP
10V/div
VOUT
2V/div
2ms/div
VRESET
5V/div
VLX
10V/div
5V FIXED-OUTPUT STARTUP
WAVEFORMS (SKIP, 300mA LOAD)
MAX16956 toc06
VSUP
10V/div
NO-LOAD SUPPLY CURRENT
vs. TEMPERATURE (SKIP MODE)
3.0
VOUT = 3.3V
2.5
VOUT
2.0
5V/div
1.5
VRESET
5V/div
1.0
2ms/div
VLX
10V/div
0.5
0
-40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
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