MAX16935RATEB/V 데이터 시트보기 (PDF) - Maxim Integrated
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MAX16935RATEB/V Datasheet PDF : 17 Pages
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MAX16935/MAX16939
36V, 3.5A, 2.2MHz Step-Down Converter
with 28µA Quiescent Current
Typical Operating Characteristics (continued)
(VSUP = VSUPSW = 14V, VEN = 14V, VOUT = 5V, VFYSNC = 0V, RFOSC = 12kI, TA = +25NC, unless otherwise noted.)
SHDN CURRENT vs. SUPPLY VOLTAGE
10
9
8
7
6
5
4
3
2
1 5V/2.2MHz
SKIP MODE
0
6
12
18
24
30
36
SUPPLY VOLTAGE (V)
VOUT vs. VIN
5.05
5V/400kHz
PWM MODE
5.03 ILOAD = 0A
5.01
4.99
4.97
4.95
6
12
18
24
30
36
VIN (V)
VBIAS vs. TEMPERATURE
5.02
5.01
ILOAD = 0A
5.00
4.99
4.98
4.97
4.96
4.95
4.94
4.93
4.92
4.91
VIN = 14V,
PWM MODE
4.90
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
FULL-LOAD STARTUP BEHAVIOR
toc14
10V/div
0V
VIN
5V/div
0V
VOUT
1A/div
0V
ILOAD
VPGOOD
5V/div
0V
VOUT vs. VIN
5.08
5V/2.2MHz
5.06 PWM MODE
5.04 ILOAD = 0A
5.02
5.00
4.98
4.96
4.94
4.92
4.90
6
12 18 24 30 36 42
VIN (V)
VIN
VOUT
VPGOOD
ILOAD
SLOW VIN RAMP BEHAVIOR
toc15
10V/div
0V
5V/div
0V
5V/div
0V
2A/div
0V
SYNC FUNCTION
toc17
VLX
5V/div
VFSYNC
200ns
2V/div
VIN
VOUT
VLX
VPGOOD
DIPS AND DROPS TEST
toc18
10V/div
5V/2.2MHz 0V
5V/div
0V
10V/div
0V
5V/div
0V
10ms
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