MAX8833(2007) データシートの表示（PDF） - Maxim Integrated
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MAX8833 Datasheet PDF : 21 Pages
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Dual, 3A, 2MHz Step-Down Regulator
Typical Operating Characteristics (continued)
(VIN1 = VIN2 = 3.3V. MAX8833, circuit of Figure 6, TA = +25°C, unless otherwise noted.)
SWITCHING FREQUENCY
vs. TEMPERATURE
1100
1080
1060
1040
1020
1000
980
960
940
920
900
-40 -15 10
35
60
85
AMBIENT TEMPERATURE (°C)
FEEDBACK VOLTAGE
vs. TEMPERATURE
610
608
606
604
602
600
598
596
594
592
590
-40 -15
10
35
60
85
AMBIENT TEMPERATURE (°C)
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
10
IIN1 + IIN2 + IVDL + IVDD
9
8
7
6
5
4
3
2
1
0
2.35 2.60 2.85 3.10 3.35 3.60
SUPPLY VOLTAGE (V)
SWITCHING WAVEFORMS
MAX8833 toc08
VLX1
2V/div
LOAD TRANSIENT
MAX8833 toc07
1.8V OUTPUT
VOUT
100mV/div
3.0A
IOUT 1.5A
1.5A
1A/div
20µs/div
SOFT-START AND SHUTDOWN
MAX8833 toc09
VEN2
5V/div
IL1
2A/div
VOUT2
1V/div
VLX2
2V/div
VPWRGD
2V/div
IIN
IL2
2A/div
1A/div
400ns/div
3A LOAD
400µs/div
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