MAX8654ETX(2006) データシートの表示（PDF） - Maxim Integrated
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MAX8654ETX Datasheet PDF : 17 Pages
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12V, 8A 1.2MHz
Step-Down Regulator
Typical Operating Characteristics (continued)
(Typical values are: VIN = VVP = 12V, VOUT = 3.3V, RFREQ = 100kΩ, and TA = +25°C, circuit of Figure 1.)
LOAD TRANSIENT
MAX8654 toc16
VOUT
100mV/div
AC-COUPLED
IOUT
2A/div
0A
20μs/div
SOFT-START TIME
vs. CSS
10
9
8
7
6
5
4
3
2
1
0
0 0.025 0.050 0.075 0.100 0.125 0.150
CSS (μF)
VEN
IIN
VOUT
VPWRGD
STARTUP INTO A 0.5Ω LOAD
MAX8654 toc18
10V/div
0V
2A/div
0
2V/div
0V
200μs/div
2V/div
0V
VREFIN
IIN
VOUT
VPWRGD
SOFT-START WITH REFIN
INTO A 0.5Ω LOAD
MAX8654 toc19
40μs/div
500mV/div
0V
2A/div
0
2V/div
0V
2V/div
0V
SYNCHRONIZED OPERATION (NO LOAD)
MAX8654 toc20
10mV/div
VLX1
0V
VLX2
10V/div
0V
ILX1
2A/div
ILX2
2A/div
400ns/div
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