MAX5073 データシートの表示（PDF） - Maxim Integrated
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MAX5073 Datasheet PDF : 25 Pages
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2.2MHz, Dual-Output Buck or Boost Converter
with Internal Power MOSFETs
Typical Operating Characteristics (continued)
(V+ = VL = 5.2V, TA = +25°C, unless otherwise noted.)
EXTERNAL SYNCHRONIZATION
MAX5073 toc16
SYNC
5V/div
0V
SOURCE1
5V/div
0V
VOUT1 RIPPLE
AC-COUPLED
20mV/div
CLKOUT
5V/div
0V
200ns/div
V+ SWITCHING SUPPLY CURRENT (ISUPPLY)
vs. TEMPERATURE
35
30
fSW = 2.2MHz
25
fSW = 1.25MHz
20
fSW = 600kHz
15
fSW = 300kHz
10
5
-40
-7
26
59
92 125
TEMPERATURE (°C)
V+ STANDBY SUPPLY CURRENT (ISTBY)
vs. TEMPERATURE
1.8
ROSC = 10kΩ
1.4
1.0
ROSC = 60kΩ
0.6
0.2
-40
-7
26
59
92 125
TEMPERATURE (°C)
OUTPUT1 VOLTAGE (BUCK CONVERTER)
vs. TEMPERATURE
3.40
3.38
3.36
NO LOAD
3.34
3.32
3.30
50% LOAD
3.28
3.26
3.24
3.22
3.20
-50
0
50
100
150
TEMPERATURE (°C)
OUTPUT2 VOLTAGE (BUCK CONVERTER)
vs. TEMPERATURE
2.60
50% LOAD
2.55
NO LOAD
2.50
2.45
2.40
-50
0
50
100
150
TEMPERATURE (°C)
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