MAX8737ETE Просмотр технического описания (PDF) - Maxim Integrated
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MAX8737ETE Datasheet PDF : 15 Pages
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Dual, Low-Voltage Linear Regulator Controllers
with External MOSFETs
Typical Operating Characteristics (continued)
(Circuit of Figure 1, TA = +25°C, unless otherwise noted.)
FOLDBACK CURRENT LIMIT
(SHORT-CIRCUIT RESPONSE)
10V
MAX8737 toc10
A
0
3V
B
1.5V
20A
C
0
1.50V
D
0
5V
E
0
2µs/div
A. GATE OF FET LOAD, 10V/div D. LD01 OUTPUT
B. DRV1, 1V/div
VOLTAGE, 2V/div
C. MOSFET CURRENT, 20A/div E. PGOOD1, 5V/div
DRV TRANSCONDUCTANCE
DISTRIBUTION
50
OUT1
OUT2
40
SAMPLE SIZE = 150
30
20
10
0
0.5
0.8
1.0
1.3
1.5
TRANSCONDUCTANCE (S)
OUTPUT OFFSET VOLTAGE
DISTRIBUTION
50
OUT1
OUT2
SAMPLE SIZE = 150
40
30
20
10
0
-5
-3
0
3
5
OUTPUT OFFSET VOLTAGE (mV)
OUTPUT-VOLTAGE DEVIATION
vs. TEMPERATURE
3
2
1
0
-1
-2
-3
-40
60
40
20
0
-20
-15
10
35
60
85
TEMPERATURE (°C)
GAIN AND PHASE
(OUT2)
MAX8737 toc16
CURRENT-LIMIT THRESHOLD
DISTRIBUTION
50
OUT1
OUT2
SAMPLE SIZE = 150
40
30
20
10
0
7.5
8.8
10.0
11.3
12.5
CURRENT LIMIT (mV)
GAIN AND PHASE
(OUT1)
MAX8737 toc15
60
40
20
0
-20
180
90
0
-90
-180
0.001
0.01
0.1
1
10
FREQUENCY (MHz)
1.5V OUTPUT, 1A LOAD, COUT = (1) 10µF 1206 16V CERAMIC
180
90
0
-90
-180
0.001
0.01
0.1
1
10
FREQUENCY (MHz)
1.05V OUTPUT, 2A LOAD, COUT = (1) 22µF 1206 6V CERAMIC
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