MAX8719ETA 데이터 시트보기 (PDF) - Maxim Integrated
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MAX8719ETA Datasheet PDF : 10 Pages
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High-Voltage, Low-Power Linear Regulators for
Notebook Computers
Typical Operating Characteristics
(Circuit of Figure 1. VIN = 15V, VOUT = 3.3V, TA = +25°C, unless otherwise noted.)
SAFE LOAD-CURRENT OPERATING AREA
vs. SUPPLY VOLTAGE
120.0
100.0
80.0
60.0
POWER-DISSIPATION
LIMIT REGION
40.0
20.0
0
0 5 10 15 20 25 30
SUPPLY VOLTAGE (V)
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
2
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
TA = +25°C
6 10 14 18 22 26 30
SUPPLY VOLTAGE (V)
GROUND CURRENT vs. SUPPLY VOLTAGE
AT VARIOUS LOADS
15.0
150mA
12.0
110mA
9.0
70mA
6.0
30mA
10mA
3.0
0
5
10
15
20
25
30
SUPPLY VOLTAGE (V)
SUPPLY CURRENT vs. TEMPERATURE
19.0
VIN = 15V
18.5
18.0
17.5
17.0
16.5
16.0
15.5
15.0
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
SUPPLY CURRENT vs. SUPPLY VOLTAGE
19.0
18.5
TA = +85°C
18.0
17.5
TA = +25°C
17.0
16.5
16.0
TA = -40°C
15.5
15.0
5
10
15
20
25
30
SUPPLY VOLTAGE (V)
RIPPLE REJECTION vs. FREQUENCY
-80
-70
-60
-50
-40
-30
-20
-10
10mA LOAD CURRENT
0
0.01
0.1
1
10
100
FREQUENCY (kHz)
LOAD-TRANSIENT RESPONSE
MAX8718/9 toc07
VOUT
100mV/div
200µs/div
IOUT
100mA/div
LINE-TRANSIENT RESPONSE
MAX8718/9 toc08
CIN = 10µF, COUT = 10µF
100µs/div
VOUT
200mV/div
AC-COUPLED
+20V
VIN
+10V
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