MAX850 データシートの表示（PDF） - Maxim Integrated
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MAX850 Datasheet PDF : 8 Pages
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Low-Noise, Regulated, Negative
Charge-Pump Power Supplies for GaAsFET Bias
__________________________________________Typical Operating Characteristics
(Circuit of Figure 2a, VIN = 6V, TA = +25°C, unless otherwise noted.)
OUTPUT VOLTAGE
vs. OUTPUT CURRENT
-4.16
-4.15
-4.14
-4.13
-4.12
-4.11
-4.10
0
2.0 4.0 6.0 8.0 10.0
OUTPUT CURRENT (mA)
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
2.00
1.80
1.60
1.40
1.20
1.00
0.80
0.60
5.0 6.0 7.0 8.0 9.0 10.0
INPUT VOLTAGE (V)
-4.13
-4.12
OUTPUT VOLTAGE vs.
INPUT VOLTAGE OVER TEMPERATURE
IOUT = 2.5mA
-4.11
-4.10
-4.09
-4.08
TA = +25°C
TA = -40°C
TA = +85°C
-4.07
-4.06
5.0
6.0 7.0 8.0 9.0 10.0
INPUT VOLTAGE (V)
SUPPLY CURRENT
vs. TEMPERATURE
2.5
2.4 VIN = 10.0V
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
60
50
40
30
20
10
5.0 6.0 7.0 8.0 9.0 10.0
INPUT VOLTAGE (V)
2.00
1.80
1.60
1.40
1.20
1.00
0.80
0.60
0.40
0.20
5.0
START-UP TIME vs.
INPUT VOLTAGE
IOUT = 5mA
6.0 7.0 8.0 9.0 10.0
INPUT VOLTAGE (V)
EFFICIENCY vs. LOAD CURRENT
80
VIN = 5.0V
70
60
VIN = 6.0V
50
40
30
VIN = 10.0V
20
10
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
LOAD CURRENT (mA)
_______________________________________________________________________________________ 3
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