Rainbow Electronics MAX853 - Manual (Page 3)

MAX850–MAX853
Low-Noise, Regulated, Negative
Charge-Pump Power Supplies for GaAsFET Bias
_______________________________________________________________________________________ 3
-4.10
0
OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX850-TOC1
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE (V)
-4.11
-4.14
-4.13
-4.12
-4.15
-4.16
2.0 4.0 6.0 8.0 10.0
-4.06
5.0
OUTPUT VOLTAGE vs.
INPUT VOLTAGE OVER TEMPERATURE
MAX850-TOC2
INPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
-4.07
-4.11
-4.10
-4.09
-4.08
-4.12
-4.13
-4.12
6.0 7.0 8.0 9.0 10.0
T A = +25°C
T A = -40°C
T A = +85°C
I OUT = 2.5mA
10
20
30
40
50
60
5.0 6.0 7.0 8.0 9.0 10.0
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
MAX850-TOC3
INPUT VOLTAGE (V)
MAXIMUM OUTPUT CURRENT (mA)
0.60
0.80
1.00
1.20
5.0 6.0
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
MAX850-TOC4
INPUT VOLTAGE (V)
NO-LOAD SUPPLY CURRENT (mA)
1.40
1.60
1.80
2.00
9.0 7.0 8.0 10.0
2.5
1.6
-40 -20 20 40 100
SUPPLY CURRENT
vs. TEMPERATURE
1.7
2.2
2.3
2.4
MAX850-TOC5
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
0 60 80
2.1
2.0
1.9
1.8
V IN = 10.0V
0.20
0.40
0.60
0.80
5.0 6.0
START-UP TIME vs.
INPUT VOLTAGE
MAX850-TOC6
INPUT VOLTAGE (V)
START-UP TIME (ms)
1.00
1.20
1.40
1.60
1.80
2.00
9.0 7.0 8.0 10.0
I OUT = 5mA
10
20
30
50
60
40
70
80
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
EFFICIENCY vs. LOAD CURRENT
MAX850-TOC7
LOAD CURRENT (mA)
EFFICIENCY (%)
V IN = 6.0V
V IN = 5.0V
V IN = 10.0V
__________________________________________Typical Operating Characteristics
(Circuit of Figure 2a, V IN = 6V, T A = +25°C, unless otherwise noted.)