Typical operating characteristics (continued) – Rainbow Electronics MAX853 User Manual
Page 4
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MAX850–MAX853
Low-Noise, Regulated, Negative
Charge-Pump Power Supplies for GaAsFET Bias
4
______________________________________________________________________________________
V
IN
= 6.0V, V
OUT
= -4.1V, I
OUT
= 5mA, AC COUPLED
MAX850–MAX852
OUTPUT NOISE AND RIPPLE
V
OUT
500
µ
V/div
10
µ
s/div
_____________________________Typical Operating Characteristics (continued)
(Circuit of Figure 2a, V
IN
= 6V, T
A
= +25°C, unless otherwise noted.)
V
IN
= 6.0V, V
OUT
= -4.1V, I
OUT
= 5mA, AC COUPLED
MAX853
OUTPUT NOISE AND RIPPLE
V
OUT
500
µ
V/div
10
µ
s/div
MAX850–MAX852
NOISE SPECTRUM
70
60
50
40
30
20
10
0
-10
-20
-30
NOISE (dB
µ
V)
0.1
1000
100
10
1.0
FREQUENCY (kHz)
MAX853
NOISE SPECTRUM
70
60
50
40
30
20
10
0
-10
-20
-30
NOISE (dB
µ
V)
0.1
1000
100
10
1.0
FREQUENCY (kHz)
NOTE: dBµV = 20 log V
OUT
1µV
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