Rainbow Electronics MAX2130 - Manual (Page 4)

MAX2130
Broadband, Two-Output, Low-Noise
Amplifier for TV Tuner Applications
4 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(MAX2130 EV kit, V CC = +5V, R BIAS = 15k Ω ±1%, T
A = +25°C, unless otherwise noted.)
7
10
9
8
11
12
13
14
15
16
17
0 400 200 600 800 1000
GAIN vs. FREQUENCY
R BIAS = 15k Ω
MAX2130 toc04
FREQUENCY (MHz)
GAIN (dB)
LNA
LOOP-OUT AMPLIFIER
T A = -40 °C
T A = +25 °C T A = +85 °C
T A = -40 °C
T A = +85 °C
T A = +25 °C
7
10
9
8
11
12
13
14
15
16
17
0 400 200 600 800 1000
GAIN vs. FREQUENCY
R BIAS = 25k Ω
MAX2130 toc05
FREQUENCY (MHz)
GAIN (dB)
LOOP-OUT AMPLIFIER
LNA
0
1
3
2
4
5
0 400 200 600 800 1000
LNA NOISE FIGURE vs. FREQUENCY
MAX2130 toc06
FREQUENCY (MHz)
NOISE FIGURE (dB)
T A = +85 °C
T A = +25 °C
T A = -40 °C
0
2
1
4
3
5
6
0 400 200 600 800 1000
LOOP-OUT AMPLIFIER
NOISE FIGURE vs. FREQUENCY
MAX2130 toc07
FREQUENCY (MHz)
NOISE FIGURE (dB)
T A = +25 °C
T A = -40 °C
T A = +85 °C
0
1.5
1.0
0.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
10.0 15.0 12.5 17.5 20.0 22.5 25.0
NOISE FIGURE vs. R BIAS
MAX2130 toc08
R BIAS (k Ω)
NOISE FIGURE (dB)
LNA
LOOP-OUT AMPLIFIER
-5
-2
-3
-4
-1
0
1
2
3
4
5
-40 10 -15 35 60 85
INPUT P1dB vs. TEMPERATURE
MAX2130 toc09
TEMPERATURE ( °C)
INPUT P1dB (dBm)
LNA
LOOP-OUT AMPLIFIER
-5
-3
-4
0
-1
-2
3
2
1
4
10.0 15.0 12.5 17.5 20.0 22.5 25.0
INPUT P1dB vs. R BIAS
MAX2130 toc10
R
BIAS
(k Ω)
INPUT P1dB (dBm)
LNA
LOOP-OUT AMPLIFIER
25
28
27
26
29
30
31
32
33
34
35
-40 10 -15 35 60 85
INPUT IP2 vs. TEMPERATURE
MAX2130 toc11
TEMPERATURE ( °C)
INPUT IP2 (dBm)
LNA
LOOP-OUT AMPLIFIER
15
25
20
35
30
40
45
10 15 20 25
MAX2130 toc12
R BIAS (k Ω)
INPUT IP2 (dBm)
LNA
INPUT IP2 vs. R BIAS
100MHz
600MHz
800MHz