LT1210 Linear Technology, LT1210 Datasheet - Page 5

• Manufacturer Part Number: LT1210
• Description: 1.1A/ 35MHz Current Feedback Amplifier
• Manufacturer: Linear Technology

TYPICAL PERFOR A CE CHARACTERISTICS
100
100
0.6
0.5
0.4
0.3
0.2
0.1
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
5
Bandwidth vs Supply Voltage
4
4
Differential Phase vs
Supply Voltage
Bandwidth vs Supply Voltage
R
A
V
F
= R
= 2
6
6
G
PEAKING
PEAKING
7
PEAKING 1dB
PEAKING 5dB
= 750
R
SUPPLY VOLTAGE ( V)
SUPPLY VOLTAGE ( V)
SUPPLY VOLTAGE ( V)
F
8
8
=390
R
F
= 470
R
9
10
10
F
1dB
5dB
R
R
= 680
L
L
= 15
= 50
12
12
11
R
F
R
R
R
R
= 560
F
F
F
F
= 330
= 470
= 680
14
14
= 1.5k
R
A
R
R
A
R
R
R
V
V
F
R
L
L
L
L
F
13
W U
= 750
F
= 10
= 100
= 10
= 2
= 100
= 30
= 1.5k
= 1k
16
16
1210 G04
1210 G01
1210 G07
15
18
18
0.5
0.4
0.3
0.2
0.1
30
50
40
30
20
10
50
40
20
10
0
0
0
5
Bandwidth vs Supply Voltage
4
Bandwidth vs Supply Voltage
4
Differential Gain vs
Supply Voltage
PEAKING
6
6
PEAKING 1dB
PEAKING 5dB
7
R
R
R
SUPPLY VOLTAGE ( V)
SUPPLY VOLTAGE ( V)
L
SUPPLY VOLTAGE ( V)
L
L
8
8
= 15
= 50
1dB
= 10
R
F
= 680
9
R
10
10
R
F
F
R
R
= 560
= 750
F
F
= 1k
= 2k
12
12
R
11
L
R
A
= 30
R
V
R
F
R
F
14
14
F
= R
= 2
F
= 560
= 1.5k
= 1k
A
R
A
R
G
13
V
L
V
L
= 750
= 10
= 10
= 2
= 10
16
16
1210 G02
1210 G05
1210 G08
15
18
18
10k
100
100
100
10k
1k
10
1k
0
0
1
10
1
Bandwidth and Feedback Resistance
vs Capacitive Load for Peaking 5dB
1
Spot Noise Voltage and Current
vs Frequency
Bandwidth and Feedback Resistance
vs Capacitive Load for Peaking 1dB
A
R
V
C
BANDWIDTH
RESISTANCE
FEEDBACK RESISTANCE
BANDWIDTH
A
R
V
C
FEEDBACK
V
L
S
COMP
V
S
COMP
L
= 2
=
= 15V
= +2
= 15V
=
= 0.01 F
= 0.01 F
100
10
10
CAPACITIVE LOAD (pF)
CAPACITIVE LOAD (pF)
FREQUENCY (Hz)
100
100
1k
1000
1000
10k
LT1210
– i
+i
e
n
n
n
1210 G06
1210 G03
1210 G09
10000
10000
100k
100
10
1
5
100
10
1