LT1210 Datasheet, PDF (7/16 Pages) Linear Technology – 1.1A, 35MHz Current Feedback Amplifier

WU
TYPICAL PERFOR A CE CHARACTERISTICS
LT1210
Output Impedance vs Frequency
100
V_S = ±15V
I_O = 0mA
10
R_SD = 82.5k
1
R_SD = 0Ω
Output Impedance in Shutdown
vs Frequency
10k
1k
100
0.1
10
0.01
100k
1M
10M
FREQUENCY (Hz)
100M
1210 G19
1
100k
1M
10M
FREQUENCY (Hz)
100M
1210 G20
Large-Signal Voltage Gain vs
Frequency
18
A_V = 4, R_L = 10Ω
15
R_F = 680Ω, R_G = 220Ω
V_S = ±15V, V_IN = 5V_P-P
12
9
6
3
0
10³
10⁴
10⁵
10⁶
FREQUENCY (Hz)
10⁷
10⁸
1210 G21
3rd Order Intercept vs Frequency
56
V_S = ±15V
54
R_L = 10Ω
R_F = 680Ω
52
R_G = 220Ω
50
48
46
44
42
40
0
2
4
6
8
10
FREQUENCY (MHz)
1210 G22
Test Circuit for 3rd Order Intercept
+
LT1210
P_O
–
680Ω
220Ω
MEASURE INTERCEPT AT P_O
10Ω
1210 TC01
7