LT1969
典型PERFOR一个CE特征
–
–
13K电阻从CTRL1到V和CTRL2一个49.9k电阻到V
共模抑制比
与频率
100
共模抑制比（分贝）
90
80
70
60
50
40
30
20
10
0
100k
1M
10M
频率（Hz）
100M
1969 G15
输出到输入的串扰（分贝）
–40
–50
–60
–70
–80
–90
A
→
B
B
→
A
失真（ DBC）
谐波失真VS
频率，
V
= 10, V
S
=
±2.5V
0
–10
–20
失真（ DBC）
T
A
= 25°C
A
V
= 10
2V
P-P
OUT
失真（ DBC）
–40
–50
–60
–70
–80
–90
R
L
= 25
–40
–50
–60
–70
–80
–90
3rd
2nd
失真（ DBC）
–30
2nd
3rd
2nd
3rd
R
L
= 100
1M
频率（Hz）
10M
1969 G18
–100
100k
谐波失真与输出
Swing中，
V
= 10, V
S
=
±6V
0
–10
–20
T
A
= 25°C
F = 1MHz的
0
–10
–20
失真（ DBC）
失真（ DBC）
–40
–50
–60
–70
–80
–90
2nd
3rd
2nd
3rd
0
2
R
L
= 100
4
6
8
10
输出电压（V
P-P
)
12
1969 G21
–40
–50
–60
–70
–80
–90
2nd
3rd
2nd
3rd
0
1
R
L
= 100
5
1969 G22
失真（ DBC）
–30
R
L
= 25
–100
ü W
V
S
=
±6V
T
A
= 25°C
放大器串扰与频率
0
–10
–20
–30
V
S
=
±6V
A
V
= 10
R
L
= 100
INPUT = -20dBm
谐波失真VS
频率，
V
= 10, V
S
=
±6V
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
2nd
3rd
R
L
= 100
1M
频率（Hz）
10M
1969 G17
T
A
= 25°C
A
V
= 10
2V
P-P
OUT
2nd
R
L
= 25
3rd
–100
1M
10M
100M
频率（Hz）
1G
1969 G16
–100
100k
谐波失真
VS阻性负载
0
–10
–20
–30
T
A
= 25°C
V
S
=
±6V
A
V
= 10
2V
P-P
OUT
F = 1MHz的
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
1
10
100
负载电阻（ Ω ）
1k
1969 G19
谐波失真
VS阻性负载
T
A
= 25°C
V
S
=
±2.5V
A
V
= 10
2V
P-P
OUT
F = 1MHz的
2nd
3rd
–100
1
10
100
负载电阻（ Ω ）
1k
1969 G20
谐波失真与输出
Swing中，
V
= 10, V
S
=
±2.5V
0
T
A
= 25°C
F = 1MHz的
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
2
3
4
输出电压（V
P-P
)
谐波失真与输出
Swing中，
V
= 2, V
S
=
±6V
T
A
= 25°C
R
F
= R
G
= 1k
R
C
= 124
C
C
= 100pF的
F = 1MHz的
见图3
–30
R
L
= 25
R
L
= 25
2nd
2nd
3rd
3rd
0
2
R
L
= 100
–100
4
6
8
10
输出电压（V
P-P
)
12
1969 G23
7
