LTC1968
典型PERFOR一个CE特征
增益和偏移
与输入共模电压
0.5
0.4
0.3
增益误差(%)
50mV
≤
V
IN
≤
350mV
增益误差(%)
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
V
OOS
V
IOS
增益误差
–1.0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
输入共模电压( V)
1968 G01
增益和失调与电源电压
0.5
0.4
0.3
50mV
≤
V
IN
≤
350mV
1.0
0.8
0.6
0.5
0.4
0.3
0.2
0.1
0
增益误差(%)
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
4.5
4.8
增益误差
0.2
0
–0.2
–0.4
–0.6
–0.8
V
IOS
5.4
5.7
5.1
电源电压( V)
w
w
.
w
h
C
–1.0
6.0
n
i
增益误差(%)
0.2
4
ü W¯¯
增益和偏移
与输出共模电压
1.0
0.8
0.6
失调电压(毫伏)
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
50mV
≤
V
IN
≤
350mV
1.0
0.8
0.6
失调电压(毫伏)
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
增益误差
0.4
0.2
0
V
OOS
V
IOS
–0.2
–0.4
–0.6
–1.0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
输出共模电压( V)
1968 G02
增益和偏移与温度
V
OOS
0.4
d
a
–0.1
–0.2
–0.3
–0.4
–0.5
–40
50mV
≤
V
IN
≤
350mV
.
z
m
o
C
V
IOS
增益误差
V
OOS
60
–0.8
0.5
0.4
0.3
失调电压(毫伏)
失调电压(毫伏)
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–15
35
10
温度(℃)
85
1968 G04
1968 G03
1968f