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ISL28006
典型性能曲线
VCC = 12V ,RL = 1MΩ ,除非另有规定。
(续)
2
0
-2
精度( % )
-4
-6
-8
-10
-12
-14
-16
-18
-20
2
4
6
8
GAIN 101 ADJ
R
f
= 100K ,R
g
= 1k
V
SENSE
=为2mV , 20mV的
10 12 14 16 18 20 22 24 26 28
V
CC
(V)
+125°C
V
OA
%的准确率( % )
+100°C
+25°C
-40°C
0.2
0.0
-0.2
-0.4
-0.6 GAIN 101 ADJ
R = 100K
-0.8 R
f
= 1k
g
-1.0
0.2
0.0
-0.2
-0.4
-0.6 GAIN 21 ADJ
-0.8 R
f
= 100k
R = 5K
-1.0
g
1
10
-40°C
+100°C
+125°C
+25°C
-40°C
+100°C
+125°C
100
I
OUT
(A)
1m
10m
+25°C
图57.增益精度VS V
CC
, V
RS +
= 0.1V
图58.归一化V
OA
VS我
OUT
45
40
35
30
增益(dB )
25
20
V
RS +
= 0.1V GAIN = 21
V
CC
= 12V
15 V
SENSE
= 100mV的
V
RS +
= 0.1V增益= 101
V
RS +
= 12V GAIN = 51
V
RS +
= 12V GAIN = 101
200
150
100
50
V
OS
(V)
0
-50
-100
-150
-200
-250
-300
-350
-50
GAIN = 21
GAIN = 101
V
SENSE
=为20mV , 100mV的
V
RS +
= 12V
GAIN = 21 , 101
R
f
= 100k
R
g
= 1k, 5k
R
L
= 1M
V
RS +
= 12V GAIN = 21
10 GAIN = 21 , 51 , 101
R
f
= 100k
5 R
g
= 1k, 2k, 5k
V
RS +
= 12V GAIN = 51
R
L
= 1M
0
100
1k
10k
100k
频率(Hz)
1M
-25
0
25
50
75
温度(℃)
100
125
图59.增益与频率V
RS +
= 100mV的/ 12V ,
V
SENSE
= 100mV的,V
OUT
= 50mV的
P-P
图60. V
OS
( μV )与温度
0.40
0.35
GAIN = 101
增益精度( % )
V
OUT
误差( % )
0.30
0.25
0.20
0.15
V
SENSE
=为20mV , 100mV的
V
RS +
= 12V
GAIN = 21
0.6
0.5
0.4
0.3
0.2
0.1
V
SENSE
=为20mV , 100mV的
V
RS +
= 12V
GAIN = 21
GAIN = 101
0.10 GAIN = 21 , 101
R
f
= 100k
0.05 R
g
= 1k, 5k
R
L
= 1M
0
-50
-25
0
25
50
75
100
125
0 GAIN = 21 , 101
R
f
= 100k
-0.1 R
g
= 1k, 5k
R
L
= 1M
-0.2
-50
-25
0
25
50
75
100
125
温度(℃)
温度(℃)
图61.增益精度( % )与温度
图62. V
OUT
误差(% )与温度
16
FN6548.5
2011年5月23日