仪表放大器

ADI公司的仪表放大器是精密增益模块,输入为差分式,输出可以是差分式,也可以是相对于参考端的单端式。这些器件能够放大两个输入信号电压之间的差值,同时抑制两个输入端共有的任何信号。仪表放大器广泛用于许多工业、测量、数据采集和医疗应用,这些应用要求在高噪声环境下保持直流精度和增益精度,而且其中存在大共模信号(通常为交流电力线频率)。
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仪表放大器钻石图工具

钻石图工具是一个网络应用程序,可生成特定配置的输出电压范围与输入共模电压关系图,也被称为钻石图,适用于ADI仪表放大器。 根据电源电压、增益和输入信号范围等用户输入参数,该工具可检测设计饱和情况,推荐合适的仪表放大器使输入信号在规格范围内并且配置的电路是有效的。 该工具能避免设计饱和,找到适合设计的最佳仪表放大器,节省设计时间。

仪表放大器钻石图工具


仪表放大器

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SortOrderPart## of AmpsVos
(max)
(V)
Vos TC
(max)
(V/°C)
Gain SetGain
(min)
(V/V)
Gain
(max)
(V/V)
BW - low gain
(typ)
(Hz)
Ibias
(max)
(A)
Iq/Amp
(max)
(A)
Vs span
(min)
(V)
Vs span
(max)
(V)
Input Voltage Noise
(typ)
(V/rtHz)
Price (1000+)
($ US)
1LT6370 1 20µ 300n Resistor 1 1000 3.1M 400p 2.75m 4.75 35 7n $2.69 (LT6370IDD#PBF)
2ADA4558 2 20µ 10n Digital 2.94 971.1 550k- 8.2m 6 18- $3.35 (ADA4558WHCPZ-R7)
3AD8233 1 6m- Resistor 100 1100 1k 200p 70µ 1.7 3.5 150n $1.49 (AD8233ACBZ-R7)
4AD8422 1 25µ 300n Resistor 1 1000 2.2M 500p 300µ 4.6 36 8n $2.10 (AD8422ARMZ)
5AD8232 1 8m 10µ Fixed Gain 100 100 2k 200p 230µ 2 3.5 100n $1.36 (AD8232ACPZ-R7)
6AD8237Reference Circuit Available 1 75µ 300n Resistor 1 1000 200k 650p 130µ 1.8 5.5 68n $0.93 (AD8237ARMZ)
7AD8421 1 25µ 200n Resistor 1 1000 10M 1n 2.3m 5 36 3n $2.35 (AD8421ARMZ)
8AD8420Reference Circuit Available 1 150µ Resistor 1 1000 250k 27n 100µ 2.7 36 55n $0.89 (AD8420ARMZ)
9AD8428 1 25µ 300n Fixed Gain 2000 2000 3.5M 50n 6.8m 8 36 1.3n $6.60 (AD8428ARZ)
10AD8426 2 100µ Resistor 1 1000 1.5M 30n 425µ 2.2 36 24n $2.20 (AD8426ACPZ-R7)
11AD8429 1 50µ 300n Resistor 1 10000 15M 150n 7m 8 36 1n $3.50 (AD8429ARZ)
12AD8229 1 100µ Resistor 1 1000 15M 70n 7m 8 34 1n $150.00 (AD8229HRZ)
13AD8235 1 2.5m 700n Resistor 5 200 23k 50p 40µ 1.8 5.5 76n $1.59 (AD8235ACBZ-P7)
14AD8236 1 3.5m 2.5µ Resistor 5 200 23k 10p 40µ 1.8 5.5 76n $0.99 (AD8236ARMZ)
15AD8227 1 100µ Resistor 5 1000 250k 27n 425µ 2.2 36 24n $1.04 (AD8227ARMZ)
16AD8226Reference Circuit Available 1 50µ Resistor 1 1000 1.5M 27n 425µ 2.2 36 22n $1.10 (AD8226ARMZ)
17AD8295Reference Circuit Available 1 60µ 300n Resistor 1 1000 1.2M 800p 2.3m 4.6 36 8n $2.89 (AD8295ACPZ-R7)
18AD8223 1 100µ Resistor 5 1000 125k 25n 500µ 3 24 30n $1.05 (AD8223ARZ)
19AD8293G80 1 50µ 300n Fixed Gain 80 80 500k 2n 1.3m 1.8 5.5 35n $0.50 (AD8293G80ARJZ-R7)
20AD8293G160 1 50µ 300n Fixed Gain 160 160 500k 2n 1.3m 1.8 5.5 35n $0.50 (AD8293G160ARJZ-R7)
21AD8253Reference Circuit Available 1 1.05m 6.2µ Digital 1 1000 10M 50n 5.3m 10 30 10n $4.95 (AD8253ARMZ)
22AD8228 1 50µ 800n Pin Strap 10 100 650k 600p 1m 4.6 36 8n $3.03 (AD8228ARMZ)
23AD8557 1 12µ 65n Digital 28 1300 600k 25n- 2.7 5.5 32n $2.19 (AD8557ARZ)
24AD8290 1 935m 300µ Fixed Gain 50 50 250 1n 1.8m 2.6 5.5- $1.52 (AD8290ACPZ-R7)
25AD8251Reference Circuit Available 1 800µ 6.2µ Digital 1 8 10M 30n 4.5m 10 34 18n $5.01 (AD8251ARMZ)
26AD8231 1 15µ 50n Digital 1 128 2.7M 500p 5m 3 6 32n $1.71 (AD8231ACPZ-R7)
27AD8213 2 2.2m 12µ Fixed Gain 20 20 500k- 4.5m 4.5 5.5 70n $2.01 (AD8213YRMZ)
28AD8250 1 800µ 6.2µ Digital 1 10 10M 30n 4.5m 10 30 18n $5.01 (AD8250ARMZ)
29AD8224 2 175µ Resistor 1 1000 1.5M 10p 800µ 4.5 36 14n $4.17 (AD8224ACPZ-R7)
30AD8222 2 60µ 300n Resistor 1 10000 1.2M 1n 1.1m 4.6 36 8n $3.73 (AD8222HACPZ-R7)
31AD8220Reference Circuit Available 1 125µ Resistor 1 1000 1.5M 25p 750µ 4.5 36 14n $2.55 (AD8220ARMZ)
32AD8553 1 375µ Resistor 1 1000 1k 1n 1.2m 1.8 5.5 30n $1.32 (AD8553ARMZ)
33AD8556 1 12µ 65n Digital 70 1280 280k 54n 2.7m 5 5.5 32n $2.97 (AD8556ARZ)
34AD8230 1 10µ 50n Resistor 2 1000 2k 1n 4m 8 16 240n $2.99 (AD8230YRZ)
35LTC6915 1 10µ 50n Digital 1 4096 200k 10n 1.6m 2.7 11 50n $2.44 (LTC6915CDE#PBF)
36AD8221 1 25µ 300n Resistor 1 1000 825k 400p 1m 4.6 36 8n $2.21 (AD8221ARMZ)
37LTC6800 1 100µ 250n Resistor 1- 200k 10n 1.2m 2.7 5.5 50n $1.55 (LTC6800HMS8#PBF)
38AD8225 1 150µ Fixed Gain 5 5 900k 1.2n 1.2m 3.4 36 45n $3.36 (AD8225ARZ)
39LT1789-10 1 3m 700n Resistor 10 1000 60k 40n 95µ 2.2 36 48n $3.20 (LT1789CS8-10#PBF)
40LT1789-1 1 750µ 700n Resistor 1 1000 60k 40n 95µ 2.2 36 48n $3.20 (LT1789CS8-1#PBF)
41LTC2053-SYNC 1 10µ 50n Resistor 1- 200k 10n 1.3m 2.7 11 50n $3.90 (LTC2053IMS8-SYNC#PBF)
42LTC2053 1 10µ 50n Resistor 1- 200k 10n 1.3m 2.7 11 50n $3.20 (LTC2053CMS8#PBF)
43LT1168 1 40µ 300n Resistor 1 10000 400k 250p 530µ 4.6 40 10n $3.70 (LT1168CN8#PBF)
44LT1920 1 125µ Resistor 1 10000 800k 2n 1.3m 4.6 40 7.5n $3.05 (LT1920CN8#PBF)
45AD627 1 125µ Resistor 5 1000 80k 10n 85µ 2.2 36 38n $2.87 (AD627ARZ)
46LT1167-1 1 40µ 300n Resistor 1 10000 1M 350p 1.3m 4.6 40 7.5n $3.20 (LT1167CS8-1#PBF)
47LT1167 1 40µ 300n Resistor 1 10000 1M 350p 1.3m 4.6 40 7.5n $3.20 (LT1167CN8#PBF)
48AD623 1 100µ Resistor 1 1000 800k 25n 550µ 2.7 12 35n $1.60 (AD623ARMZ)
49AD622 1 125µ Resistor 1 1000 1M 5n 1.3m 5.2 36 12n $2.94 (AD622ARZ)
50AMP04 1 400µ Resistor 1 1000 700k 30n 900µ 5 36 270n $6.44 (AMP04FSZ)
51AD621 1 125µ 1.5µ Pin Strap 10 100 800k 1n 1.3m 4.6 36 9n $4.79 (AD621ARZ)
52AD620Reference Circuit Available 1 50µ 600n Resistor 1 10000 1M 1n 1.3m 4.6 36 9n $3.91 (AD620ARZ)
53LT1102 1 600µ Fixed Gain 10 100 35M 40p 5m 18 40 19n $4.75 (LT1102CN8#PBF)
54LTC1100 1 10µ 100n Fixed Gain 10 100 1.8M 50p 2.8m 4 18 35n $6.15 (LTC1100CN8#PBF)
55AMP02 1 100µ Resistor 1 10000 1.2M 10n 6m 9 36 9n $7.08 (AMP02FSZ)
56LT1101 1 160µ Fixed Gain 10 100 370k 8n 130µ 2.3 44 43n $4.75 (LT1101CN8#PBF)
57AD526- 500µ - 1 16 350k-- 9 33 30n $10.40 (AD526JNZ)
58AD625 1 25µ 250n Resistor 1 10000 650k 15n 5m 12 36 4n $14.28 (AD625JNZ)
59AMP01 1 100µ Resistor 0.1 10000 570k 4n 4.8m 9 36 5n $12.53 (AMP01GSZ)
60AD624 1 25µ 250n Pin Strap 1 1000 1M 50n 5m 12 36 4n $31.60 (AD624ADZ)
61AD524 1 50µ 500n Pin Strap 1 1000 1M 15n 5m 12 36 7n $12.04 (AD524ARZ-16)
62AD522- 200µ 25µ--- 30k-- 10 36 15µ $701.52 (AD522SD/883B)