参数资料
型号: LT1008S8#TRPBF
厂商: Linear Technology
文件页数: 8/16页
文件大小: 0K
描述: IC PREC OPAMP UNIVRSL SNGL 8SOIC
标准包装: 2,500
放大器类型: 通用
电路数: 1
转换速率: 0.2 V/µs
电流 - 输入偏压: 100pA
电压 - 输入偏移: 30µV
电流 - 电源: 380µA
电压 - 电源,单路/双路(±): ±2 V ~ 18 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
16
LT1008
1008fb
PART NUMBER
DESCRIPTION
COMMENTS
LT1012
Picoamp Input Current, Microvolt Offset, Low Noise Op Amp
Internally Compensated LT1008
LT1112
Dual Low Power, Precision, Picoamp Input Op Amp
Dual LT1012
LT1880
SOT-23, Rail-to-Rail Output, Picoamp Input Current Precision Op Amp
Single SOT-23 Version of LT1884
LT1881/LT1882
Dual and Quad Rail-to-Rail Output, Picoamp Input Precision Op Amps
Dual/Quad CLOAD Stable
LT1884/LT1885
Dual and Quad Rail-to-Rail Output, Picoamp Input Precision Op Amps
Dual/Quad Faster LT1881/LT1882
LINEAR TECHNOLOGY CORPORATION 1991
LT 0607 REV B PRINTED IN THE USA
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
U
TYPICAL APPLICATIO
Ammeter measures currents from 100pA to 100
μA with-
out the use of expensive high value resistors. Accuracy at
100
μA is limited by the offset voltage between Q1 and Q2
and at 100pA by the inverting bias current of the LT1008.
Ammeter with Six Decade Range
+
–15V
0.01
μF
15V
7
6
2
CURRENT
INPUT
3
10k
4
8
1
33k
RANGE 1nA
10nA
LT1008
Q4
Q2
PIN 13
CA3146
Q1
Q3
100
μA
METER
15V
549
Ω
100nA
549
Ω
LT1004C-1.2
100pA
549
Ω
1.2k
R1
2k
10k
1
μA
549
Ω
Q1 TO Q4: RCA CA3146 TRANSISTOR ARRAY
CALIBRATION: ADJUST R1 FOR FULL SCALE
DEFLECTION WITH 1
μA INPUT CURRENT
10
μA
549
Ω
100
μA
549
Ω
1008 TA11
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