TYPICAL APPLICATIONS U + – 9 10 8 1/4 LT2079 – + – + " />
參數(shù)資料
型號: LT2079IS#TR
廠商: Linear Technology
文件頁數(shù): 5/16頁
文件大?。?/td> 0K
描述: IC OPAMP PREC QUAD MCRPWR 14SOIC
標(biāo)準(zhǔn)包裝: 2,500
放大器類型: 通用
電路數(shù): 4
轉(zhuǎn)換速率: 0.1 V/µs
增益帶寬積: 200kHz
電流 - 輸入偏壓: 6nA
電壓 - 輸入偏移: 80µV
電流 - 電源: 47µA
電壓 - 電源,單路/雙路(±): 2.2 V ~ 36 V,±1.1 V ~ 18 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 14-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 14-SO
包裝: 帶卷 (TR)
13
LT 2078/LT 2079
20789fa
TYPICAL APPLICATIONS
U
+
9
10
8
1/4 LT2079
+
+
R2
1M
R2
1M
1/4 LT2079
3
2
1
R1
1M
R1
1M
RG
200k
6
5
7
12
13
14
R3
9.1M
R3
9.1M
9V
4
11
2R
20M
OUTPUT
4mV TO 8.2V
R
10M
2R
20M
–IN
+IN
GAIN = 1 +
()
2R1
RG
R3
R2
= 100 FOR VALUES SHOWN
LT2078/79 TA05
INPUT BIAS CURRENT TYPICALLY < 150pA
INPUT RESISTANCE = 3R = 30M FOR VALUES SHOWN
NEGATIVE COMMON MODE LIMIT = (IB)(2R) + 20mV ≈ 140mV
GAIN BANDWIDTH PRODUCT = 1.8MHz
Picoampere Input Current, Triple Op Amp
Instrumentation Amplifier with Bias Current Cancellation
85V, –100V Common Mode Range
Instrumentation Amplifier (AV = 10)
+
+
6
5
7
1/2 LT2078
100k
1/2 LT2078
2
3
1
OUTPUT
8V TO –9V
LT2078/79 TA06
BANDWIDTH= 2kHz
OUTPUT OFFSET= 8mV
OUTPUT NOISE= 0.8mVP-P (0.1Hz TO 10Hz)
= 1.4mVRMS OVER FULL BANDWIDTH
(DOMINATED BY RESISTOR NOISE)
9V
–9V
8
4
1M
10M
1M
10M
+IN
–IN
INPUT RESISTANCE = 10M
Absolute Value Circuit (Full-Wave Rectifier)
+
+
5
6
7
1/2 LT2078
2
3
1
OUTPUT
LT2078/79 TA08
VOMIN = 4mV
NO DISTORTION TO 100Hz
5V
8
4
200k
INPUT
1N4148
3.5V
–3.5V
0V
3.5V
Half-Wave Rectifier
+
1/2 LT2078
OUTPUT
LT2078/79 TA07
VOMIN = 6mV
NO DISTORTION TO 100Hz
3V
2M
1M
INPUT
1.8V
–1.8V
1.8V
0V
Programmable Gain Amplifier (Single Supply)
13
12
14
OUT
+
1/4 LT2079
9
10
+
1/4 LT2079
6
5
+
1/4 LT2079
2
3
88
3
1
2
7
4
9
A
C
B
+
1/4 LT2079
7
CD4016B
13
5
6
11
4
11
1
3V TO 18V
1M
100k
10k
1.11k
IN
LT2078/79 TA09
ERROR DUE TO SWITCH ON RESISTANCE,
LEAKAGE CURRENT, NOISE AND TRANSIENTS
ARE ELIMINATED
CD4016B
GAIN
PIN 13
PIN 5
PIN 6
1000
HIGH
LOW
100
LOW
HIGH
LOW
10
LOW
HIGH
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