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参数资料
| 型号： | LT1920IS8#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 7/12页 |
| 文件大小： | 0K |
| 描述： | IC AMP INSTRUMENT PREC LP 8SOIC |
| 标准包装： | 2,500 |
| 放大器类型： | 仪表 |
| 电路数： | 1 |
| 转换速率： | 1.2 V/µs |
| 增益带宽积： | 1MHz |
| 电流 - 输入偏压： | 500pA |
| 电压 - 输入偏移： | 30µV |
| 电流 - 电源： | 900µA |
| 电流 - 输出 / 通道： | 27mA |
| 电压 - 电源，单路/双路(±)： | 4.6 V ~ 36 V，±2.3 V ~ 18 V |
| 工作温度： | -40°C ~ 85°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) |
4
LT1920
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Gain Nonlinearity, G = 1
NONLINEARITY
(1ppm/DIV)
OUTPUT VOLTAGE (2V/DIV)
G = 1
RL = 2k
VOUT = ±10V
1167 G01
Gain Nonlinearity, G = 10
NONLINEARITY
(10ppm/DIV)
OUTPUT VOLTAGE (2V/DIV)
1167 G02
G = 10
RL = 2k
VOUT = ± 10V
Gain Nonlinearity, G = 100
NONLINEARITY
(10ppm/DIV)
OUTPUT VOLTAGE (2V/DIV)
G = 100
RL = 2k
VOUT = ±10V
1167 G03
Gain Nonlinearity, G = 1000
NONLINEARITY
(100ppm/DIV)
OUTPUT VOLTAGE (2V/DIV)
G = 1000
RL = 2k
VOUT = ±10V
1167 G04
Warm-Up Drift
TIME AFTER POWER ON (MINUTES)
0
10
12
S8
N8
14
34
1920 G09
8
6
12
5
4
2
0
CHANGE
IN
OFFSET
VOLTAGE
(
V)
VS = ±15V
TA = 25°C
G = 1
Gain Error vs Temperature
TEMPERATURE (
°C)
–50
GAIN
ERROR
(%)
– 0.20
– 0.10
– 0.05
0
50
0.20
1920 G06
– 0.15
0
–25
75
G = 1
25
100
0.05
0.10
0.15
VS = ±15V
VOUT = ±10V
RL = 2k
*DOES NOT INCLUDE
TEMPERATURE EFFECTS
OF R G
G = 10*
G = 1000*
G = 100*
FREQUENCY (Hz)
0.1
COMMON
MODE
REJECTION
RATIO
(dB)
60
80
100
10k
1920 G14
40
20
0
110
1k
120
140
160
100k
G = 1000
G = 100
G = 10
G = 1
VS = ±15V
TA = 25°C
1k SOURCE
IMBALANCE
Common Mode Rejection Ratio
vs Frequency
FREQUENCY (Hz)
0.1
NEGATIVE
POWER
SUPPLY
REJECTION
RATIO
(dB)
60
80
100
10k
1920 G15
40
20
0
110
1k
120
140
160
100k
G = 1000
G = 100
G = 10
G = 1
V + = 15V
TA = 25°C
Negative Power Supply Rejection
Ratio vs Frequency
COMMON MODE INPUT VOLTAGE (V)
–15
INPUT
BIAS
CURRENT
(pA)
100
300
500
9
1920 G13
–100
– 300
0
200
400
– 200
– 400
– 500
–9
–3
3
–12
12
–6
0
6
15
–40
°C
85
°C
0
°C
70
°C
25
°C
Input Bias Current
vs Common Mode Input Voltage
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