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参数资料
| 型号： | LT1920IS8#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 10/12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) |
7
LT1920
TYPICAL PERFOR A CE CHARACTERISTICS
UW
50
s/DIV
Large-Signal Transient Response
G = 1000
VS = ±15V
RL = 2k
CL = 60pF
5V/DIV
1167 G37
GAIN (dB)
1
SETTLING
TIME
(
s)
10
100
1000
10
100
1000
1920 G30
VS = ±15V
TA = 25°C
VOUT = 10V
1mV = 0.01%
Settling Time vs Gain
50
s/DIV
Small-Signal Transient Response
G = 1000
VS = ±15V
RL = 2k
CL = 60pF
20mV/DIV
1167 G38
Slew Rate vs Temperature
TEMPERATURE (
°C)
–50
–25
0.8
SLEW
RATE
(V/
s)
1.2
1.8
0
50
75
1920 G36
1.0
1.6
1.4
25
100
125
VS = ±15V
VOUT = ±10V
G = 1
+ SLEW
– SLEW
Settling Time vs Step Size
SETTLING TIME (
s)
2
OUTPUT
STEP
(V)
2
6
10
1920 G33
–2
–6
0
4
8
–4
–8
–10
4
6
8
311
5
7
9
12
0V
VOUT
TO 0.1%
TO 0.01%
0V
VOUT
VS = ±15
G = 1
TA = 25°C
CL = 30pF
RL = 1k
Output Voltage Swing
vs Load Current
OUTPUT CURRENT (mA)
OUTPUT
VOLTAGE
SWING
(V)
(REFERRED
TO
SUPPLY
VOLTAGE)
+VS
+VS – 0.5
+VS – 1.0
+VS – 1.5
+VS – 2.0
–VS + 2.0
–VS + 1.5
–VS + 1.0
–VS + 0.5
–VS
0.01
1
10
100
1920 G39
0.1
VS = ±15V
85
°C
25
°C
–40
°C
SOURCE
SINK
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