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参数资料
| 型号： | LT1128CS8#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 27/28页 |
| 文件大小： | 0K |
| 描述： | IC OP-AMP LOW NOISE SNGL 8-SOIC |
| 标准包装： | 2,500 |
| 放大器类型： | 通用 |
| 电路数： | 1 |
| 转换速率： | 6 V/µs |
| 增益带宽积： | 20MHz |
| 电流 - 输入偏压： | 30nA |
| 电压 - 输入偏移： | 20µV |
| 电流 - 电源： | 7.6mA |
| 电压 - 电源，单路/双路(±)： | ±4 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) |
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LT1028/LT1128
8
1028fb
Typical perForMance characTerisTics
Gain Error vs Frequency
Closed-Loop Gain = 1000
LT1128
Gain Phase vs Frequency
LT1028
Gain, Phase vs Frequency
Voltage Gain vs Frequency
Voltage Gain vs Supply Voltage
Voltage Gain vs Load Resistance
Maximum Undistorted Output
vs Frequency
LT1128
Capacitance Load Handling
LT1028
Capacitance Load Handling
FREQUENCY (Hz)
0.01
–20
VOLTAGE
GAIN
(dB)
160
1028 G19
140
120
100
80
60
40
20
0
0.1 1 10 100 1k 10k 100k 1M 10M 100M
LT1128
LT1028
VS = ±15V
TA = 25°C
RL = 2k
FREQUENCY (Hz)
10
VOLTAGE
GAIN
(dB)
20
40
50
70
10k
1M
10M
100M
1028 G20
–10
100k
60
30
0
VS = ±15V
TA = 25°C
CL = 10pF
GAIN
PHASE
10
20
40
50
70
–10
60
30
0
PHASE
MARGIN
(DEG)
CAPACITIVE LOAD (pF)
10
40
OVERSHOOT
(%)
50
60
70
80
100
1000
10000
1028 G21
30
20
10
0
VS = ±15V
TA = 25°C
–
+
CL
2k
30pF
RS
AV = –1, RS = 2k
AV = –100
RS = 20
AV = –10
RS = 200
FREQUENCY (Hz)
0.1
0.001
GAIN
ERROR
(%)
0.01
0.1
1
100
1028 G22
LT1128
LT1028
TYPICAL
PRECISION
OP AMP
GAIN ERROR = CLOSED-LOOP GAIN
OPEN-LOOP GAIN
10
FREQUENCY (Hz)
10
VOLTAGE
GAIN
(dB)
20
40
50
70
10k
1M
10M
100M
1028 G23
–10
100k
60
30
0
VS = ±15V
TA = 25°C
CL = 10pF
GAIN
PHASE
10
20
40
50
70
–10
60
30
0
PHASE
MARGIN
(DEG)
CAPACITIVE LOAD (pF)
10
40
OVERSHOOT
(%)
50
60
70
80
100
1000
10000
1028 G24
30
20
10
0
VS = ±15V
TA = 25°C
VO = 10mVP-P
AV = –1, RS = 2k
–
+
CL
2k
30pF
RS
AV = –10
RS = 200
AV = –100, RS = 20
SUPPLY VOLTAGE (V)
5
1
10
100
10
15
1028 G25
VOLTAGE
GAIN
(V/V)
0
20
TA = 25°C
RL = 2k
RL = 600
LOAD RESISTANCE (k)
0.1
1
VOLTAGE
GAIN
(V/V)
10
100
1
10
1028 G26
VS = ±15V
TA = –55°C
TA = 25°C
TA = 125°C
ILMAX = 35mA AT –55°C
= 27mA AT 25°C
= 16mA AT 125°C
FREQUENCY (Hz)
10k
5
PEAK-TO-PEAK
OUTPUT
VOLTAGE
(V)
20
25
30
100k
1M
10M
1028 G27
15
10
LT1128
LT1028
VS = ±15V
TA = 25°C
RL = 2k
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