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LF147是一款低成本,高速四路JFET输入运算放大器,具有内部调整的输入失调电压(BI-FET II技术)。该器件需要较低的电源电流,同时保持较大的增益带宽积和较快的压摆率。此外,匹配良好的高压JFET输入器件可提供极低的输入偏置和偏移电流。 LF147与标准LM148引脚兼容。此功能允许设计人员立即升级现有LF148和LM124设计的整体性能。
LF147可用于高速积分器,快速D /A转换器,采样保持电路等应用中。许多其他电路需要低输入失调电压,低输入偏置电流,高输入阻抗,高压摆率和宽带宽。该器件具有低噪声和失调电压漂移。
所有商标均为其各自所有者的财产。
Number of Channels (#) |
Total Supply Voltage (Min) (+5V=5, +/-5V=10) |
Total Supply Voltage (Max) (+5V=5, +/-5V=10) |
GBW (Typ) (MHz) |
Slew Rate (Typ) (V/us) |
Rail-to-Rail |
Vos (Offset Voltage @ 25C) (Max) (mV) |
Iq per channel (Typ) (mA) |
Rating |
Operating Temperature Range (C) |
Package Group |
Output Current (Typ) (mA) |
Offset Drift (Typ) (uV/C) |
Vn at 1kHz (Typ) (nV/rtHz) |
Architecture |
IIB (Max) (pA) |
CMRR (Typ) (dB) |
Package Size: mm2:W x L (PKG) |
LF147 | LF347 | LF347B | LF353 | LF411 | LF412 |
---|---|---|---|---|---|
4 | 4 | 4 | 2 | 1 | 2 |
5 | 7 | 7 | 7 | 7 | 7 |
44 | 36 | 36 | 36 | 36 | 36 |
4 | 3 | 3 | 3 | 3 | 3 |
13 | 13 | 13 | 13 | 15 | 13 |
In to V+ | In to V+ | In to V+ | In to V+ | No | No |
5 | 10 | 5 | 10 | 2 | 3 |
1.8 | 2 | 2 | 1.8 | 2 | 2.25 |
Military | Catalog | Catalog | Catalog | Catalog | Catalog |
-55 to 125 | 0 to 70 | 0 to 70 | 0 to 70 | 0 to 70 | 0 to 70 |
CDIP | PDIP SOIC | PDIP SOIC | PDIP SOIC | PDIP SOIC | PDIP SOIC |
30 | 31 | 31 | 20 | 25 | 25 |
10 | 10 | 10 | 10 | 10 | 10 |
20 | 18 | 18 | 18 | 18 | 18 |
FET | FET | FET | FET | FET | FET |
100 | 200 | 200 | 200 | 200 | 200 |
100 | 100 | 100 | 100 | 100 | 100 |
See datasheet (CDIP) | See datasheet (PDIP) 14SOIC: 52 mm2: 6 x 8.65(SOIC) | See datasheet (PDIP) 14SOIC: 52 mm2: 6 x 8.65(SOIC) | See datasheet (PDIP) 8SOIC: 29 mm2: 6 x 4.9(SOIC) | See datasheet (PDIP) 8SOIC: 29 mm2: 6 x 4.9(SOIC) | See datasheet (PDIP) 8SOIC: 29 mm2: 6 x 4.9(SOIC) |
无样片 |