数据:
Dual, Wideband, High Output Current Operational Amplifier 数据表
OPA2677提供新兴xDSL和电力线调制解调器驱动器应用所需的高输出电流和低失真。 OPA2677采用+ 12V单电源供电,消耗9mA /ch的低静态电流,可提供500mA的高输出电流。该输出电流甚至可以满足最苛刻的ADSL CPE要求。 380mA最小输出电流(+ 25°C最小值),谐波失真低。差分驱动程序应用程序将提供<在全速率ADSL的峰值上行功率电平下出现85dBc失真。高200MHz带宽还将支持最苛刻的VDSL线路驱动器要求。
OP62677规定采用±6V电源(支持+ 12V工作),还支持单+ 5V或双±5V电源。视频应用将受益于其非常高的输出电流,以驱动多达10个并行视频负载(15Ω),其中< 0.1%/0.1°dG /dP非线性。
OPA2677采用SO-8或QFN-16和HSOP-8 PowerPAD™封装。
所有商标均为其各自所有者的财产。
| Architecture |
| Number of Channels (#) |
| Total Supply Voltage (Min) (+5V=5, +/-5V=10) |
| Total Supply Voltage (Max) (+5V=5, +/-5V=10) |
| BW @ Acl (MHz) |
| Acl, min spec gain (V/V) |
| Slew Rate (Typ) (V/us) |
| Vn at Flatband (Typ) (nV/rtHz) |
| Vn at 1kHz (Typ) (nV/rtHz) |
| Iq per channel (Typ) (mA) |
| Vos (Offset Voltage @ 25C) (Max) (mV) |
| Rail-to-Rail |
| Features |
| Rating |
| Operating Temperature Range (C) |
| Package Group |
| Package Size: mm2:W x L (PKG) |
| CMRR (Typ) (dB) |
| Input Bias Current (Max) (pA) |
| Offset Drift (Typ) (uV/C) |
| GBW (Typ) (MHz) |
| Output Current (Typ) (mA) |
| 2nd Harmonic (dBc) |
| 3rd Harmonic (dBc) |
| @ MHz |
| OPA2677 | OPA2673 | OPA2674 |
|---|---|---|
| Bipolar Current FB | Bipolar Current FB | Bipolar Current FB |
| 2 | 2 | 2 |
| 4 | 5.75 | 5.75 |
| 12.6 | 12 | 12 |
| 220 | 600 | 250 |
| 1 | 1 | 1 |
| 2000 | 3000 | 2000 |
| 2 | 2.4 | 2 |
| 2 | 2.4 | 2 |
| 18 | 16 | 9 |
| 4.5 | 7 | 4.5 |
| No | No | No |
| N/A | Shutdown | Shutdown |
| Catalog | Catalog | Catalog |
| -40 to 85 | -40 to 85 | -40 to 85 |
| SO PowerPAD SOIC VQFN | VQFN | SOIC SOIC |
| 8SO PowerPAD: 19 mm2: 3.9 x 4.89(SO PowerPAD) 8SOIC: 29 mm2: 6 x 4.9(SOIC) 16VQFN: 16 mm2: 4 x 4(VQFN) | 16VQFN: 16 mm2: 4 x 4(VQFN) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) 14SOIC: 52 mm2: 6 x 8.65(SOIC) |
| 55 | 56 | 55 |
| 35000000 | 25000000 | 25000000 |
| 4 | 25 | 4 |
| 220 | 600 | 250 |
| 500 | 700 | 500 |
| 72 | 67 | 72 |
| 81 | 80 | 81 |
| 5 | 10 | 5 |
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