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数据: THS312x Low-Noise, High-Speed, 450-mA Current Feedback Amplifiers 数据表
THS3122和THS3125是低噪声,高速电流反馈放大器,具有高输出电流驱动。这使它们成为任何需要在宽频率和高负载下实现低失真的应用的理想选择。 THS3122和THS3125可驱动四条串行端接视频线,同时保持差分增益误差小于0.03%。
THS3122和THS3125的高输出驱动能力使器件能够驱动50Ω负载在很宽的输出电压范围内具有低失真:
THS3122和THS3125的工作电压范围为±5 V至±15 V,每通道电源电流仅为7.2 mA。 THS3125提供低功耗关断模式,将电源电流降至仅370μA。 THS3122和THS3125采用SOIC,HSOP和HTSSOP封装。
| 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 |
| THS3125 | THS3122 |
|---|---|
| Bipolar Current FB | Bipolar Current FB |
| 2 | 2 |
| 10 | 10 |
| 30 | 30 |
| 138 | 138 |
| 1 | 1 |
| 1550 | 1550 |
| 2.2 | 2.2 |
| 2.2 | 2.2 |
| 7.2 | 7.2 |
| 10 | 10 |
| No | No |
| Shutdown | N/A |
| Catalog | Catalog |
| -40 to 85 0 to 70 | -40 to 85 0 to 70 |
| HTSSOP SOIC | SO PowerPAD SOIC |
| 14HTSSOP: 32 mm2: 6.4 x 5(HTSSOP) 14SOIC: 52 mm2: 6 x 8.65(SOIC) | 8SO PowerPAD: 19 mm2: 3.9 x 4.89(SO PowerPAD) 8SOIC: 29 mm2: 6 x 4.9(SOIC) |
| 67 | 67 |
| 2000000 | 2000000 |
| 10 | 10 |
| 138 | 138 |
| 440 | 440 |
| 80 | 80 |
| 77 | 77 |
| 1 | 1 |