--- 产品详情 ---
175MHz 低功耗电压反馈放大器
Architecture | Voltage FB |
Number of channels (#) | 1 |
Total supply voltage (Min) (+5V=5, +/-5V=10) | 10 |
Total supply voltage (Max) (+5V=5, +/-5V=10) | 30 |
GBW (Typ) (MHz) | 95 |
BW @ Acl (MHz) | 175 |
Acl, min spec gain (V/V) | 1 |
Slew rate (Typ) (V/us) | 230 |
Vn at flatband (Typ) (nV/rtHz) | 10.2 |
Vn at 1 kHz (Typ) (nV/rtHz) | 10 |
Iq per channel (Typ) (mA) | 3.4 |
Vos (offset voltage @ 25 C) (Max) (mV) | 7 |
Rail-to-rail | No |
Rating | Catalog |
Operating temperature range (C) | 0 to 70, -40 to 85 |
CMRR (Typ) (dB) | 90 |
Input bias current (Max) (pA) | 6000000 |
Offset drift (Typ) (uV/C) | 15 |
Output current (Typ) (mA) | 85 |
2nd harmonic (dBc) | 79 |
3rd harmonic (dBc) | 79 |
Frequency of harmonic distortion measurement (MHz) | 1 |
- Ultralow 3.4 mA Per Channel Quiescent Current
- High Speed
- 175 MHz Bandwidth (\x963 dB, G = 1)
- 230 V/us Slew Rate
- 43 ns Settling Time (0.1%)
- High Output Drive, IO = 85 mA (typ)
- Excellent Video Performance
- 35 MHz Bandwidth (0.1 dB, G = 1)
- 0.01% Differential Gain
- 0.05° Differential Phase
- Very Low Distortion
- THD = \x9664 dBc (f = 1 MHz, RL = 150 )
- THD = \x9679 dBc (f = 1 MHz, RL = 1 k)
- Wide Range of Power Supplies
- VCC = ±5 V to ±15 V
- Available in Standard SOIC or MSOP PowerPAD? Package
- Evaluation Module Available
PowerPAD is a trademark of Texas Instruments.
The THS4081 and THS4082 are ultralow-power, high-speed voltage feedback amplifiers that are ideal for communication and video applications. These amplifiers operate off of a very low 3.4-mA quiescent current per channel and have a high output drive capability of 85 mA. The signal-amplifier THS4081 and the dual-amplifier THS4082 offer very good ac performance with 175-MHz bandwidth, 230-V/us slew rate, and 43-ns settling time (0.1%). With total harmonic distortion (THD) of \x9664 dBc at f = 1 MHz, the THS4081 and THS4082 are ideally suited for applications requiring low distortion.
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