在 1V 和 1.8V 单电源条件下,LMV951 放大器能够以额定规格在 0.9V 至 3V 电源电压范围内正常运行。
输入共模范围可扩展至两个电源轨,而没有大多数轨至轨输入放大器所固有的失调过渡区和输入偏置电流反转。
与传统的轨至轨输出放大器不同的是,LMV951 具有缓冲输出级,可提供受阻性输出负载影响相对较小的开环增益。在 1V 电源电压条件下,LMV951 能够实现超过 35mA 的拉电流或灌电流,并且能够提供 2.7MHz 的增益带宽积。
在关断模式下,LMV951 消耗的电源电流低于 50nA。
| Number of channels | 1 |
| Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) | 3 |
| Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) | 0.9 |
| Rail-to-rail | In, Out |
| GBW (typ) (MHz) | 2.8 |
| Slew rate (typ) (V/µs) | 1.4 |
| Vos (offset voltage at 25°C) (max) (mV) | 2.8 |
| Iq per channel (typ) (mA) | 0.57 |
| Vn at 1 kHz (typ) (nV√Hz) | 25 |
| Rating | Catalog |
| Operating temperature range (°C) | -40 to 125 |
| Offset drift (typ) (µV/°C) | 0.15 |
| Features | Shutdown, Zero Crossover |
| Input bias current (max) (pA) | 80000 |
| CMRR (typ) (dB) | 93 |
| Iout (typ) (A) | 0.08 |
| Architecture | Bipolar |
| Input common mode headroom (to negative supply) (typ) (V) | -0.2 |
| Input common mode headroom (to positive supply) (typ) (V) | 0.2 |
| Output swing headroom (to negative supply) (typ) (V) | 0.013 |
| Output swing headroom (to positive supply) (typ) (V) | -0.017 |
| SOT-23-THN (DDC) | 6 | 8.12 mm² 2.9 x 2.8 |