OPAx376-Q1 系列代表了新一代低噪声 e-trim™ 运算放大器,可提供出色的直流精度和交流性能。该器件具有轨到轨输出、低失调电压(最大值为 25µV)、低噪声 (7.5nV/√Hz)、950µA 的静态电流(最大值)和 5.5MHz 带宽,对于各类精密和便携式应用极具吸引力。此外,OPA376-Q1 拥有较宽的电源电压范围和出色的 PSRR,因此非常适合直接由电池供电而无需调节的应用。
OPA376-Q1(单通道版本)采用 MicroSIZE SC70-5、SOT23-5 和 SOIC-8 封装。OPA2376-Q1(双通道)采用 SOIC-8 和 VSSOP-8 封装。OPA4376-Q1(四通道)采用 TSSOP-14 封装。所有器件版本的额定工作温度范围均为 -40°C 至 +125°C。
| Number of channels | 1 |
| Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) | 5.5 |
| Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) | 2.2 |
| Vos (offset voltage at 25°C) (max) (mV) | 0.025 |
| GBW (typ) (MHz) | 5.5 |
| Features | EMI Hardened, e-Trim™ |
| Slew rate (typ) (V/µs) | 2 |
| Rail-to-rail | In, Out |
| Offset drift (typ) (µV/°C) | 0.32 |
| Iq per channel (typ) (mA) | 0.76 |
| Vn at 1 kHz (typ) (nV√Hz) | 7.5 |
| CMRR (typ) (dB) | 90 |
| Rating | Automotive |
| Operating temperature range (°C) | -40 to 125 |
| TI functional safety category | Functional Safety-Capable |
| Input bias current (max) (pA) | 10 |
| Iout (typ) (A) | 0.03 |
| Architecture | CMOS |
| Input common mode headroom (to negative supply) (typ) (V) | -0.1 |
| Input common mode headroom (to positive supply) (typ) (V) | 0.1 |
| Output swing headroom (to negative supply) (typ) (V) | 0.01 |
| Output swing headroom (to positive supply) (typ) (V) | -0.01 |
| THD + N at 1 kHz (typ) (%) | 0.00027 |
| SOT-23 (DBV) | 5 | 8.12 mm² 2.9 x 2.8 |