电压反馈运算放大器 Voltage-Feedback Operational Amplifier
General Description
The MAX4249–MAX4257 low-noise, low-distortion operational amplifiers offer Rail-to-ail®outputs and single supply operation down to 2.4V. They draw only 400µA of quiescent supply current per amplifier while featuring ultra-low distortion 0.0002% THD, as well as low input voltage noise density 7.9nV/√Hz and low input current noise density 0.5fA/√Hz. These features make the devices an ideal choice for portable/battery-powered applications that require low distortion and/or low noise.
Features
♦Low Input Voltage Noise Density: 7.9nV/√Hz
♦Low Input Current Noise Density: 0.5fA/√Hz
♦Low Distortion: 0.0002% THD 1kΩload
♦400µA Quiescent Supply Current per Amplifier
♦Single-Supply Operation from +2.4V to +5.5V
♦Input Common-Mode Voltage Range Includes Ground
♦Outputs Swing within 8mV of Rails with a 10kΩLoad
♦3MHz GBW Product, Unity-Gain Stable MAX4250–MAX4254
22MHz GBW Product, Stable with AV≥10V/V
MAX4249/MAX4255/MAX4256/MAX4257
♦Excellent DC Characteristics:
VOS= 70µV
IBIAS= 1pA
Large-Signal Voltage Gain = 116dB
♦Low-Power Shutdown Mode:
Reduces Supply Current to 0.5µA
Places Outputs in a High-Impedance State
♦400pF Capacitive-Load Handling Capability
♦Available in Space-Saving SOT23 and µMAX Packages
供电电流 420 µA
电路数 2
通道数 2
耗散功率 484 mW
共模抑制比 115 dB
增益频宽积 3 MHz
输入补偿电压 70 µV
输入偏置电流 1 pA
工作温度Max 85 ℃
工作温度Min -40 ℃
耗散功率Max 667 mW
共模抑制比Min 70 dB
电源电压Max 5.5 V
电源电压Min 2.4 V
安装方式 Surface Mount
封装 UCSP-14
封装 UCSP-14
工作温度 -40℃ ~ 85℃
产品生命周期 Unknown
包装方式 Tube
RoHS标准 RoHS Compliant
含铅标准 Lead Free
型号/品牌 | 代替类型 | 替代型号对比 |
---|---|---|
MAX4253ESD Maxim Integrated 美信 | 当前型号 | 当前型号 |
MAX4253ESD+ 美信 | 功能相似 | MAX4253ESD和MAX4253ESD+的区别 |