江苏润石:高精密、单通道、飞安级输入偏置电流静电计放大器RS8491

Release time:2024-01-29
author:AMEYA360
source:江苏润石
reading:2464

  RS8491是一款高精密、单通道、飞安级输入偏置电流的静电计放大器,它的工作电压范围在5V到25V,失调电压为54uV,输入偏置电流仅有200fA。RS8491还集成了防护缓冲器,用于隔离输入引脚从而免受PCB漏电流的影响。此外,高电源抑制比和高共模抑制比,提高了抗电源噪声和共模干扰的能力,130dB的高开环增益也保证了运放的高精度。低失调、低泄露、低电压和电流噪声的特性使RS8491可适用于各种实验室及分析仪器仪表、跨阻放大器、高阻抗缓冲器等。

江苏润石:高精密、单通道、飞安级输入偏置电流静电计放大器RS8491

  功能特性

  供电电压: 5V~25V (±2.5V~±12.5V)

  低偏置电流: ±200fA(max)

  失调电压: 54uV (typ)

  失调电压温漂: ±5uV/℃ (typ)

  噪声: 14nV/√Hz @f=10KHz

  电源抑制比: 106dB

  共模抑制比: 102dB

  开环增益: 130dB

  增益带宽积: 3.3MHz

  压摆率: 2.1V/µs

  温度范围: -40℃-125 ℃

  封装形式: SOIC-8

  产品优势

  ☆ 优异的的直流特性,高电源抑制比和共模抑制比提高了抗电源噪声和共模干扰的能力,高开环增益保证了运放的高精度。

  ☆ 集成式保护环缓冲器可用于隔离输入引脚以防受到印刷电路板 (PCB) 漏电流的影响,而且能减少电路板元件数,简化系统设计。

  ☆ 宽电源电压范围可适用于多种供电场景。

  ☆ 轨对轨输出设计,最大化了信号的动态范围,提高了信号链路整体的信噪比。

江苏润石:高精密、单通道、飞安级输入偏置电流静电计放大器RS8491

  典型应用

  化学分析仪和实验室级仪器

  目前RS8491已实现批量量产,欢迎各界工程师朋友申请样品评测。

江苏润石:高精密、单通道、飞安级输入偏置电流静电计放大器RS8491

("Note: The information presented in this article is gathered from the internet and is provided as a reference for educational purposes. It does not signify the endorsement or standpoint of our website. If you find any content that violates copyright or intellectual property rights, please inform us for prompt removal.")

Online messageinquiry

reading
江苏润石:单通道8位125MSPS 模数转换芯片RS1507S
2026-01-29 17:44 reading:314
江苏润石|高压集成电流检测芯片 RSA240系列
江苏润石:用于旋变驱动的RS8473-Q1运算放大器
2025-06-27 09:51 reading:734
江苏润石:高速轨对轨输入/输出运算放大器RS876xP系列
  • Week of hot material
  • Material in short supply seckilling
model brand Quote
BD71847AMWV-E2 ROHM Semiconductor
CDZVT2R20B ROHM Semiconductor
RB751G-40T2R ROHM Semiconductor
MC33074DR2G onsemi
TL431ACLPR Texas Instruments
model brand To snap up
BP3621 ROHM Semiconductor
STM32F429IGT6 STMicroelectronics
IPZ40N04S5L4R8ATMA1 Infineon Technologies
TPS63050YFFR Texas Instruments
BU33JA2MNVX-CTL ROHM Semiconductor
ESR03EZPJ151 ROHM Semiconductor
Hot labels
ROHM
IC
Averlogic
Intel
Samsung
IoT
AI
Sensor
Chip
About us

Qr code of ameya360 official account

Identify TWO-DIMENSIONAL code, you can pay attention to

AMEYA360 weixin Service Account AMEYA360 weixin Service Account
AMEYA360 mall (www.ameya360.com) was launched in 2011. Now there are more than 3,500 high-quality suppliers, including 6 million product model data, and more than 1 million component stocks for purchase. Products cover MCU+ memory + power chip +IGBT+MOS tube + op amp + RF Bluetooth + sensor + resistor capacitance inductor + connector and other fields. main business of platform covers spot sales of electronic components, BOM distribution and product supporting materials, providing one-stop purchasing and sales services for our customers.

Please enter the verification code in the image below:

verification code