WMSIC Electronic Components

XINLUDA XL2904D

ModelXL2904D
PackageSOP-8
BrandXINLUDA
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XINLUDA XL2904D
Type
XINLUDA
Minimum package
2500 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XINLUDA
Electronic Component
XL2904D
Electronic Component
1
Package
SOP-8
Electronic Component
Operational Amplifier
Electronic Component
0.208g
Electronic Component
1
Features
Built-in; ESD
Electronic Component
BM0228586564
Operating Temperature
40℃~+85℃
Amplifier
2
Output Current
40mA
(SR)
300V/ms
Power Supply Voltage
3V~32V
Static Current(Iq)
700uA

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

XL2904D 产品概述

一、产品简介

XL2904D 是信路达(XINLUDA)推出的一款双路低功耗运算放大器,设计用于通用信号调理和驱动应用。器件在宽电源电压范围和较低静态电流之间取得平衡,适合便携设备、传感器前端、模拟滤波和低频放大电路。该器件具备良好的失调电压性能和中等带宽与压摆率,能满足多数低速至中速模拟应用需求。

二、主要参数(典型值/规格)

  • 放大器通道数:双路
  • 最大电源差:Vdd–Vss = 32 V(单、双电源系统均可)
  • 单电源供电范围:3 V ~ 32 V
  • 双电源供电范围:Vee ~ Vcc = −16 V ~ +16 V
  • 输入失调电压 Vos:2 mV
  • Vos 温漂:7 μV/℃
  • 输入偏置电流 Ib:50 nA
  • 输入失调电流 Ios:5 nA(温漂 10 nA/℃)
  • 共模抑制比 CMRR:85 dB
  • 压摆率 SR:0.3 V/μs(300 V/ms)
  • 增益带宽积:≈700 kHz
  • 静态电流 Iq(典型):700 μA
  • 输出电流(峰值/驱动能力):≈40 mA
  • 工作温度范围:−40 ℃ ~ +85 ℃
  • 封装:SOP-8

三、关键特性

  • 宽电源兼容:支持从低压单电源到 ±16 V 的对称电源,适用性强。
  • 低失调与低温漂:2 mV 的初始失调与 7 μV/℃ 的温漂,有利于中低频精密直流或微小信号放大。
  • 中等带宽与较低压摆率:700 kHz 带宽配合 0.3 V/μs 压摆率,适合信号调理、低通/带通滤波与缓慢边沿驱动,但不适合高速或大瞬态信号放大。
  • 低功耗:器件静态电流约 700 μA,适合电池供电系统的能耗预算。
  • 输出驱动能力良好:约 40 mA 的输出驱动能力,可直接驱动小负载或后级缓冲器。

四、典型应用

  • 传感器信号调理(温度、压力、应变计等低频传感器)
  • 低通/主动滤波器与积分电路
  • 仪表放大器前端、直流偏置修正与误差放大
  • 便携式与电池供电便携设备的模拟前端
  • 电平移位与缓冲驱动(非高速场合)

五、封装与可靠性

XL2904D 提供标准 SOP-8 封装,便于面向量产的 PCB 布局与回流焊接。器件工作温度覆盖工业级 −40 ℃ 至 +85 ℃,适合大多数工业与消费者电子环境。为保证长时间稳定性,建议在 PCB 设计中做好电源旁路与热散设计,尤其在高输出电流工况下注意功耗分散。

六、设计注意事项

  • 输入偏置电流相对较大(50 nA),对高阻源(>1 MΩ)输入会引入误差,应采用偏置补偿或降低源阻。
  • 对于要求极低直流误差的应用,可能需外部失调调节或选用精密放大器。
  • 建议在电源引脚附近放置 0.1 μF 陶瓷旁路电容,并并联 1 μF~10 μF 的去耦电容以改善低频稳定性。
  • 在驱动较大负载或频繁短路情况下,注意器件功耗和散热,必要时加大铜箔或使用散热路径。
  • 由于压摆率与带宽有限,避免在高速脉冲或高频大增益工况下使用,以防失真或振荡。

七、采购与替代

XL2904D 适合需要低功耗、宽供电范围和中低速性能的场景。采购时注意核对封装(SOP-8)、批次与测试条件。若需更高精度、带宽或更低失调,可考虑更高性能的精密运放作为替代,但需权衡功耗与成本。

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