Product overview
描述
LM4040是一款低功耗、高精度的分流电压基准，可在工业温度范围（-40 °C至+125 °C）内提供稳定的输出电压，最大温度系数为70 ppm/°C。该器件提供0.1%、0.2%、0.5%和1%的初始精度版本。SOT323-5L和SOT23-3L封装专为对空间要求严格的应用而设计。极低的工作电流是功率受限设计的关键优势。LM4040具有极高的稳定性，适用于广泛的应用条件。
-
All features
- 固定的输出电压：2.048 V、2.5 V、3.0 V、4.096 V和5.0 V
- 超低工作电流：25 °C时仅10 µA
- 25°C时的高精度：+/- 0.1% (LM4040A)、+/- 0.2% (LM4040B)、+/- 0.5 % (LM4040C)、+/- 1% (LM4040D)
- 极低频噪声：10 µVp-p（典型值）
- 与容性负载一起使用时工作稳定
- 工业级温度范围：-40 °C至+125 °C
- 最大温度系数：70 ppm/°C
- 采用SOT23-3L和SOT323-5L封装
EDA Symbols, Footprints and 3D Models
STMicroelectronics - LM4040
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Please select one model supplier :
Symbols
Footprints
3D models
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | 符合RoHS级别 | Longevity Commitment | Longevity Starting Date | Material Declaration** |
|---|---|---|---|---|---|---|---|
| LM4040AECT-2.0 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040AECT-2.5 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040AECT-3.0 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040AELT-2.0 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040AELT-2.5 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040AELT-3.0 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040BECT-2.0 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040BECT-2.5 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040BECT-3.0 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040BELT-2.0 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040BELT-2.5 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040BELT-3.0 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040CECT-2.0 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040CECT-2.5 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040CECT-3.0 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040CELT-2.0 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040CELT-2.5 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040CELT-3.0 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040DECT-2.0 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040DECT-2.5 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040DECT-3.0 | Active 产品已量产 | SOT323-5L | Industrial | Ecopack2 | - | - | |
| LM4040DELT-2.0 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040DELT-2.5 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - | |
| LM4040DELT-3.0 | Active 产品已量产 | SOT23 | Industrial | Ecopack2 | - | - |
LM4040AECT-2.0
Package:
SOT323-5LMaterial Declaration**:
LM4040AELT-2.0
Package:
SOT23Material Declaration**:
LM4040BECT-2.0
Package:
SOT323-5LMaterial Declaration**:
LM4040BELT-2.0
Package:
SOT23Material Declaration**:
(**) st.com上提供的材料声明表单可能是基于包装系列中最常用的封装的通用文档。因此，它们可能不是100%适用于特定的设备。有关特定设备的信息，请联系 销售支持。
You’re now leaving st.com and will be re-directed to our Partner’s website.
For the latest innovations and solutions from ST, sign up for our newsletters.
Sample & Buy
LM4040AECT-2.0 Active
LM4040BECT-2.5 Active
LM4040AELT-2.0 Active
LM4040CELT-2.5 Active
LM4040AECT-2.5 Active
LM4040AELT-3.0 Active
LM4040CELT-3.0 Active
LM4040CECT-2.0 Active
LM4040DECT-2.5 Active
LM4040DELT-2.0 Active
LM4040DELT-2.5 Active
LM4040CECT-3.0 Active
LM4040BELT-3.0 Active
LM4040BELT-2.5 Active
LM4040DELT-3.0 Active
LM4040AELT-2.5 Active
LM4040CECT-2.5 Active
LM4040DECT-2.0 Active
LM4040BECT-3.0 Active
LM4040CELT-2.0 Active
LM4040BELT-2.0 Active
LM4040DECT-3.0 Active
LM4040AECT-3.0 Active
LM4040BECT-2.0 Active