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MPS MPQ2029GN-AEC1-Z
Configuration
1 options
Configuration
23+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- MPS MPQ2029GN-AEC1-Z
- Type
- MPS
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- 200mV@(150mA)
- Electronic Component
- MPS
- Electronic Component
- MPQ2029GN-AEC1-Z
- Electronic Component
- 1
- Package
- SOIC-8-EP
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 0.219g
- Electronic Component
- 1
- Electronic Component
- BM0264900505
- Operating Temperature
- 40℃~+125℃@(Ta)
- Operating Voltage
- 40V
- Output
- Electronic Component
- Output Voltage
- 1.25V~15V
- Output Current
- 450mA
- Output Type
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MPQ2029GN-AEC1-Z 产品概述
一、简介
MPQ2029GN-AEC1-Z 为 MPS 出品的车规级低压差线性稳压器（LDO），采用 SOIC-8-EP 封装。器件支持高达 40V 的工作电压，输出为正极性可调类型，输出电压可在 1.25V 至 15V 之间设定，最大输出电流 450mA。器件针对汽车和工业环境优化，工作温度范围为 -40℃ 至 +125℃（Ta），兼顾低静态电流与良好的电源抑制性能，适合车载电子的多种电源点应用。
二、主要性能特点
- 输入电压范围支持高达 40V，适应汽车电气环境瞬态和反向保护设计要求。
- 可调输出：内部参考电压 1.25V（典型），通过外部分压电阻精确设定 1.25V~15V 输出。
- 输出电流：最大 450mA，满足多数车载负载供电需求。
- 低压差：典型压差 200mV（在 150mA 负载时），提高在低输入-输出差压下的工作效率。
- 极低静态电流：静态电流仅 10µA，有利于待机和电源管理场景下降低能耗。
- 优良的电源纹波抑制比（PSRR）：51dB @100kHz，有效抑制开关噪声耦合。
三、保护与指示
- 使能控制（EN 引脚）：可通过逻辑电平实现输出开/关控制，便于功耗管理与系统上电排序。
- 工作状态指示：提供状态引脚以反映稳压器工作/故障状态，便于系统监测。
- 短路保护、过流保护：在异常负载或短路条件下限制输出电流，保护器件与系统负载。
- 热关断：当芯片温度超过安全阈值时自动关闭输出，待温度恢复后自动重启，增强可靠性。
四、封装与热管理
- 封装：SOIC-8-EP（带焊盘），便于电路板安装与热量散发。
- 热设计建议：在 PCB 布局时建议将底部散热焊盘与多层地/电源铜箔相连，扩大散热面积；输入、输出与接地回路尽量走短宽铜线以降低寄生阻抗。
五、典型应用
- 汽车电子：车身控制模块、车载传感器、摄像头供电、座舱电子等。
- 工业设备：传感与测量前端、便携式检测设备、低功耗供电点。
- 常见场景：主电源降压、局部点位稳压、待机电源管理等。
六、设计建议
- 输出电容：为确保稳定性与瞬态响应，建议使用低 ESR 陶瓷电容（例如 4.7µF~22µF，根据实际负载和布局优化）。
- 输入滤波：针对汽车电源的高频扰动建议在输入端增加合适的滤波与抑制元件。
- 外部分压选择：用精密电阻设定输出电压并考虑温漂影响以保证长期稳定性。
- 上电/关断排序：通过 EN 引脚控制上电顺序，避免热应力和电流冲击。
MPQ2029GN-AEC1-Z 结合了高耐压、低压差、超低静态电流与多重保护功能，适合在严苛汽车及工业环境中作为可靠的点位稳压解决方案。若需详尽电气特性曲线、引脚功能说明及参考电路，请参考器件数据手册或联系 MPS 技术支持。
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