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MPS MPM3833CGRH-Z
Configuration
1 options
Configuration
22+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- MPS MPM3833CGRH-Z
- Type
- MPS
- Unit
- Electronic Component
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- MPS
- Electronic Component
- MPM3833CGRH-Z
- Electronic Component
- 1
- Electronic Component
- 3.5mm
- Package
- 18-Power LFQFN Module
- Electronic Component
- DC-DC Power Supply Module
- Electronic Component
- 0.085g
- Electronic Component
- 2.5mm
- Electronic Component
- 1.6mm
- Electronic Component
- 1
- Features
- Programmable Output Voltage
- Type
- Electronic Component
- Electronic Component
- BM0264685969
- Operating Temperature
- 40℃~+150℃
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MPM3833CGRH-Z 产品概述
一、产品简介
MPM3833CGRH-Z 为 MPS（Monolithic Power Systems）推出的一款高集成降压型 DC-DC 转换器模块，适用于 1 路稳压输出的中高功率应用。器件输入电压范围宽（2.75V–6V），输出电压可编程（0.6V–6V），最大输出电流达 3A，集成多种保护与上电时序控制，适合电源密集型便携与工业类系统。
二、主要参数
- 功能类型：降压型（Buck）
- 通道数：1 路输出
- 输入电压 Vin：2.75V ~ 6V
- 输出电压 Vout：0.6V ~ 6V（可编程）
- 最大输出电流：3A
- 转换效率：典型 82%
- 静态电流（Iq）：500μA
- 开关频率：1.15MHz
- 纹波噪声：5mVp-p（典型）
- 最大容性负载：100μF
- 工作温度：-40℃ ~ +150℃
- 封装尺寸：18-Power LFQFN 模块，2.5mm × 3.5mm × 1.6mm
三、核心特性
- 可编程输出电压，通过外部分压电阻精确设定目标电压；
- 集成过流保护（OCP）、欠压保护（UVP）、短路保护（SCP）与过热保护（OTP）；
- 支持上电时序控制，便于多轨电源系统的有序启动；
- 高开关频率（1.15MHz）利于减小外部电感与电容体积，适配空间受限的应用场景；
- 低静态电流有利于待机节能，适合需长时间待机的设备。
四、典型应用
- 移动终端、电池供电设备；
- 工业控制模块和嵌入式系统电源；
- 通信设备、网络终端电源管理；
- 摄像头、传感器等外设供电。
五、封装与热管理
18-Power LFQFN 模块化封装（2.5×3.5×1.6mm）利于高密度布局。为保证持续 3A 输出与可靠热性能，建议在 PCB 布局中使用大面积的敷铜和良好焊盘连接裸露散热垫（exposed pad），并考虑多层板与散热通孔以增强热传导。
六、布局与外部元件建议
- 输出电容：优先选择 X5R/X7R 陶瓷电容，容值根据稳定性与纹波要求选择，最大支持 100μF；
- 输入去耦：在 VIN 靠近器件引脚放置低 ESR 陶瓷电容（例如 10–47μF）以抑制瞬态；
- 电感：选用额定电流大于 3A 的低 DCR 电感，常见值范围可依据开关频率与纹波目标在 0.47–1.5μH 之间优化；
- 外部分压电阻需精度匹配输出设定与温漂要求；走线尽量短且宽，地线形成单点回流，SW 节点走线短而集中。
七、保护与可靠性
模块集成多重保护机制，能够在过流、短路、欠压或过温情况下自动保护并在条件恢复后按序恢复输出，有利于系统可靠性与长期稳定运行。工作温度范围宽（-40℃～+150℃），适合严苛环境。
八、选型与注意事项
MPM3833CGRH-Z 适合需小体积、高效率与可靠保护功能的单路降压场景。设计时应参考器件完整规格书，核对典型效率曲线、热阻参数及外部元件匹配，确保在最大负载与高温条件下保持安全裕度。购买时请通过正规渠道确认型号与封装版本以避免混淆。
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