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Silergy SY7072ABC
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- silergy SY7072ABC
- Type
- SILERGY
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SILERGY
- Electronic Component
- SY7072ABC
- Electronic Component
- 1
- Package
- SOT-23-6
- Electronic Component
- DC-DC Power Supply IC
- Electronic Component
- 0.03g
- Electronic Component
- 1
- Features
- Load
- Type
- Electronic Component
- Electronic Component
- BM0227635890
- Operating Voltage
- 1.8V~5.5V
- Switching Frequency
- 1MHz
- Electronic Component
- Electronic Component
- Output Voltage
- 1.8V~5.5V
- Output Current
- 2A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SY7072ABC 产品概述
一、概述
SY7072ABC 是矽力杰（silergy）推出的一款升压型开关稳压器，采用 SOT-23-6 小封装，面向电池供电与便携式电子产品。器件支持输入电压范围 1.8V 至 5.5V，输出电压可调同样覆盖 1.8V 至 5.5V，最大输出电流可达 2A，开关频率典型为 1MHz，内部集成开关管，静态电流极低（Iq ≈ 5μA），适合对待机功耗敏感的应用。
二、主要特性
- 升压拓扑，单通道输出，输出电压可通过外部分压电阻调节。
- 输入电压：1.8V ~ 5.5V；输出电压范围：1.8V ~ 5.5V。
- 最大输出电流：2A（具体受热降额、效率及外部器件限制）。
- 开关频率约 1MHz，便于使用小体积电感与滤波器。
- 静态电流仅 5μA，适合电池供电与低功耗待机场景。
- 内置功率开关管，减少外部器件数；封装：SOT-23-6，板级体积小。
- 支持使能（EN）控制与软启动（若需精确特性请参见数据手册）。
- 内建基本保护功能（过流、过温等，详见手册）。
三、典型应用
- 便携式设备：蓝牙耳机、可穿戴设备、手持终端。
- 电池升压至 3.3V / 5V 的电源方案。
- 物联网节点、传感器供电。
- 小型显示模块、MCU 供电升压场景。
四、功能与保护提示
SY7072ABC 以低待机电流与高开关频率为设计目标，适合在功耗与体积受限场合替代传统线性升压方案。器件通常集成开关 MOSFET 并具备短路/过流与过温保护，但具体行为（如限流门槛、热关断点、软启动时间）请参考官方数据手册。若器件为非同步架构，则需外置整流二极管；若为同步架构，外部元件数量更少。
五、外部元件与布局建议
- 选用电感：额定电流应大于输出电流峰值，优先低 DCR、低磁饱和的型号；在 1MHz 工作频率下，电感常见取值可较小以减少体积。
- 整流/回灌器件：根据器件架构选择肖特基二极管或不需要外部整流（请参考手册）。
- 输入/输出电容：采用低 ESR 的陶瓷电容，靠近 VIN 与 GND、VOUT 与 GND 布局以降低环路阻抗。
- 布局：减少开关节点走线长度和环路面积，SW 节点、开关管和二极管周围留出足够散热路径；SOT-23-6 封装需注意焊盘热散与 GND 回流。
- EMI：1MHz 开关频率便于滤波，但仍需合理布置滤波器和地平面以抑制辐射。
六、选型与注意事项
在实际设计前请获取并仔细阅读 SY7072ABC 的最新数据手册，确认引脚定义、限流与保护参数、典型应用电路和 PCB 布局建议。关注器件在不同工作点下的效率曲线与热性能，必要时进行热仿真和实际测量以确定散热方案。若对待机电流、启动行为或特殊保护有严格要求，可与厂商技术支持联系以获取更详细的设计指导。
（以上为器件概述与常规设计建议，具体电气参数与引脚信息请以官方数据手册为准。）
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