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Silergy SY7215ARDC
Configuration
1 options
Configuration
24+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- silergy SY7215ARDC
- Type
- SILERGY
- Minimum package
- 5000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SILERGY
- Electronic Component
- SY7215ARDC
- Electronic Component
- 1
- Package
- QFN-18(4x4)
- Electronic Component
- DC-DC Power Supply IC
- Electronic Component
- 1g
- Electronic Component
- 1
- Type
- Electronic Component
- Synchronous
- Electronic Component
- Electronic Component
- BM0001380969
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 3V~16V
- Switching Frequency
- 250kHz~1MHz；345kHz
- Electronic Component
- Electronic Component
- 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.
SY7215ARDC 产品概述
一、产品简介
SY7215ARDC 是硅力杰（silergy）推出的一款高集成度升压型DC-DC电源IC。器件采用升压拓扑，内置开关管并支持同步整流，输出电压可调，适用于需要从较低电压升压到较高电压的单通道供电场合。封装为QFN-18（4×4），体积小、热性能好，便于紧凑化设计。
二、核心参数
- 输入电压范围：3V ～ 16V，支持电池、单节锂电及汽车/工业总线电压等多种输入源。
- 开关频率范围：250kHz ～ 1MHz，典型工作频率为345kHz，可在效率、尺寸和噪声之间权衡。
- 输出类型：可调输出，单输出通道。
- 同步整流：集成同步整流，显著降低整流损耗、提升转换效率。
- 开关管：内置型开关晶体管，简化外围器件和PCB布局。
三、主要优点
- 高集成度：内置开关管与同步整流电路，外围电感、电容较少，缩短设计周期。
- 高效率：同步整流降低导通损耗，在中高负载下效率优势明显，减少发热。
- 频率可调：250kHz～1MHz 的可选频率区间允许设计者在电感体积与EMI之间进行优化。
- 小尺寸封装：QFN-18（4×4）适合空间受限的便携或嵌入式应用。
四、典型应用场景
适用于各类需要升压的电源场景，例如便携式设备、显示器背光、LED驱动（恒流配合外部电路）、传感器供电、12V/24V工业与车载子系统的局部升压等。
五、设计建议与注意事项
- 布局：开关节点（SW）走线尽量短且宽，输入/输出旁路电容靠近IC引脚布置以降低环路杂散电感。
- 器件选择：选用低DCR、高饱和电流的电感和低ESR电解/固态电容以提升效率和稳定性。
- 散热：封装底部使用焊盘良好接地并与大面积铜箔连接，便于散热。
- EMI与滤波：高开关频率下需关注电磁干扰，必要时在输入端增加滤波或采用PCB屏蔽策略。
- 启动与保护：参考器件手册设置软启动、过流和过温保护门限，保证系统可靠性。
以上为SY7215ARDC的产品概述与设计要点。欲获得完整电气特性曲线、典型电路和布局范例，请参考硅力杰官方数据手册。
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