Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
HGSEMI ICL7660MM/TR ICL7660MM
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
15
specifications
Core information
- Product name
- HGSEMI ICL7660MM / TR
- Type
- HGSEMI
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HGSEMI
- Electronic Component
- ICL7660MM/TR
- Electronic Component
- 1
- Package
- MSOP-8
- Electronic Component
- Charge Pump
- Electronic Component
- 0.259g
- Electronic Component
- 1
- Features
- Electronic Component
- Electronic Component
- BM0264801321
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ICL7660MM/TR 产品概述（HGSEMI 华冠，MSOP-8 封装）
一、产品简介
ICL7660MM/TR 是华冠（HGSEMI）推出的一款基于开关电容（charge-pump）原理的电压转换器，主要用于产生负电源或在系统中形成对称电源轨。芯片体积小，采用 MSOP-8 封装，适合空间受限的便携式与嵌入式应用。器件支持级联使用，可通过多级连接获得更大幅度的电压变换，便于灵活扩展电源方案。
二、主要功能与特性
- 支持级联：可将多个 ICL7660MM 级联以获得更高幅值的负电压或多级电压源，便于在不同负载和系统拓扑下扩展。
- 开关电容式转换：无需电感，外部只需若干陶瓷/钽电容即可构成稳健的反相/倍压电路，简单可靠。
- 小型封装：MSOP-8 低封装高度、节省 PCB 面积，利于高密度电路设计。
- 低噪声、低成本：适合音频前端、信号调理与低功耗器件供电等对电磁兼容和成本敏感的场景。
三、应用场景
- 运算放大器提供负电源（±V 电源形成）
- 便携式设备中产生小电流负轨（传感器、ADC、DAC 前端）
- 仪表与信号处理电路的对称电源
- 小功率 RS-232 电平转换、偏置电路及参考电压产生
四、设计与使用注意事项
- 电容选型：建议使用低 ESR、低 ESL 的陶瓷电容作飞行和旁路电容，以降低纹波与内阻损耗，提高效率与输出能力。
- 级联实现：级联时要考虑每级的开关损耗与压降，输出电压随负载增加会下降；建议在级联方案中留足裕量并做好热设计。
- 布局与走线：飞行电容与芯片之间的走线应尽量短且粗，以减少寄生阻抗，并在 VCC 与 GND 间加稳压旁路电容以抑制瞬态噪声。
- 负载能力：ICL7660MM 更适用于低至中等电流负载（通常为数十 mA 量级），大电流需求应考虑外加缓冲或采用其他拓扑。
- 温度与可靠性：注意器件的工作温度范围与功耗限制，长期高温下开关损耗会影响输出稳定性与寿命。
五、选型建议与资料获取
在选型时，应根据系统所需的输出电压幅度、负载电流以及噪声和尺寸限制决定是否使用单片 ICL7660MM 或采用级联。MSOP-8 封装适合要求小封装和表贴工艺的场合。为确保设计正确并满足性能指标，推荐参照华冠官方数据手册，获取精确的电气参数、引脚定义、典型应用电路及热特性。
如需样片测试或针对级联/高负载场景的电路建议，我可以进一步给出具体的参考电路与仿真要点。
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