Power Management Chip - ASP7A84AS
ASP7A84AS是国科安芯研制的一款和TPS7A84A兼容的LDO芯片。具有大电流、低噪声、高电源抑制比、高精度等特点，4 μVRMS输出噪声，3安培负载条件下具有300毫伏的超低压降电压。输入范围1.1 V 到 6.5 V，输出电压范围0.8 V至5.2 V。卓越瞬态响应和可调软启动控制。ASP7A84AS采用先进抗辐照加固设计，可应用于商业航天、核电站等高安全需求场景。
Product Details
- 输入电压范围
- 无偏置电压：1.4 V至6.5 V
- 带偏置电压：1.1 V至6.5 V
- 输出电压范围
- 固定输出电压：0.8 V至3.95 V
- 可调输出电压：0.8 V 至 5.2 V
- 在线电压调节和负载变化下，输出精度保持在±1%
- 最大输出电流为3A
- 低压降电压：在3A时最大为300mV
- 高电源抑制比（PSRR）：
- 1千赫兹时为65分贝
- 1 MHz时为30分贝
- 4 μVRMS输出电压噪声
- 过电流保护、过温保护
- 工作温度范围：-55°C至+125°C
- SEL: ≥37MeV.cm²/mg（商业航天级）
- TID: ≥100krad（Si）（商业航天级）
抗辐照：
- SEL: ≥37MeV.cm²/mg（商业航天级）
- TID: ≥100krad（Si）（商业航天级）
Solutions
New Energy Vehicles
Commercial Space
Robotics
Product Manual
ASP7A84AS数据手册V1.0.pdfRelated Products
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