【IC】 思瑞浦全新推出汽车级大电流线性稳压器TPL8151Q,已顺利通过AEC Q100认证
随着汽车技术不断创新变革,汽车正在向电动化、网联化、智能化方向发展,芯片已成为支撑汽车产业转型升级的关键。随着汽车行业对芯片需求加速,汽车级电源芯片的需求也随之增加。
聚焦高性能模拟芯片和嵌入式处理器的半导体设计公司——思瑞浦3PEAK,推出全新一代汽车级大电流线性稳压器——TPL8151Q。产品已顺利通过AEC Q100认证,满足汽车级芯片工作条件要求。此外,TPL8151Q支持29V宽范围输入和1.5A大驱动电流,输出电压噪声低至17.5μVRMS,纹波抑制能力高达77dB,完全可以胜任对汽车级线性电源芯片的要求。
1.产品特性:
符合AEC Q100 Grade 1工况要求
环温范围,TA:-40℃ to +125℃
结温范围,TJ:-40℃ to +150℃
工作电压范围:2.75V~29V
输出电压范围:1.25V~25V输出可调
支持1.5A输出电流能力
1.5A满载条件下,输入输出压差仅为1.2V
高电源纹波抑制能力
77dB@120Hz
72dB@1kHz
17.5μVRMS超低输出电压噪声
优良的输出瞬态响应
支持10μF~100μF宽ESR范围钽电容
集成输出短路保护、过流保护、过温保护
带有散热焊盘的封装:ESOP8
2.产品优势:
宽输入电压范围和快速输入动态响应
TPL8151Q支持最大29V输入电压范围,同时具有良好的输入瞬态响应能力。下图为TPL8151Q的快速输入瞬态响应曲线,输入电压从4.25V快速变化到29V,上升斜率为1V/μS,在这个条件下,输出电压变化的峰值仅为52mV。
TPL8151Q快速输入瞬态响应曲线
低输出电压噪声
TPL8151Q具有低输出噪声的能力。下图为TPL8151Q的噪声频谱密度曲线,在1kHz和10kHz频率点,输出噪声分别只有0.11μV/sqrt(Hz)和0.039μV/sqrt(Hz),在测试覆盖的10Hz到100kHz频率范围,积分噪声只有17μVRMS。
TPL8151Q噪声频谱密度曲线
3.产品应用:
TPL8151Q支持29V宽范围输入和1.5A大驱动电流,同时具有灵活可配置的低噪声输出。通常作为汽车处理器、传感器和高性能模拟产品的电源支持。TPL8151Q输出电压支持1.25V~25V的调整范围,下图是TPL8151Q的典型应用电路图,分压电阻网络R1和R2可灵活配置输出电压值
同时建议选择R1=100Ω以降低输出误差。
TPL8151Q典型应用电路图
TPL8151Q凭借宽输入范围、大驱动电流的特性,兼顾低噪声输出的优势,与汽车级电源应用需求高度契合,为汽车中的高性能模拟产品、处理器和传感器等产品提供供电电压。
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本文由玄子转载自3PEAK思瑞浦公众号,原文标题为:思瑞浦推出全新一代汽车级大电流线性稳压器--TPL8151Q,本站所有转载文章系出于传递更多信息之目的,且明确注明来源,不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
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titan Lv8. 研究员 2022-10-27学习
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道理 Lv4. 资深工程师 2022-10-26TPL8151Q 1.5A
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目录- 线性产品 接口产品 隔离器件 数据转换器 线性稳压器与基准 电源监控 驱动器 DCDC 电池管理
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型号- TPL8151Q-S,TPL8151ADQ-ES1R-S,TPL8151Q
纳芯微汽车电子解决方案 助力汽车电动化和智能化发展
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