23V, 10A, 500kHz ACOT® Synchronous Step-Down Converter

RT6280B是简单易用的10A同步Buck转换器，输入电压范围为4.5V~23V，内建0.6V精准参考电压源，集成了低导通电阻的MOSFET功率开关，转换效率高，使用晶核倒装的UQFN-12HL 3x3封装。RT6280B采用ACOT^®控制架构，具有超快瞬态响应速度，外围元件少，在各种输入电压、负载和输出电压下都具有基本恒定的工作频率，采用强制PWM模式以满足应用对精确输出电压调整特性的需求。它对上下桥的电流都进行检测，具备强大的保护特性，使用逐周期电流限制方式应对输出短路、过流和电感饱和等严峻情形，并有内建的软起动设计避免启动过程可能导致的电流冲击，还具有输入欠压锁定 • 内建20mΩ/10mΩ低RDS(ON) MOSFET功率开关\n• 输入电压范围：4.5V~23V\n• 输出电压范围：0.6V~5.1V\n• 改进型固定导通时间（ACOT®）控制架构►超快瞬态响应►无需外部补偿►针对低ESR陶瓷输出电容进行了优化\n• 0.6V±1%高精度反馈参考电压\n• 固定工作频率：500kHz\n• 内建固定软起动（典型值0.4ms）\n• 输入欠压锁定保护（UVLO）\n• 打嗝模式的输出欠压保护（UVP）\n• 自动恢复的输出过压保护（OVP）\n• UQFN-12HL 3x3(FC)（U型）封装;

Richtek

立锜科技

Ball guide prevents over compression of elastomer

文件：63.76 Kbytes 页数：3 Pages

IRONWOOD

8-BIT OTP/EPROM MCU WITH LCD DRIVER EEPROM AND A/D CONVERTER

GENERAL DESCRIPTION INTRODUCTION The ST62T80B and ST62E80B devices are low cost members of the ST62xx 8-bit HCMOS family of microcontrollers, which is targeted at low to medium complexity applications. All ST62xx devices are based on a building block approach: a common core is surrounded by a nu

文件：1.3273 Mbytes 页数：78 Pages

STMICROELECTRONICS

意法半导体

8-BIT OTP/EPROM MCU WITH LCD DRIVER EEPROM AND A/D CONVERTER

GENERAL DESCRIPTION INTRODUCTION The ST62T80B and ST62E80B devices are low cost members of the ST62xx 8-bit HCMOS family of microcontrollers, which is targeted at low to medium complexity applications. All ST62xx devices are based on a building block approach: a common core is surrounded by a nu

文件：1.3273 Mbytes 页数：78 Pages

STMICROELECTRONICS

意法半导体