UCC2863x, High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

1 Features 1• High-Power, Primary-Side CV/CC Regulation • Continuous Conduction Mode (CCM) and Discontinuous Conduction Mode (DCM) Operation • Built-In 700-V Start-Up Current Source • Active X-Capacitor Discharge (UCC28630 and UCC28633) • Adjustable Constant-Current (CC) Mode Limiting (exc

文件：3.5 Mbytes 页数：86 Pages

TI

德州仪器

High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

文件：3.93207 Mbytes 页数：85 Pages

TI

德州仪器

High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

文件：3.52332 Mbytes 页数：79 Pages

TI

德州仪器

具有 PSR、峰值功率模式、X 电容放电、可调节 CC 限制和频率抖动功能的高功率反激式控制器

UCC2863x 适用于高功率初级侧稳压反激式变换器。此器件能够以 CCM 和 DCM 模式运行，适用于 具有宽功率范围 的应用。峰值功率模式使得瞬态峰值功率能够达到标称额定值的 200%，峰值电流只增加 25%，最大限度地增加了变压器利用率。 \n\n变压器偏置绕组被用来感测输出电压以实现稳压，并用于低损耗输入电压感测。采用了先进的取样技术，可支持 CCM 运行，并在 100W 及以上功率范围内实现无光耦合器设计的出色输出电压稳压性能。\n\n高压电流源可实现快速和高效启动。部署了先进的轻负载模式，可减少控制器和系统在无负载和轻负载状态下的功率消耗。这些模式支持潜在的系统设计 • 高功率初级侧 CV/CC 稳压\n• 内置 700V 启动电流源 \n• 可调节恒定电流 (CC) 模式限制（UCC28630 除外）\n• 针对系统待机功率小于 30mW 的低功率模式\n• PSR 设计不包含光耦合器 - 可达到 CM 隔离和浪涌的高要求\n• 针对瞬态过载的峰值功率模式 \n• 保护：过压、过流、过热、过载计时器 (UCC28630)、交流线路 UV、欠压和引脚保护\n• 使用 UCC2863x 并借助 WEBENCH® Power Designer 创建定制设计方案;

TI

德州仪器

UCC2863x, High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

1 Features 1• High-Power, Primary-Side CV/CC Regulation • Continuous Conduction Mode (CCM) and Discontinuous Conduction Mode (DCM) Operation • Built-In 700-V Start-Up Current Source • Active X-Capacitor Discharge (UCC28630 and UCC28633) • Adjustable Constant-Current (CC) Mode Limiting (exc

文件：3.5 Mbytes 页数：86 Pages

TI

德州仪器

UCC2863x, High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

1 Features 1• High-Power, Primary-Side CV/CC Regulation • Continuous Conduction Mode (CCM) and Discontinuous Conduction Mode (DCM) Operation • Built-In 700-V Start-Up Current Source • Active X-Capacitor Discharge (UCC28630 and UCC28633) • Adjustable Constant-Current (CC) Mode Limiting (exc

文件：3.5 Mbytes 页数：86 Pages

TI

德州仪器

UCC2863x, High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

1 Features 1• High-Power, Primary-Side CV/CC Regulation • Continuous Conduction Mode (CCM) and Discontinuous Conduction Mode (DCM) Operation • Built-In 700-V Start-Up Current Source • Active X-Capacitor Discharge (UCC28630 and UCC28633) • Adjustable Constant-Current (CC) Mode Limiting (exc

文件：3.5 Mbytes 页数：86 Pages

TI

德州仪器

UCC2863x, High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

1 Features 1• High-Power, Primary-Side CV/CC Regulation • Continuous Conduction Mode (CCM) and Discontinuous Conduction Mode (DCM) Operation • Built-In 700-V Start-Up Current Source • Active X-Capacitor Discharge (UCC28630 and UCC28633) • Adjustable Constant-Current (CC) Mode Limiting (exc

文件：3.5 Mbytes 页数：86 Pages

TI

德州仪器

UCC2863x, High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

1 Features 1• High-Power, Primary-Side CV/CC Regulation • Continuous Conduction Mode (CCM) and Discontinuous Conduction Mode (DCM) Operation • Built-In 700-V Start-Up Current Source • Active X-Capacitor Discharge (UCC28630 and UCC28633) • Adjustable Constant-Current (CC) Mode Limiting (exc

文件：3.5 Mbytes 页数：86 Pages

TI

德州仪器

UCC2863x, High-Power Flyback Controller with Primary-Side Regulation and Peak-Power Mode

1 Features 1• High-Power, Primary-Side CV/CC Regulation • Continuous Conduction Mode (CCM) and Discontinuous Conduction Mode (DCM) Operation • Built-In 700-V Start-Up Current Source • Active X-Capacitor Discharge (UCC28630 and UCC28633) • Adjustable Constant-Current (CC) Mode Limiting (exc

文件：3.5 Mbytes 页数：86 Pages

TI

德州仪器