主页 电源管理 交流/直流和直流/直流控制器（外部 FET）
主页
电源管理
交流/直流和直流/直流控制器（外部 FET）

UCC2808-2

正在供货

具有 4.3/4.1V UVLO、温度范围为 -40°C 至 85°C 的低功耗电流模式推挽式 PWM

立即订购
数据表

UCC2808-2

正在供货
数据表 立即订购

产品详情

Vin (max) (V) 14 Operating temperature range (°C) -40 to 85 Control mode Current Topology Push pull Rating Catalog Features Error amplifier, Multi-topology, Soft start Duty cycle (max) (%) 49
Vin (max) (V) 14 Operating temperature range (°C) -40 to 85 Control mode Current Topology Push pull Rating Catalog Features Error amplifier, Multi-topology, Soft start Duty cycle (max) (%) 49
SOIC (D) 8 29.4 mm² 4.9 x 6
  • Dual Output Drive Stages in Push-Pull
    Configuration
  • 130-µA Typical Starting Current
  • 1-mA Typical Run Current
  • Operation to 1-MHz
  • Internal Soft-Start
  • On-Chip Error Amplifier With 2-MHz Gain
    Bandwidth Product
  • On-Chip VDD Clamping
  • Output Drive Stages Capable Of 500-mA Peak
    Source Current, 1-A Peak Sink Current
  • Dual Output Drive Stages in Push-Pull
    Configuration
  • 130-µA Typical Starting Current
  • 1-mA Typical Run Current
  • Operation to 1-MHz
  • Internal Soft-Start
  • On-Chip Error Amplifier With 2-MHz Gain
    Bandwidth Product
  • On-Chip VDD Clamping
  • Output Drive Stages Capable Of 500-mA Peak
    Source Current, 1-A Peak Sink Current

The UCCx808-x is a family of BiCMOS push-pull, high-speed, low-power, pulse-width modulators. The UCCx808 contains all of the control and drive circuitry required for offline or DC-to-DC fixed frequency current-mode switching power supplies with minimal external parts count.

The UCCx808-x dual output drive stages are arranged in a push-pull configuration. Both outputs switch at half the oscillator frequency using a toggle flip-flop. The dead time between the two outputs is typically 60 ns to 200 ns depending on the values of the timing capacitor and resistors, thus limiting each output stage duty cycle to less than 50%.

The UCCx808-x is a family of BiCMOS push-pull, high-speed, low-power, pulse-width modulators. The UCCx808 contains all of the control and drive circuitry required for offline or DC-to-DC fixed frequency current-mode switching power supplies with minimal external parts count.

The UCCx808-x dual output drive stages are arranged in a push-pull configuration. Both outputs switch at half the oscillator frequency using a toggle flip-flop. The dead time between the two outputs is typically 60 ns to 200 ns depending on the values of the timing capacitor and resistors, thus limiting each output stage duty cycle to less than 50%.
filter 查找其他 交流/直流和直流/直流控制器（外部 FET）
下载 观看带字幕的视频 视频

技术文档

star =有关此产品的 TI 精选热门文档
未找到结果。请清除搜索并重试。
查看全部 1
类型 标题 下载最新的英语版本 日期
* 数据表 UCCx808-x Low Power Current Mode Push-Pull PWM 数据表 (Rev. E) PDF | HTML 2015年 8月 31日

设计和开发

如需其他信息或资源，请点击以下任一标题进入详情页面查看（如有）。

封装 引脚 CAD 符号、封装和 3D 模型
SOIC (D) 8 Ultra Librarian
应遵守 TI 评估类商品的标准条款与条件。

订购和质量

包含信息：
  • RoHS
  • REACH
  • 器件标识
  • 引脚镀层/焊球材料
  • MSL 等级/回流焊峰值温度
  • MTBF/时基故障估算
  • 材料成分
  • 鉴定摘要
  • 持续可靠性监测
包含信息：
  • 制造厂地点
  • 封装厂地点

支持和培训

视频