- 制造厂商:TI
- 产品类别:电源管理
- 技术类目:交流/直流和隔离式直流/直流开关稳压器 - PWM 控制器
- 功能描述:低功耗 BiCMOS 电流模式 PWM
- 点击这里打开及下载UCC1800的技术文档资料
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The UCC280x family of high-speed, low-power integrated circuits contain all of the control and drive components required for off-line and DC-to-DC fixed frequency current-mode switching mode power supplies with minimal parts count.
These devices have the same pin configuration as the UCx84x family, and also offer the added features of internal full-cycle soft start and internal leading-edge blanking of the current-sense input.
- 100-μA typical starting supply current
- 500-μA typical operating supply current
- Operation up to 1 MHz
- Internal soft start
- Internal fault soft start
- Internal leading-edge blanking of the current sense signal
- 1-A totem-pole output
- 70-ns typical response from current-sense to gate drive output
- 1.5% tolerance voltage reference
- Same pinout as UC3842 and UC3842A
- Topology
- Boost, Flyback, Forward
- Duty cycle (Max) (%)
- 100
- Supply voltage (Max) (V)
- 12
- UVLO thresholds on/off (V)
- 7.2/6.9
- Features
- Error Amplifier, Leading Edge Blanking, Soft Start
- Operating temperature range (C)
- -55 to 125
- Rating
- Military
- Frequency (Max) (kHz)
- 1000
- Gate drive (Typ) (A)
- 1
UCC1800的完整型号有:UCC1800J、UCC1800J883B、UCC1800L883B,以下是这些产品的关键参数及官网采购报价:
UCC1800J,工作温度:-55 to 125,封装:CDIP (JG)-8,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网UCC1800J的批量USD价格:14.466(1000+)
UCC1800J883B,工作温度:-55 to 125,封装:CDIP (JG)-8,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网UCC1800J883B的批量USD价格:16.491(1000+)
UCC1800L883B,工作温度:-55 to 125,封装:LCCC (FK)-20,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网UCC1800L883B的批量USD价格:23.001(1000+)
UCC1800J,工作温度:-55 to 125,封装:CDIP (JG)-8,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网UCC1800J的批量USD价格:14.466(1000+)
UCC1800J883B,工作温度:-55 to 125,封装:CDIP (JG)-8,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网UCC1800J883B的批量USD价格:16.491(1000+)
UCC1800L883B,工作温度:-55 to 125,封装:LCCC (FK)-20,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网UCC1800L883B的批量USD价格:23.001(1000+)