Offline Controllers | NCP1271

PWM 控制器，Soft-Skip™ 待机，带有可调节跳过水平和外部锁存

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概览

NCP1271 是成功的 7 引脚电流模式 NCP12XX 系列的新一代引脚-引脚兼容新产品。该控制器通过使用可调节 Soft Skip 模式和集成的高电压启动 FET，实现了卓越的待机功耗。此专属 Soft Skip 还大大降低了噪音的风险。 因此可以在箝位网络中使用不是非常昂贵的变压器和电容器。内部频率抖动、斜坡补偿、基于计时器的故障检测和锁存输入使得此控制器成为耐用性和部件成本为关键限制因素的转换器的绝佳备选。

  • ACDC Adapters
  • Consumer Electronic Power Supplies

  • Offline Battery Chargers
  • STB, DVD, DVDR
  • Notebooks
  • LCD Monitors
  • Printers

  • Short Circuit Protection Independent of the Auxiliary Winding
  • Adjustable Soft Skip Mode
  • Internal High-Voltage Start-up
  • 5% Current Limit Accuracy over the Full Temperature Range
  • Internal Latch for Easy Implementation of Overvoltage and Overtemperature Protection
  • Frequency Jittering for Softened EMI Signature
  • +500 mA/800 mA Peak Current Drive Capability

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MSL Temp (°C)

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Container Qty.

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Control Mode

fsw Typ (kHz)

Stand-by Mode

UVLO (V)

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Reference Price

NCP1271D100R2G

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NCP1271D65R2G

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NCP1271P100G

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Obsolete

CAD Model

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PDIP-8

626B

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TUBE

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NCP1271P65G

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CAD Model

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PDIP-8

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可靠性数据

Die Related Summary Data

Device: NCP1271D100R2G

Equivalent to wafer fab process: VHVIC

产品技术

产品技术

等效器件小时

平均故障间隔时间/平均无故障时间（按小时计算）

FITS

VHVIC

2

2577173853

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Re-calculate Data

Data is based on the following assumptions.

Note: The temperature and confidence level may be adjusted to your requirements.

Disclaimer: A reliability FIT rate calculated using this tool shall not be used for any functional safety purpose. In case a raw FIT rate needs to be estimated for a component which is targeted to be used in a safety critical application (i.e. compliant to ISO 26262 standard) it should be calculated according to generic safety standards (IEC62380, IEC61709, SN29500, FIDES, etc.)

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