2023/10/18 11:24:50
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1 Features
? Optimized for Off-Line and DC-DC Converters
? Low Start-Up Current (< 0.5 mA)
? Trimmed Oscillator Discharge Current
? Automatic Feedforward Compensation
? Pulse-by-Pulse Current Limiting
? Enhanced Load Response Characteristics
? Undervoltage Lockout With Hysteresis
? Double Pulse Suppression
? High-Current Totem Pole Output
? Internally-Trimmed Bandgap Reference
? Up to 500-kHz Operation ? Create a Custom Design Using the UCx84xA With the WEBENCH? Power Designer
2 Applications
? Switch Mode Power Supplies (SMPS)
? DC-DC Converters
? Power Modules
? Industrial PSU
? Battery Operated PSU
3 Description
The UCx84xA family of control devices is a pin-for-pin compatible improved version of the UCx84x family. Providing the necessary features to control currentmode or switched-mode power supplies, this family of devices has many improved features: startup current is less than 0.5 mA, oscillator discharge is trimmed to 8.3 mA, and during UVLO, the output stage can sink at least 10 mA at less than 1.2 V for VCC over 5 V.
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20万现货SKU
品类不断扩充
科技智能大仓储
4小时快速交货
仅从原厂和代理商进货
每一颗料均可原厂追溯
明码标价节省时间成本
一站式采购正品元器件
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