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UC3844NG4

  • Available: 550

Reference Price(In US Dollars)

QtyUnit PriceExt.Price
1+US $2.70753US $2.71
10+US $1.80502US $18.05
30+US $1.35377US $40.61
100+US $1.08301US $108.30
500+US $0.99276US $496.38
1000+US $0.90251US $902.51

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  • Description
  • Alternatives
  • Shopping Guide
Description
UC3844NG4
The UC3844NG4 of control integrated circuits provides the features that are necessary to implement offline or DC-to-DC fixed-frequency current-mode control schemes, with a minimum number of external components.
The internally implemented circuits include an Undervoltage lockout (UVLO), featuring a start-up current of less than 1 mA, and a precision reference trimmed for accuracy at the error amplifier input.UC3844NG4
Features
• Optimized for off-line and DC-to-DC converters
• Low start-up current (< 1 mA)
• 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
• Error amplifier with low output resistanceUC3844NG4 Applications
• Switching regulators of any polarity
• Transformer-coupled DC-DC converters
• Battery Operated PSU
• Industrial PSU
• Power Modules
Alternatives

Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.

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