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UC2844AD8
UC2844AD8 Description
Current Mode PWM Controller
UC2844AD8 Vendor
Texas Instruments
UC2844AD8 Features
  • Optimized for Off-line and DC to DC Converters
  • Low Start Up Current (<0.5mA)
  • Trimmed Oscillator Discharge Current
  • Automatic Feed Forward Compensation
  • Pulse-by-Pulse Current Limiting
  • Enhanced Load Response Characteristics
  • Under-Voltage Lockout With Hysteresis
  • Double Pulse Suppression
  • High Current Totem Pole Output
  • Internally Trimmed Bandgap Reference
  • 500kHz Operation
  • Low RO Error Amp
UC2844AD8 Datasheet and Application Notes
ParameterValue
TopologyBoost, Buck, Flyback, Forward
Control MethodCurrent Mode
Duty Cycle (Max) (%)50
PWM Outputs (#)1
Frequency (Max) (kHz)450
UVLO Thresholds On/Off (V)16/10
Pin/Package14SOIC,16SOIC,8CDIP,8PDIP,8SOIC
Approx. 1KU Price (US$).9
StatusACTIVE
Temp (oC)-40 to 85
Budget Price ($US) | QTY0.90 | 1KU
Package Type | PinsSOIC (D) | 8
STD Pack QTY75
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