UC1842J883B
UC1842J883B Description
Current Mode PWM Controller
UC1842J883B Vendor
Texas Instruments
UC1842J883B Features
  • Optimized For Off-line And DC To DC Converters
  • Low Start Up Current (<1mA)
  • 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
UC1842J883B Datasheet and Application Notes
ParameterValue
TopologyBoost, Flyback, Forward
Control MethodCurrent Mode
Duty Cycle (Max) (%)100
PWM Outputs (#)1
Frequency (Max) (kHz)450
UVLO Thresholds On/Off (V)16/10
Pin/Package14CFP,20LCCC,8CDIP
Approx. 1KU Price (US$)2.7
StatusACTIVE
Temp (oC)-55 to 125
DSCC #5962-8670401PA
Budget Price ($US) | QTY4.50 | 1KU
Package Type | PinsCDIP (JG) | 8
STD Pack QTY1
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