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UC1845AJQMLV
UC1845AJQMLV Description
Current Mode PWM Controller
UC1845AJQMLV Vendor
Texas Instruments
UC1845AJQMLV 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
UC1845AJQMLV Datasheet and Application Notes
ParameterValue
TopologyBoost, Flyback, Forward
Control MethodCurrent Mode
Duty Cycle (Max) (%)50
PWM Outputs (#)1
Frequency (Max) (kHz)450
UVLO Thresholds On/Off (V)8.4/7.6
Pin/Package20LCCC,8CDIP
Approx. 1KU Price (US$)3.5
TopologyBoost, Flyback, Forward
Control MethodCurrent Mode
Duty Cycle (Max) (%)50
PWM Outputs (#)1
Frequency (Max) (kHz)450
UVLO Thresholds On/Off (V)8.4/7.6
Pin/Package20LCCC,8CDIP
Approx. 1KU Price (US$)3.5
StatusACTIVE
Temp (oC)-55 to 125
DSCC #
Budget Price ($US) | QTY
Package Type | PinsCDIP (JG) | 8
STD Pack QTY
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5962-8670407PA   5962-8670407VPA   UC2844AD   UC2843AN   
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5962-8670408XA   UC2845AD   5962-8670405VXA   UC1842ALQMLV   
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UC2843ADWTR   UC2844AD8   

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