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Bare Die Product Detail: UC3843

PWM and Resonant Controller:
Current-Mode PWM Controller
Features:
  • Topology:  Boost, Buck, Buck-Boost, Flyback, Forward
  • Features:  Error Amplifier, Multi-topology
Vendor:
Texas Instruments
  Electrical Datasheet

Die Physical Data:
Footprint: 4.397mm² (6816mil²)
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Product Families: Used for this device are tabulated below.
Functional:
  • Ctrl Mode: Peak Current Mode
Specification:
f(MAX): 500kHz
VIN (MIN): 8.40V
VIN (MAX): 400V
Duty Cycle(Max): 100%
Gate Drive: 1.00A
UVLOth (Off): 7.60V
UVLOth (On): 8.40V
Other Detail: Important information for this device is tabulated below.
Traffic light setting for Minimum Order Quantity indicates the following:
  • Green:Available from stock or at low factory MOQ.
  • Amber: Available on factory order with MOQ.
  • Red: High factory MOQ may apply, please ask for details.
Traffic light setting for High Reliability indicates the following:
  • Green: This bare die is specified and tested for use in high reliability applications.
  • Amber: This bare die can meet higher reliability specifications with additional testing & qualification, please ask for details.
  • Red: This bare die is not specified or specifically designed for use in high reliability applications.
Traffic light setting for Space Grade indicates the following:
  • Green: This bare die is qualified for space applications or has space level qualification data, please ask for details.
  • Amber: This bare die can be specified for space applications with additional testing and qualification, please ask for details.
  • Red: Suitability of this bare die for space applications is unknown and requires further qualification, please ask for details.

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