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UC3843J Real Image
Same model may have multiple batches, images only for reference.

UC3843J

Part No UC3843J
Manufacturer Unitrode
Catalog PMIC - Voltage Regulators - DC DC Switching Controllers
Description 1A, 500KHZ BIPOLAR, CDIP8
Sample
Rohs State Need to verify
ECAD Module
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Products specifications Report Issue?

Category Integrated Circuits (ICs) - Power Management (PMIC) - DC DC Switching Controllers
Mfr Unitrode
Package Bulk
Product Status Active
Output Type Transistor Driver
Function Step-Up, Step-Down, Step-Up/Step-Down
Output Configuration Positive, Isolation Capable
Topology Boost, Buck, Buck-Boost, Flyback, Forward
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 12V ~ 28V
Frequency - Switching Up to 500kHz
Duty Cycle (Max) 97%
Synchronous Rectifier No
Clock Sync No
Control Features Frequency Control
Temperature Range - Operating 0°C ~ 70°C (TA)
Mounting Type Through Hole
Package / Case 8-CDIP (0.300", 7.62mm)
Supplier Device Package 8-CDIP
Base Product Number UC3843
Standard Package 1 pcs
MSL Level 3 (168 Hours)
REACH Status REACH Affected
ECCN EAR99
HTSUS 8542.39.0001
Win Source Part Number 720985-UC3843J
Ultra Librarian 3D Model Ultra Librarian UC3843J CAD Model

Description

The UC3843J power management controller is manufactured by Unitrode.

  • Transistor Driver Output Type: Yes
  • Topologies: Boost, buck, buck-boost, flyback, and forward
  • Switching Frequency: Up to 500kHz
  • Control Feature: Frequency control
  • Maximum Duty Cycle: 97%
  • Mounting Type: Through Hole
  • Package: 8-CDIP
  • Voltage Supply: 12V to 28V
  • Operating Temperature Range: 0°C to 70°C

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