UC3843ADTR

Texas Instruments UC3843ADTR

Part Number:
UC3843ADTR
Manufacturer:
Texas Instruments
Ventron No:
3752489-UC3843ADTR
Description:
30-V, 1A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle 0°C to 70°C
ECAD Model:
Datasheet:
uc3843a

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Specifications
Texas Instruments UC3843ADTR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments UC3843ADTR.
  • Mounting Type
    Surface Mount
  • Package / Case
    14-SOIC (0.154, 3.90mm Width)
  • Surface Mount
    YES
  • Operating Temperature
    0°C~70°C TA
  • Packaging
    Tape & Reel (TR)
  • JESD-609 Code
    e3
  • Pbfree Code
    yes
  • Part Status
    Discontinued
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    14
  • ECCN Code
    EAR99
  • Terminal Finish
    MATTE TIN
  • Subcategory
    Switching Regulator or Controllers
  • Technology
    BIPOLAR
  • Terminal Position
    DUAL
  • Terminal Form
    GULL WING
  • Peak Reflow Temperature (Cel)
    260
  • Reflow Temperature-Max (s)
    30
  • Base Part Number
    UC*84
  • Function
    Step-Up, Step-Down, Step-Up/Step-Down
  • Number of Outputs
    1
  • Output Type
    Transistor Driver
  • Input Voltage-Nom
    15V
  • Analog IC - Other Type
    SWITCHING CONTROLLER
  • Output Configuration
    Positive
  • Voltage - Supply (Vcc/Vdd)
    7.6V~30V
  • Control Features
    Frequency Control
  • Input Voltage (Min)
    8.2V
  • Topology
    Boost, Buck, Flyback, Forward
  • Control Mode
    CURRENT-MODE
  • Output Current-Max
    1A
  • Frequency - Switching
    Up to 500kHz
  • Input Voltage (Max)
    30V
  • Control Technique
    PULSE WIDTH MODULATION
  • Synchronous Rectifier
    No
  • Switcher Configuration
    SINGLE
  • Duty Cycle (Max)
    96%
  • Length
    8.64mm
  • Width
    3.875mm
  • RoHS Status
    RoHS Compliant
Description
UC3843ADTR Overview
The product features a surface mount mounting type, allowing for easy installation and secure attachment. With a total of 14 terminations, this product offers ample connectivity options for various applications. The technology utilized is bipolar, ensuring high performance and reliability. The terminal position is dual, providing flexibility and versatility in circuit design. This product operates within a wide voltage range of 7.6V to 30V, making it suitable for a variety of power supply systems. Its control technique is pulse width modulation, allowing for efficient and precise control of the output. Additionally, this product is RoHS compliant, meeting industry standards for environmental sustainability. The duty cycle can reach a maximum of 96%, providing exceptional power management capabilities. Furthermore, the synchronous rectifier is not included, offering a cost-effective solution for customers.

UC3843ADTR Features
Transistor Driver Outputs
Switching Frequency: Up to 500kHz
Frequency Control
PULSE WIDTH MODULATION

UC3843ADTR Applications
There are a lot of Microsemi Corporation UC3843ADTR DC to DC converter applications.

Balance equipment
Low output voltage switching power supply circuits
Smart grid
Constant current circuits
Automatic plug-in machines
Industrial controllers
Thermal power
Production lines
Grinders
Industrial robots
UC3843ADTR More Descriptions
IC REG CTRLR MULT TOP 14SOIC / Current Mode PWM Controller 5V 1A 500kHz 14-Pin SOIC T/R
UC3843 Boost Buck Buck-Boost Flyback Forward Tape & Reel (TR) e4 DC to DC switching controller 50ns 200mA 122.413241mg 15V
Pulse Width Modulation (PWM) Controller IC; Frequency:450kHz; No. of Pins:14; Operating Temperature Range:0°C to 70°C; Control Mode:Current; Number of PWM Outputs:1; Output Current:200mA; Package/Case:14-SOIC ;RoHS Compliant: Yes
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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