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STMicroelectronics UC3843BD1013TR DC Switching ControllersUp to 500kHz Transistor Driver 1Output

UC3843BD1013TR
UC3843BD1013TR
2381-563-UC3843BD1013TR
STMicroelectronics
8-SOIC (0.154, 3.90mm Width)
Switcher Configuration: SINGLE, Control Technique: PULSE WIDTH MODULATION, Topology: Boost, Flyback, Control Features: Frequency Control, Number of Pins: 8Pins
35000In Stock
Min.: 1 Mult.: 1
Quantity Unit Price Ext. Price
1+ $1.039545$1.04
10+ $0.9807$9.81
100+ $0.925185$92.52
500+ $0.87282$436.41
1000+ $0.82341$823.41
Unit Price: $1.039545
Subtotal: $1.04
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UC3843BD1013TR Tech Specifications

STMicroelectronics UC3843BD1013TR technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics UC3843BD1013TR.

Product Attribute Attribute Value
Lifecycle StatusACTIVE (Last Updated: 7 months ago)
Factory Lead Time10 Weeks
MountSurface Mount
Mounting TypeSurface Mount
Package / Case8-SOIC (0.154, 3.90mm Width)
Number of Pins8Pins
Voltage - Input (Nom)15V
Operating Temperature0°C~70°C TJ
PackagingTape & Reel (TR)
JESD-609 Codee3
Part StatusActive
Moisture Sensitivity Level (MSL)1 (Unlimited)
Number of Terminations8Terminations
ECCN CodeEAR99
Terminal FinishMatte Tin (Sn) - annealed
Voltage - Supply7.6V~30V
Terminal PositionDUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel)260
Frequency500kHz
Time@Peak Reflow Temperature-Max (s)30
Base Part NumberUC3843
FunctionStep-Up, Step-Up/Step-Down
Number of Outputs1Output
Output TypeTransistor Driver
Analog IC - Other TypeSWITCHING CONTROLLER
Output ConfigurationPositive
Max Supply Current17mA
Current - Output1A
Quiescent Current12mA
Control FeaturesFrequency Control
Voltage - Output5.1V
TopologyBoost, Flyback
Control ModeCURRENT-MODE
Frequency - SwitchingUp to 500kHz
Input Voltage (Max)30V
Control TechniquePULSE WIDTH MODULATION
Rise Time50ns
Synchronous RectifierNo
Fall Time (Typ)50 ns
Switcher ConfigurationSINGLE
Max Duty Cycle100 %
Duty Cycle (Max)96%
Length4.9mm
Width3.9mm
RoHS StatusROHS3 Compliant
Lead FreeLead Free
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UC3843BD1013TR Product Details

Product Description:

The STMicroelectronics UC3843BD1013TR is a high-performance, surface-mount, switching controller IC designed for DC-DC conversion applications. This 8-pin SOIC package is optimized for boost and flyback topologies, making it an ideal component for a wide range of power conversion systems.

Features:

  • High Efficiency: The UC3843BD1013TR operates at a frequency of up to 500 kHz, ensuring high efficiency and low heat generation.
  • Wide Input Range: The IC can handle input voltages from 7.6V to 30V, making it suitable for various power supply applications.
  • High Current Capability: The output current is rated at 1A, allowing for high-power applications.
  • Low Quiescent Current: The IC's quiescent current is only 12mA, reducing power consumption and heat generation.
  • Fast Switching Times: The rise and fall times are both 50ns, enabling fast switching and high-frequency operation.
  • Compliant with RoHS3: The UC3843BD1013TR is compliant with the RoHS3 directive, ensuring environmental sustainability.

Applications:

  • Primary Applications:
  • DC-DC converters for industrial and automotive applications
  • Power supplies for computing and communication systems
  • High-power DC-DC converters for medical and aerospace applications
  • Secondary Applications:
  • Low-power DC-DC converters for consumer electronics
  • Power supplies for LED lighting systems

Alternative Parts:

  • Base Part Number: UC3843
  • Alternative Part Numbers: UC3843BD1013TR, UC3843BD1013TR

Embedded Modules:

  • Modules using this component:
  • DC-DC converters for industrial and automotive applications
  • Power supplies for computing and communication systems
  • High-power DC-DC converters for medical and aerospace applications

FAQs:

Q: What is the operating temperature range of the UC3843BD1013TR? A: The operating temperature range is from 0°C to 70°C (TJ).

Q: What is the maximum supply current of the UC3843BD1013TR? A: The maximum supply current is 17mA.

Q: Is the UC3843BD1013TR compliant with RoHS3? A: Yes, the UC3843BD1013TR is compliant with RoHS3.

Q: What is the frequency range of the UC3843BD1013TR? A: The frequency range is up to 500kHz.

Q: What is the output voltage of the UC3843BD1013TR? A: The output voltage is 5.1V.

Q: What is the output current of the UC3843BD1013TR? A: The output current is 1A.

Q: What is the mounting type of the UC3843BD1013TR? A: The mounting type is surface mount.

Q: What is the packaging type of the UC3843BD1013TR? A: The packaging type is Tape & Reel (TR).

Q: What is the lead free status of the UC3843BD1013TR? A: The UC3843BD1013TR is lead-free.

UC3843BD1013TR Documents

Download datasheets and manufacturer documentation for UC3843BD1013TR

UC2842B-45B, UC3842B-45BDatasheets · PDF
UC3843BD1013TR documentDatasheets · PDF

UC3843BD1013TR Comparison

The parts on the right have similar specifications to STMicroelectronics & UC3843BD1013TR.

  • Mfr. Part #

  • Manufacturer

  • Moisture Sensitivity Level (MSL)

  • Package / Case

  • Number of Outputs

  • Packaging

  • Topology

  • Output Configuration

  • Output Type

  • Operating Temperature

  • Frequency - Switching

  • Availability

  • Price

  • Quantity

  • UC3843BD1013TR

  • STMicroelectronics

  • 1 (Unlimited)

  • 8-SOIC (0.154, 3.90mm Width)

  • 1

  • Tape & Reel (TR)

  • Boost, Flyback

  • Positive

  • Transistor Driver

  • 0°C~70°C TJ

  • Up to 500kHz

  • 35000

  • $1.039545

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UC3843BD1013TR Comments

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