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UC2841N - Brand New Texas Instruments DC DC Switching Controllers - Datasheet - Chipdatas

UC2841N - Brand New Texas Instruments DC DC Switching Controllers

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In Stock: 2, Ready for Immediate Shipping
Chipdatas Part No.:CD86-UC2841N
Manufacturer Part No.:UC2841N
Datecode:09+
Package:18-DIP 0.300", 7.62mm
$51.98420 /PCS Each contains 0 PCS
≥1:
$51.98420
≥10:
$51.46435
≥50:
$50.94451
≥100:
$49.38499
Numbers (PCS) :
  • Description

    The UC2841N is a switching controller electronic component used in DC-DC converter applications. It provides fixed frequency current mode control for boost, flyback, and forward converter applications.

    Specifications and Features

    • Fixed frequency current mode control
    • Operating frequency up to 500kHz
    • 50ns max low side output pulse width
    • 1A peak totem pole output
    • 1.2% max reference voltage tolerance
    • Undervoltage lockout with hysteresis
    • Current sense input with 1V/A gain
    • Internally trimmed bandgap reference
    • Output drivers can be paralleled for higher current

    Application Scenarios

    The UC2841N is commonly used in DC-DC converters for various applications such as telecommunications, industrial controls, and automotive electronics. It is suitable for boost, flyback, and forward converter topologies.

    Comparison

    Advantages
    • Fixed frequency control improves stability and noise immunity
    • Current mode control provides faster transient response
    • Undervoltage lockout with hysteresis prevents damage to power devices
    • Output drivers can be paralleled for higher current applications
    Disadvantages
    • The UC2841N is limited to positive voltage applications
    • It requires an external compensation network for optimal performance
  • Similar parts: 40 , Click to view
    Attributes Value
    Category DC DC Switching Controllers
    Manufacturer Texas Instruments
    Product Category DC DC Switching Controllers
    Series UC2841
    Packaging Tube
    Unit-Weight 0.042544 oz
    Mounting-Style Through Hole
    Package-Case PDIP-18
    Operating-Temperature -25°C ~ 85°C (TA)
    Output-Type Transistor Driver
    Function Step-Up, Step-Down, Step-Up/Step-Down
    Supplier-Device-Package 18-PDIP
    Number-of-Outputs 1 Output
    Topology Buck, Boost, Flyback, Forward Converter
    Voltage-Supply-Vcc-Vdd 8 V ~ 32 V
    Frequency-Switching 500kHz
    Control-Features Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start
    Output-Configuration Positive, Isolation Capable
    Output-Phases 1
    Duty-Cycle-Max 95 %
    Synchronous-Rectifier No
    Clock-Sync No
    Serial-Interfaces -
    Maximum Operating Temperature + 85 C
    Operating temperature range - 20 C
    Output-Current 1000 mA
    Switching-Frequency 450 kHz
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  • Shopping guide

    Warranty:
    • - 30-day money-back return policy,
    • - 90-day warranty against any manufacturing defects. View more
    Returning:
    Within 30 days from date of shipment. View more

    Delivery period:
    • - Will ship out in 2-3 days
    • - DHL Express: 3-7 business days
    • - DHL eCommerce: 12-22 business days
    • - FedEx International Priority: 3-7 business days
    • - EMS: 10-15 business days
    Shipping fee:
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    • - View in your order page
    Shipping option:
    DHL, FedEx, EMS, SF Express, and Registered Air Mail
    Shipping tracking:
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    • - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Contact us
Additional Information
  • Datasheet: Download UC2841N
  • Chipdatas Part: CD86-UC2841N
  • Warehouse: China, Hong Kong
  • Dispatch: Within 24 hours
  • Free Shipping: Yes
  • Prority Shipping: Yes, 3-5 days
  • Last Updated: 2024/06/28 19:15 +0800
Refund
    • Full Refund if you don't receive your order
    • Full or Partial Refund , If the item is not as described
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  • The fee is charged according to the rule of PayPal.
  • Western Union charge US$0.00 banking fee.
  • We recommend to use bank transfer for large orders to save on handling fees.
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