Home  5962-8670405PA  5962-8670405PA VS UC1843AMDREP

5962-8670405PA vs UC1843AMDREP vs UC3843BVD1R2G Comparison

  • Hide Shared Attributes
    5962-8670405PA
    5962-8670405PA
    UC1843AMDREP
    UC1843AMDREP
    UC3843BVD1R2G
    UC3843BVD1R2G
  • Part No.
    5962-8670405PA
    UC1843AMDREP
    UC3843BVD1R2G
  • Description
    Current Mode PWM Controller 1A 8Pin CDIP Tube
    Current Mode PWM Controller 1A 500kHz 8Pin SOIC T/R
    UC3843BVD1R2G; PWM Current Mode Controller; 1A; 250kHz; 30V; 8Pin SOIC
  • Manufacturer
    N/A
    N/A
    On semiconductor
  • Classification
    AC-DC Converters
    PWM Controllers
    PWM Controllers
  • Reference Price(USD)
    $27.731
    $2.552
    $0.115
  • Inventory(pcs)
    0
    3.3k
    442
  • Case/Package
    CDIP
    SOIC-8
    SOIC-8
  • Number of Pins
    8
    8
    8
  • Frequency
    -
    500 kHz
    500 kHz
  • Power Dissipation
    -
    1 W
    702 mW
  • Number of Positions
    -
    8
    8
  • Rise Time
    50 ns
    50 ns
    50 ns
  • Input Voltage (DC)
    -
    -
    30.0 V
  • Output Voltage
    -
    13.5 V
    5 V
  • Supply Voltage (DC)
    -
    12.0V (min)
    12.0V (min)
  • Switching Frequency
    -
    500 kHz
    500 kHz
  • Duty Cycle
    -
    100 %
    96 %
  • ECCN Code
    -
    EAR99
    EAR99
  • Supply Current
    -
    17 mA
    12 mA
  • Output Current
    1 A
    200 mA
    200 mA
  • Number of Regulated Outputs
    1
    1
    -
  • Number of Outputs
    -
    1
    1
  • Operating Temperature
    -
    -55℃ ~ 125℃ (TA)
    -40℃ ~ 105℃ (TA)
  • Halogen Free Status
    -
    -
    Halogen Free
  • Topology
    Boost, Flyback, Forward
    -
    Flyback
  • Size-Height
    -
    1.5 mm
    -
  • Mounting Style
    Through Hole
    Surface Mount
    Surface Mount
  • Packaging
    Tube
    Tape & Reel (TR)
    Tape & Reel (TR)
  • REACH SVHC Compliance
    -
    -
    No SVHC
  • Lead-Free Status
    Contains Lead
    Lead Free
    Lead Free
  • RoHS
    Non-Compliant
    RoHS Compliant
    RoHS Compliant
  • Product Lifecycle Status
    Active
    Active
    Active
  • Fall Time
    50 ns
    50 ns
    50 ns
  • Input Voltage
    -
    -
    30 V
  • Maximum Duty Cycle
    100 %
    100 %
    96 %
  • Supply Voltage (Min)
    -
    12 V
    12 V
  • Operating Temperature (Max)
    125 ℃
    125 ℃
    105 ℃
  • Industrial-Spec
    -
    -
    Yes
  • Operating Temperature (Min)
    -55 ℃
    -55 ℃
    -40 ℃
  • Power Dissipation (Max)
    -
    1000 mW
    702 mW
  • REACH SVHC Compliance Edition
    -
    2015/06/15
    2015/12/17
  • Supply Voltage
    -
    7.6V ~ 30V
    7.6V ~ 30V
  • Supply Voltage (Max)
    -
    25 V
    25 V
  • Overview
    5962-8670405PA Product overview

    **Description** The UC1842A/3A/4A/5A family of control ICs is a pin for pin compatible improved version of the UC3842/3/4/5 family. Providing the necessary features to control current mode switched mode power supplies, this family has the following improved features. Start up current is guaranteed to be less than 0.5mA. Oscillator discharge is trimmed to 8.3mA. During under voltage lockout, the output stage can sink at least 10mA at less than 1.2V for VCC over 5V.

    .
    *Features**
    .
    Optimized for Off-line and DC to DC Converters
    .
    Low Start Up Current (<0.5mA)
    .
    Trimmed Oscillator Discharge Current
    .
    Automatic Feed Forward Compensation
    .
    Pulse-by-Pulse Current Limiting
    .
    Enhanced Load Response Characteristics
    .
    Under-Voltage Lockout With Hysteresis
    .
    Double Pulse Suppression
    .
    High Current Totem Pole Output
    .
    Internally Trimmed Bandgap Reference
    .
    500kHz Operation
    .
    Low RO Error Amp
    View all
    UC1843AMDREP Product overview

    The UC1843AMDREP is an enhanced current-mode Pulse Width Modulation (PWM) Controller features to control current-mode switched mode power supplies, this family has the following improved features. Start-up current is guaranteed to be less than 0.5mA. Oscillator discharge is trimmed to 8.3mA. During under voltage lockout, the output stage can sink at least 10mA at less than 1.2V for VCC over 5V.

    .
    Controlled baseline
    .
    One assembly/test site, one fabrication site
    .
    Enhanced diminishing manufacturing sources (DMS) support
    .
    Qualification pedigree
    .
    Optimized for off-line and dc-to-dc converters
    .
    <0.5mA Low start up current
    .
    Trimmed oscillator discharge current
    .
    Automatic feed forward compensation
    .
    Pulse-by-pulse current limiting
    .
    Enhanced load response characteristics
    .
    Under-voltage lockout with hysteresis
    .
    Double pulse suppression
    .
    High current totem pole output
    .
    Internally trimmed bandgap reference
    .
    Low RO Error amplifier
    .
    Green product and no Sb/Br
    View all
    UC3843BVD1R2G Product overview

    The UC3843BVD1R2G is a high-performance fixed frequency current-mode Pulse Width Modulation (PWM) Controller specifically designed for off-line and DC to DC converter applications offering the designer a cost-effective solution with minimal external components. This integrated circuit features a trimmed oscillator for precise duty cycle control, a temperature compensated reference, high gain error amplifier, current sensing comparator and a high current totem pole output ideally suited for driving a power MOSFET. Also included are protective features consisting of input and reference undervoltage lockouts each with hysteresis, cycle-by-cycle current limiting, programmable output deadtime and a latch for single pulse metering.

    .
    Trimmed oscillator for precise frequency control
    .
    Automatic feed forward compensation
    .
    Internally trimmed reference with undervoltage lockout
    .
    High current totem pole output
    .
    Undervoltage lockout with hysteresis
    .
    Low startup and operating current
    View all

5962-8670405PA Alternative Parts

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