UC3825DW

Texas Instruments UC3825DW

Part Number:
UC3825DW
Manufacturer:
Texas Instruments
Ventron No:
3848242-UC3825DW
Description:
Ehanced 30V, 1.5A double ended PWM controller with 9.2V/8.4V UVLO and 85% duty cycle , 0C to 70C
ECAD Model:
Datasheet:
uc3825

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Specifications
Texas Instruments UC3825DW technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments UC3825DW.
  • Factory Lead Time
    6 Weeks
  • Lifecycle Status
    ACTIVE (Last Updated: 6 days ago)
  • Mounting Type
    Surface Mount
  • Package / Case
    16-SOIC (0.295, 7.50mm Width)
  • Surface Mount
    YES
  • Number of Pins
    16
  • Weight
    473.692182mg
  • Operating Temperature
    0°C~70°C TA
  • Packaging
    Tube
  • JESD-609 Code
    e4
  • Pbfree Code
    yes
  • Part Status
    Active
  • Moisture Sensitivity Level (MSL)
    2 (1 Year)
  • Number of Terminations
    16
  • ECCN Code
    EAR99
  • Terminal Finish
    Nickel/Palladium/Gold (Ni/Pd/Au)
  • Additional Feature
    CAN ALSO BE CONFIGURED IN CURRENT MODE
  • Subcategory
    Switching Regulator or Controllers
  • Technology
    BICMOS
  • Terminal Position
    DUAL
  • Terminal Form
    GULL WING
  • Peak Reflow Temperature (Cel)
    260
  • Supply Voltage
    15V
  • Frequency
    1MHz
  • Base Part Number
    UC3825
  • Function
    Step-Up, Step-Down, Step-Up/Step-Down
  • Number of Outputs
    2
  • Output Voltage
    13V
  • Output Type
    Transistor Driver
  • Input Voltage-Nom
    15V
  • Analog IC - Other Type
    SWITCHING CONTROLLER
  • Output Configuration
    Positive
  • Output Current
    1.5A
  • Voltage - Supply (Vcc/Vdd)
    8.4V~30V
  • Control Features
    Current Limit, Enable, Frequency Control, Ramp, Soft Start
  • Input Voltage (Min)
    8.8V
  • Topology
    Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
  • Control Mode
    VOLTAGE-MODE
  • Frequency - Switching
    340kHz~460kHz
  • Input Voltage (Max)
    30V
  • Control Technique
    PULSE WIDTH MODULATION
  • Rise Time
    30ns
  • Supply Current-Max (Isup)
    33mA
  • Synchronous Rectifier
    No
  • Fall Time (Typ)
    30 ns
  • Max Duty Cycle
    85 %
  • Output Phases
    1
  • Height
    2.65mm
  • Length
    10.3mm
  • Width
    7.5mm
  • Thickness
    2.35mm
  • REACH SVHC
    No SVHC
  • RoHS Status
    ROHS3 Compliant
  • Lead Free
    Lead Free
Description
UC3825DW Overview
Capsuled in the 16-SOIC (0.295, 7.50mm Width) package, the switching controller suits most application needs. 2 outputs are supported by the dc motor controller. Tube is the solid enclosure in which PMIC is packaged. There are Transistor Driver dc switching's output (s) that it can handle. 8.4V~30V is the supply voltage and the operating voltage of the dc control. Worked in an dc switcher with a 0°C~70°C TA rating. In this switching controller, the switch can be set to 340kHz~460kHz. The Surface Mount makes it ideal for general dc dc regulator. DCDC regulator is controlled efficiently by Current Limit, Enable, Frequency Control, Ramp, Soft Start. Thare switch converters are connected to an analog integrated circuit (IC) of type SWITCHING CONTROLLER. There are a DUAL terminal on the switching converters. 16 terminations with a variety of function. These dc dc converter ics adapt a variety of control techniques, including PULSE WIDTH MODULATION. DC switcher's input voltageis set to 15V. Searching "UC3825" will return other relevant dc to dc converter ics. Total pins of switching converter are 16. Specifically, switching converter falls under the Switching Regulator or Controllers category. dc dc voltage regulators should have a minimum input voltage of 8.8V. According to the test statistics, DC regulator outputs 13V voltage. It should be fully noted that the dc to dc regulator only accepts 30V input voltage at most. In most cases, the output current of the dc dc regulator will be 1.5A, so note that when you start the project. Power-up and power-down reliability is ensured voltage regulator dc to dc by setting the maximum duty cycle to 85 %. 1MHz is the frequency of the switching controller. DC to DC voltage regulator has the value of CAN ALSO BE CONFIGURED IN CURRENT MODE to better satisfy the requirement. The supply voltage should be 15V. In order to ensure proper operation, the controller should not receive more current than 33mA.

UC3825DW Features
Transistor Driver Outputs
Switching Frequency: 340kHz~460kHz
Current Limit, Enable, Frequency Control, Ramp, Soft Start
PULSE WIDTH MODULATION
Max Duty Cycle: 85 %
Frequency: 1MHz
CAN ALSO BE CONFIGURED IN CURRENT MODE

UC3825DW Applications
There are a lot of Texas Instruments UC3825DW DC to DC converter applications.

Wide-range voltage regulation circuits
Drilling machines
Electric water heaters
Analog precision reference circuits
SMT equipment
Digital display device
Electrical power transmission
Radio equipment
Linear guide
Post equipment
UC3825DW More Descriptions
PWM CONTROLLER, SMD, SOIC16, 3825; MSL: MSL 2 - 1 an; SVHC: No SVHC (15-Jan-2019)
Switching Controller, Current/voltage-mode, 2A, 1000kHz Switching Freq-Max, BICMOS, PDSO16
UC3825 Buck Boost Flyback Forward Converter Full-Bridge Half-Bridge Push-Pull Tube e4 DC to DC switching controller 30ns 1.5A 473.692182mg 13V
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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