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UC3825DW

16 Terminals 8.4V~30V 16-Pin UC3825 DC to DC converter ICSWITCHING CONTROLLER 2 Outputs 340kHz~460kHz Transistor Driver


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-UC3825DW
  • Package: 16-SOIC (0.295, 7.50mm Width)
  • Datasheet: PDF
  • Stock: 241
  • Description: 16 Terminals 8.4V~30V 16-Pin UC3825 DC to DC converter ICSWITCHING CONTROLLER 2 Outputs 340kHz~460kHz Transistor Driver (Kg)

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Details

Tags

Parameters
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
Factory Lead Time 6 Weeks

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