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Power Circuits / Power Supply Modules / PT4483C
Datasheets
PT4483C by: Texas Instruments

1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, SMD-26

Part Details for PT4483C by Texas Instruments

Results Overview of PT4483C by Texas Instruments

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Applications Energy and Power Systems Renewable Energy Automotive

PT4483C Information

PT4483C by Texas Instruments is a Power Supply Module.
Power Supply Modules are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Part Details for PT4483C

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PT4483C Part Data Attributes

Parametric Data
PT4483C Texas Instruments
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PT4483C Texas Instruments 1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, SMD-26
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Pbfree Code No
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code MODULE
Package Description , SMSIP26H,1.5
Pin Count 26
Reach Compliance Code not_compliant
ECCN Code EAR99
Analog IC - Other Type DC-DC REGULATED POWER SUPPLY MODULE
Input Voltage-Max 75 V
Input Voltage-Min 36 V
Input Voltage-Nom 48 V
JESD-30 Code R-MSMA-G26
Load Regulation-Max 1%
Number of Functions 1
Number of Outputs 1
Number of Terminals 26
Operating Temperature-Max 115 °C
Operating Temperature-Min -40 °C
Output Current-Max 20 A
Output Voltage-Max 5.7 V
Output Voltage-Min 4.6 V
Output Voltage-Nom 5 V
Package Body Material METAL
Package Equivalence Code SMSIP26H,1.5
Package Shape RECTANGULAR
Package Style MICROELECTRONIC ASSEMBLY
Peak Reflow Temperature (Cel) NOT SPECIFIED
Qualification Status Not Qualified
Surface Mount YES
Technology HYBRID
Temperature Grade INDUSTRIAL
Terminal Form GULL WING
Terminal Pitch 2.54 mm
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Total Power Output-Max 100 W
Trim/Adjustable Output YES

Alternate Parts for PT4483C

This table gives cross-reference parts and alternative options found for PT4483C. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of PT4483C, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
PT4471C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, SMD-26 PT4483C vs PT4471C
PT4484C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, SIP-26 PT4483C vs PT4484C
PT4474C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, SMD-26 PT4483C vs PT4474C
PT4482C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, SIP-26 PT4483C vs PT4482C
PT4485C Texas Instruments Check for Price IC 1-OUTPUT 100 W DC-DC REG PWR SUPPLY MODULE, SMD-26, Power Supply Module PT4483C vs PT4485C
PT4473C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, SMD-26 PT4483C vs PT4473C
PT4497C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC BOOSTER MODULE, SIP-26 PT4483C vs PT4497C
PT4476C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, METAL, SMD-26 PT4483C vs PT4476C
PT4452C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC REG PWR SUPPLY MODULE, METAL, SMD-26 PT4483C vs PT4452C
PT4494C Texas Instruments Check for Price 1-OUTPUT 100W DC-DC BOOSTER MODULE, MODULE, SIP-26 PT4483C vs PT4494C

PT4483C Related Parts

PT4483C Frequently Asked Questions (FAQ)

  • A good PCB layout is crucial for the PT4483C. TI recommends a 4-layer board with a solid ground plane, and to keep the input and output traces as short as possible. Additionally, it's essential to decouple the input and output pins with capacitors and to use a common mode choke to filter out noise.

  • To ensure stability, it's essential to follow the recommended component values and PCB layout. Additionally, make sure to add a compensation capacitor (Cc) between the COMP pin and GND, and adjust its value based on the output voltage and load capacitance. Also, ensure that the input and output capacitors are of high quality and have low ESR.

  • The PT4483C can deliver up to 3A of output current, but this depends on the input voltage, output voltage, and thermal conditions. It's essential to check the thermal derating curves in the datasheet to ensure the device can handle the required output current.

  • The output voltage of the PT4483C can be adjusted by changing the resistive divider ratio between the FB pin and GND. The datasheet provides a formula to calculate the required resistor values based on the desired output voltage.

  • The EN (Enable) pin is used to turn the device on or off. When the EN pin is pulled high, the device is enabled, and when it's pulled low, the device is disabled. This pin can be used to implement power sequencing or to turn off the device when not in use.