CAN ALSO BE PROGRAMMED FOR CURRENT MODE AND VOLTAGE MODE
Analog IC - Other Type:
POWER FACTOR CONTROLLER WITH POST REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
18 V
Input Voltage-Min:
10.3 V
Input Voltage-Nom:
12 V
JESD-30 Code:
R-PDSO-G20
JESD-609 Code:
e4
Length:
12.8 mm
Moisture Sensitivity Level:
2
Number of Functions:
1
Number of Terminals:
20
Operating Temperature-Max:
70 °C
Output Current-Max:
1.2 A
Package Body Material:
PLASTIC/EPOXY
Package Code:
SOP
Package Equivalence Code:
SOP20,.4
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
2.65 mm
Supply Current-Max (Isup):
4 mA
Supply Voltage-Max (Vsup):
18 V
Supply Voltage-Nom (Vsup):
12 V
Surface Mount:
YES
Switcher Configuration:
BOOST
Switching Frequency-Max:
200 kHz
Technology:
BICMOS
Temperature Grade:
COMMERCIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
1.27 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
7.5 mm
UCC38501DW Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the UCC38501DW datasheet, which includes guidelines for component placement, trace routing, and thermal management. Additionally, the TI website offers a PCB layout guide and a thermal design guide that can be used as a reference.
The selection of external components depends on the specific application requirements, such as output voltage, current, and power level. Texas Instruments provides a component selection guide in the UCC38501DW datasheet, as well as online tools and calculators to help with component selection. Additionally, TI's application notes and design guides can provide further guidance.
Thermal management is critical for the UCC38501DW, as it can operate at high temperatures. Key considerations include providing adequate heat sinking, using thermal interface materials, and ensuring good airflow around the device. Texas Instruments provides thermal design guidelines and thermal models for the UCC38501DW, which can be used to estimate junction temperature and ensure reliable operation.
Troubleshooting the UCC38501DW requires a systematic approach, including checking the power supply, output voltage, and current, as well as verifying the correctness of the PCB layout and component selection. Texas Instruments provides application notes and troubleshooting guides that can help identify and resolve common issues. Additionally, TI's online forums and support resources can provide further assistance.
The UCC38501DW is a high-reliability device, but it still requires careful consideration of safety and reliability aspects in critical applications. Texas Instruments provides reliability data and failure-in-time (FIT) rates for the UCC38501DW, as well as guidelines for designing safety-critical systems. Additionally, TI's safety-certified devices and functional safety resources can help ensure compliance with relevant safety standards.
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UCC38501DW Overview
Use the download button to access the UCC38501DW schematic symbol, PCB footprint, and 3D model.
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
