OUTPUT VOLATGE-MAX= 18V; ALSO OPERATES WITH VOLATGE CONTROL MODE
Analog IC - Other Type:
SWITCHING CONTROLLER
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
18 V
Input Voltage-Min:
12 V
Input Voltage-Nom:
15 V
JESD-30 Code:
R-PDSO-G8
JESD-609 Code:
e4
Length:
4.905 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Terminals:
8
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
1 A
Output Voltage-Max:
18 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
SOP
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Peak Reflow Temperature (Cel):
260
Screening Level:
AEC-Q100
Seated Height-Max:
1.75 mm
Supply Current-Max (Isup):
3 mA
Supply Voltage-Max (Vsup):
18 V
Surface Mount:
YES
Switcher Configuration:
BUCK-BOOST
Switching Frequency-Max:
1000 kHz
Technology:
BICMOS
Temperature Grade:
AUTOMOTIVE
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:
3.895 mm
UCC28C42QDRQ1 Frequently Asked Questions (FAQs)
A good thermal design should include a solid ground plane, thermal vias, and a heat sink. The datasheet provides some guidelines, but a more detailed application note (SLUA271) from TI provides additional guidance.
To ensure reliable start-up and shutdown, follow the recommended soft-start and shutdown procedures outlined in the datasheet. Additionally, ensure that the input voltage ramps up and down slowly (e.g., 10-20 ms) to prevent inrush currents and voltage spikes.
When designing an EMI filter, consider the input and output capacitors, inductors, and resistors. Ensure that the filter components are selected to meet the required attenuation and impedance requirements. TI provides an application note (SLUA369) that provides guidance on EMI filter design.
To minimize standby power consumption, ensure that the device is in a low-power mode during standby. This can be achieved by using the EN pin to disable the device, reducing the input voltage, and minimizing the current drawn from the input source.
When designing a thermal solution, consider the device's power dissipation, junction temperature, and thermal resistance. Ensure that the heat sink is properly sized and attached to the device, and that the thermal interface material is suitable for the application.
Trust Checks
This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
UCC28C42QDRQ1 Overview
Use the download button to access the UCC28C42QDRQ1 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like UCC28,
or try a keyword search, such as Switching Regulator or Controllers
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.
