ALSO OPERATES IN ADJUSTABLE MODE FROM 1.3V TO 32.4
Analog IC - Other Type:
DUAL SWITCHING CONTROLLER
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
36 V
Input Voltage-Min:
4.5 V
Input Voltage-Nom:
5 V
JESD-30 Code:
R-PDSO-G28
JESD-609 Code:
e3
Length:
9.7 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Outputs:
2
Number of Terminals:
28
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
20 A
Output Voltage-Max:
34 V
Output Voltage-Min:
1.236 V
Output Voltage-Nom:
5 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
HTSSOP
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.1 mm
Supply Current-Max (Isup):
2 mA
Surface Mount:
YES
Switcher Configuration:
PUSH-PULL
Switching Frequency-Max:
250 kHz
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm
LM5642MHX/NOPB Frequently Asked Questions (FAQs)
A good PCB layout for the LM5642MHX involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the input and output capacitors are of high quality and have low ESR. Additionally, the device should be operated within its recommended operating conditions.
The LM5642MHX is rated for operation from -40°C to 125°C. However, the device's performance may degrade at higher temperatures, and the maximum junction temperature should not exceed 150°C.
Yes, the LM5642MHX is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard and is suitable for use in harsh environments.
To troubleshoot issues, start by verifying the input voltage, output voltage, and current consumption. Check for any signs of overheating, and ensure that the device is operated within its recommended operating conditions. Use an oscilloscope to check for any oscillations or noise on the output.
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
LM5642MHX/NOPB Overview
Use the download button to access the LM5642MHX/NOPB schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LM564,
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.
