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:
3
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:
TSSOP
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.2 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
LM5642MTCX/NOPB Frequently Asked Questions (FAQs)
A good PCB layout for the LM5642MTCX/NOPB involves keeping the input and output traces short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a separate analog and digital ground plane to minimize noise coupling.
To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input and output capacitors are of high quality and have low equivalent series resistance (ESR). It's also crucial to decouple the input and output with adequate capacitors to prevent oscillations.
The LM5642MTCX/NOPB is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade if operated at extreme temperatures. It's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.
Yes, the LM5642MTCX/NOPB is suitable for high-reliability applications. It's manufactured using a robust process, and Texas Instruments provides a high level of quality and reliability testing. However, it's essential to follow proper design and manufacturing practices to ensure the device operates within its specified parameters.
To troubleshoot issues with the LM5642MTCX/NOPB, start by verifying the input and output voltages, and checking for any signs of overheating. Use an oscilloscope to inspect the output waveform for any signs of oscillation or instability. Also, ensure that the device is properly decoupled and that the PCB layout is correct.
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LM5642MTCX/NOPB Overview
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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.
