ADJUSTABLE OUTPUT VOLTAGE AS LOW AS 1.225V, SEATED HGT-NOM
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
75 V
Input Voltage-Min:
6 V
Input Voltage-Nom:
48 V
JESD-30 Code:
R-PDSO-G20
JESD-609 Code:
e3
Length:
6.5 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Outputs:
1
Number of Terminals:
20
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
3 A
Output Voltage-Max:
70 V
Output Voltage-Min:
1.23 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
Seated Height-Max:
1.1 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
500 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
LM5576QMHX/NOPB Frequently Asked Questions (FAQs)
A good PCB layout for the LM5576QMHX/NOPB should include a solid ground plane, wide power traces, and a thermal relief pattern under the device to facilitate heat dissipation. TI provides a recommended PCB layout in the datasheet and application notes.
To ensure reliable start-up and shutdown, make sure to follow the recommended power-up and power-down sequences outlined in the datasheet. This includes ramping up the input voltage slowly and ensuring that the input voltage is stable before enabling the device.
Critical components that affect the device's performance and reliability include the input and output capacitors, inductors, and resistors. Choose components with low ESR, high Q, and high reliability to ensure optimal performance and minimize the risk of failure.
To troubleshoot issues with the device, start by checking the PCB layout and component selection. Verify that the input and output voltages are within the recommended range, and check for any signs of overheating or electrical overstress. Use oscilloscopes and other diagnostic tools to identify the root cause of the issue.
To ensure EMI and EMC compliance, follow the recommended PCB layout and component selection guidelines. Use shielding, filtering, and other EMI mitigation techniques to minimize electromagnetic interference. Conduct thorough testing and certification to ensure compliance with relevant standards.
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LM5576QMHX/NOPB Overview
Use the download button to access the LM5576QMHX/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 LM557,
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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.
