SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1.2 mm
Surface Mount:
YES
Switcher Configuration:
BUCK-BOOST
Switching Frequency-Max:
600 kHz
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
0.5 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm
LM5177DCPR Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the LM5177DCPR evaluation module documentation, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
The selection of input and output capacitors depends on the specific application requirements, such as voltage rating, capacitance value, and equivalent series resistance (ESR). Texas Instruments recommends using low-ESR capacitors with a voltage rating of at least 1.5 times the maximum input voltage, and a capacitance value that meets the required ripple current and output voltage ripple specifications.
The LM5177DCPR is rated for operation from -40°C to 125°C ambient temperature range, but the maximum junction temperature (TJ) should not exceed 150°C. The device's thermal performance can be improved by using a heat sink or a thermally enhanced package.
The LM5177DCPR has a built-in overcurrent protection feature that can be enabled by connecting a resistor between the OCP pin and the VIN pin. The value of the resistor determines the overcurrent threshold, and the device will shut down if the output current exceeds this threshold.
Yes, the LM5177DCPR is qualified for automotive and high-reliability applications, and meets the requirements of the AEC-Q100 standard. However, additional testing and validation may be required to ensure compliance with specific industry standards or customer requirements.
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LM5177DCPR 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.