ALSO OPERATES IN PFM CONTROL TECHNOLOGY, OUTPUT VOLTAGE 5.1 V AVAILABLE
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
45 V
Input Voltage-Min:
4.75 V
Input Voltage-Nom:
7 V
JESD-30 Code:
R-PDSO-G14
Length:
4.9 mm
Moisture Sensitivity Level:
3
Number of Functions:
1
Number of Terminals:
14
Operating Temperature-Max:
150 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
0.5 A
Output Voltage-Max:
5.1 V
Output Voltage-Nom:
5 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
HLSSOP
Package Equivalence Code:
SSOP14,.25
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE, SHRINK PITCH
Screening Level:
AEC-Q100
Seated Height-Max:
1.7 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
2475 kHz
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Width:
3.9 mm
TLF50211ELXUMA1 Frequently Asked Questions (FAQs)
Infineon provides a recommended PCB layout in their application note AN2013-03, which includes guidelines for thermal vias, copper thickness, and component placement to ensure optimal thermal performance.
Infineon recommends using an inductor with a low DC resistance (DCR) and high saturation current. The inductor value should be chosen based on the output voltage, output current, and switching frequency. A good starting point is to use an inductor with a value between 1.5 μH to 3.3 μH.
The maximum allowed input voltage ripple for the TLF50211ELXUMA1 is 10% of the nominal input voltage. Exceeding this limit may affect the converter's stability and performance.
The TLF50211ELXUMA1 is rated for operation up to 150°C junction temperature. However, the converter's performance and reliability may degrade at high temperatures. It's essential to ensure proper cooling and thermal management to maintain the converter's performance and lifespan.
To troubleshoot output voltage regulation issues, check the input voltage, output load, and feedback resistors. Ensure that the feedback resistors are correctly connected and that the output voltage is within the specified range. Also, verify that the converter is not operating in a fault condition, such as overcurrent or overtemperature protection.
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TLF50211ELXUMA1 Overview
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