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White Led Power Supply For Large Display Backlight
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
STLD40DPMR by STMicroelectronics is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
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STLD40DPMR
STMicroelectronics
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Datasheet
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STLD40DPMR
STMicroelectronics
White Led Power Supply For Large Display Backlight
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Rohs Code | Yes | |
Part Life Cycle Code | Obsolete | |
Ihs Manufacturer | STMICROELECTRONICS | |
Part Package Code | DFN | |
Package Description | 3 X 3 MM, 1 MM HEIGHT, LEAD FREE, DFN-8 | |
Pin Count | 8 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | STMicroelectronics |
A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. Ensure a minimum of 1mm clearance around the device for airflow and heat dissipation.
Implement a thermal management strategy, such as a heat sink or thermal interface material, to keep the junction temperature below 150°C. Monitor the device's thermal status using the thermal monitoring pin (TMON).
Use a common-mode choke and a differential-mode filter to reduce EMI emissions. Ensure proper shielding of the device and PCB traces to minimize radiation. Follow the recommended layout and component placement guidelines in the datasheet.
Use a low-ESR capacitor (e.g., 10uF) for power supply decoupling, and place it as close as possible to the device's power pins. Ensure a stable power supply voltage within the recommended range (3.3V to 5.5V).
Use controlled impedance traces (e.g., 50Ω) for high-speed signals, and ensure proper termination and matching. Minimize signal reflections and ringing by using series resistors or AC coupling capacitors.