COMMON ANODE, MULTIPLEXED, 4 DIGITS WITH DECIMAL POINT
Display Height:
10 mm
Forward Current-Max:
0.025 A
Forward Voltage-Max:
2.6 V
JESD-609 Code:
e0
Number of Characters:
4
Number of Functions:
4
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-35 °C
Optoelectronic Device Type:
7 SEG NUMERIC LED DISPLAY
Peak Wavelength:
565 nm
Terminal Finish:
Tin/Lead (Sn/Pb)
LTC-4627G Frequently Asked Questions (FAQs)
A good PCB layout for the LTC4627G involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. Additionally, it's recommended to use a shielded inductor and to keep the switching node (SW) away from sensitive analog nodes.
The inductor value depends on the input voltage, output voltage, and switching frequency. A good starting point is to use the inductor value recommended in the datasheet. Then, adjust the value based on the specific application requirements, such as output current and ripple current. A general rule of thumb is to choose an inductor with a saturation current rating above the peak current.
The maximum ambient temperature for the LTC4627G is 85°C. However, the junction temperature (TJ) should not exceed 150°C. It's essential to ensure proper thermal design and heat dissipation to prevent overheating.
Yes, the LTC4627G is suitable for high-reliability applications. It's manufactured using a robust process, and the device is designed to meet the requirements of automotive and industrial applications. However, it's essential to follow proper design and manufacturing guidelines to ensure the required level of reliability.
To troubleshoot issues with the LTC4627G, start by checking the PCB layout, component values, and soldering quality. Verify that the input and output capacitors are properly connected and that the inductor is not saturating. Use an oscilloscope to measure the switching node (SW) and output voltage waveforms. Consult the datasheet and application notes for guidance on troubleshooting common issues.
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LTC-4627G Overview
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