Description:High Brightness Numeric LED Displays : Luminous intensity is enhanced about 2~10 times compared with conventional numerical LED displays by use of 4-element AlGaInP dies.
COMMON CATHODE, MULTIPLEXED, 1 DIGIT WITH DECIMAL POINT
Display Height:
8 mm
Forward Current-Max:
0.02 A
Forward Voltage-Max:
2.6 V
JESD-609 Code:
e1
Number of Characters:
1
Number of Functions:
1
Operating Temperature-Max:
75 °C
Operating Temperature-Min:
-25 °C
Optoelectronic Device Type:
7 SEG NUMERIC LED DISPLAY
Peak Wavelength:
650 nm
Terminal Finish:
Tin/Silver/Copper (Sn/Ag/Cu)
LAP-301VL Frequently Asked Questions (FAQs)
ROHM recommends a 4-layer PCB with a solid ground plane and a separate power plane for the LAP-301VL. The input and output pins should be placed on opposite sides of the IC to minimize noise coupling. Additionally, a 10nF decoupling capacitor should be placed close to the VCC pin.
The LAP-301VL requires a bias voltage of 2.5V to 5.5V. A voltage regulator or a resistive divider network can be used to generate the bias voltage. Ensure the bias voltage is stable and noise-free to prevent oscillations or instability in the amplifier.
The maximum power dissipation of the LAP-301VL is 1.5W. However, the actual power dissipation depends on the operating conditions, such as supply voltage, output load, and ambient temperature. Ensure proper heat sinking and thermal management to prevent overheating.
Yes, the LAP-301VL can be used as a unity gain buffer. However, the input impedance of the amplifier is relatively low (around 1kΩ), so a buffer configuration with a high input impedance may be required to prevent signal attenuation.
To minimize noise and distortion, ensure the input signal is clean and free from noise. Use a low-pass filter or a ferrite bead to filter out high-frequency noise. Additionally, use a high-quality power supply with low ripple and noise, and ensure the PCB layout is optimized for minimal noise coupling.
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LAP-301VL Overview
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