SMLA12EC6TT86 footprint, schematic symbol and 3D model by ROHM Semiconductor

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SMLA12EC6TT86 Details

Manufacturer Part Number:
SMLA12EC6TT86
Rohs Code:
Yes
Part Life Cycle Code:
Obsolete
Package Description:
1.60 X 1.15 MM, 0.55 MM HEIGHT, ROHS COMPLIANT, COMPACT, 0605, 2 PIN
Country Of Origin:
Japan, Mainland China, Malaysia
HTS Code:
8541.40.20.00
Manufacturer:
ROHM Semiconductor
YTEOL:
0
Additional Feature:
SIDE VIEW
Color:
BLUISH GREEN
Configuration:
SINGLE
Forward Current-Max:
0.02 A
JESD-609 Code:
e4
Lens Type:
COLORLESS TRANSPARENT
Luminous Intensity-Nom:
56.0 mcd
Mounting Feature:
SURFACE MOUNT
Number of Functions:
1
Number of Terminals:
2
Operating Temperature-Max:
100 °C
Operating Temperature-Min:
-30 °C
Optoelectronic Device Type:
SINGLE COLOR LED
Overall Height:
0.55 mm
Packing Method:
TAPE
Shape:
RECTANGULAR
Size:
1.2 mm
Surface Mount:
YES
Terminal Finish:
Gold (Au) - with Nickel (Ni) barrier
Terminal Pitch:
2.1 mm

ROHM recommends a thermal pad size of 2.5mm x 2.5mm with a minimum of 10 thermal vias (0.3mm diameter) to ensure efficient heat dissipation. Additionally, a solid copper plane on the bottom layer can help to further reduce thermal resistance.
To ensure SOA, monitor the device's voltage, current, and temperature. ROHM provides a SOA graph in the datasheet, which can be used to determine the safe operating region. Additionally, consider using overcurrent protection, undervoltage lockout, and thermal monitoring to prevent damage.
ROHM recommends using a low-ESR ceramic capacitor (X5R or X7R dielectric) with a value of 4.7μF to 10μF, depending on the input voltage and output current requirements. This helps to reduce input voltage ripple and ensure stable operation.
The SMLA12EC6TT86 is rated for operation up to 125°C. However, derating may be necessary for high-temperature applications. Consult the datasheet for thermal derating curves and ensure the device is properly heatsinked to maintain a safe junction temperature.
To minimize EMI, use a shielded layout, keep the input and output traces short, and use a common-mode choke or ferrite bead on the input lines. Additionally, consider using a spread-spectrum clock or frequency hopping to reduce EMI radiation.

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