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Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Schematic diagram of the surface-mounted device (SMD) and chip-scale package (CSP)

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Presentation on theme: "Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Schematic diagram of the surface-mounted device (SMD) and chip-scale package (CSP)"— Presentation transcript:

1 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Schematic diagram of the surface-mounted device (SMD) and chip-scale package (CSP) models: (a) SMD 3030, (b) bb-CSP with conformal phosphor, (c) bb-CSP with uniform phosphor, (d) rb-CSP with conformal phosphor, and (e) rb-CSP with uniform phosphor. Figure Legend: From: High-efficiency and low assembly-dependent chip-scale package for white light- emitting diodes J. Photon. Energy. 2015;5(1):057606. doi:10.1117/1.JPE.5.057606

2 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Intensity distributions on the assembly surfaces. Figure Legend: From: High-efficiency and low assembly-dependent chip-scale package for white light- emitting diodes J. Photon. Energy. 2015;5(1):057606. doi:10.1117/1.JPE.5.057606

3 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Light extraction efficiency at various cuboid sizes: (a) CSP model with conformal phosphor in backlight unit (BLU) applications (10,000 K), (b) CSP model with uniform phosphor in BLU applications (10,000 K), (c) CSP model with conformal phosphor in lighting applications (5000 K), and (d) CSP model with uniform phosphor in lighting applications (5000 K). Figure Legend: From: High-efficiency and low assembly-dependent chip-scale package for white light- emitting diodes J. Photon. Energy. 2015;5(1):057606. doi:10.1117/1.JPE.5.057606

4 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Schematic propagation depicting the path of light in the CSP models: (a) flat cuboid rb-CSP with conformal phosphor, (b) tall cuboid rb-CSP with conformal phosphor, (c) flat cuboid rb-CSP with uniform phosphor, and (d) tall cuboid rb-CSP with uniform phosphor. Figure Legend: From: High-efficiency and low assembly-dependent chip-scale package for white light- emitting diodes J. Photon. Energy. 2015;5(1):057606. doi:10.1117/1.JPE.5.057606

5 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. CSP height and ray trace analysis results: (a) 0.8 mm, (b) 0.5 mm, and (c) 0.3 mm. Figure Legend: From: High-efficiency and low assembly-dependent chip-scale package for white light- emitting diodes J. Photon. Energy. 2015;5(1):057606. doi:10.1117/1.JPE.5.057606

6 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Result of luminous efficacy of the CSP and SMD-type structures at various correlated color temperatures. Figure Legend: From: High-efficiency and low assembly-dependent chip-scale package for white light- emitting diodes J. Photon. Energy. 2015;5(1):057606. doi:10.1117/1.JPE.5.057606

7 Date of download: 9/19/2016 Copyright © 2016 SPIE. All rights reserved. Luminous flux of the CSP and SMD-type structures at 5700 K: (a) CSP sample and (b) SMD sample. Figure Legend: From: High-efficiency and low assembly-dependent chip-scale package for white light- emitting diodes J. Photon. Energy. 2015;5(1):057606. doi:10.1117/1.JPE.5.057606


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