LT1E77A Chip LED Device High-luminosity, Super Compact Chip LED Device General Description Outline Dimensions Sharp's LT1E77A(high-luminosity, yellow-green) is thin type super compact size chip LED device.(1.6 x 0.8 x 0.5mm) It is suitable for backlight of portable equipment such as cellular phone and pager etc. (Unit:mm) 1.6 0.5 0.8 (0.2) Features (1) Thin type( Thickness: 0.5mm) (2) Super compact size(1.6 x 0.8 x 0.5mm) (3) Realizes high-luminosity due to originally developed PWB with reflector (4) Tape packaged product( 5 000pcs./reel) 1 2 Emitter center 1.2 1.0 Applications * Plating area * Terminal connection 1 Power dissipation Forward current *1 Peak forward current Derating factor Symbol Rating P IF IFM 84 30 DC Pulse Reverse voltage Operating temperature VR Topr Tstg Storage temperature Unit Forward voltage *2 Luminous intensity Peak emission wavelength Spectrum radiation bandwidth Reverse current Terminal capacitance Symbol Condition VF IV λP ∆λ IR Ct IF=20mA VR=4V V=0V, f=1MHz *1 Duty ratio=1/10 Pulse width=0.1ms mW mA mA 50 0.40 0.67 5.0 - 30 to +85 mA/˚C V ˚C ˚C - 30 to +100 Electro-optical Characteristics Parameter 2 (Ta=25˚C) Absolute Maximum Ratings Parameter 1 Cathode 2 Anode 0.21 (1) Cellular phones (2) Pagers (3) Other portable equipment (4) Various compact equipment that requires high-density mouting Rating 2.1 (23) 565 30 MAX.10 35 (Ta=25˚C) Unit V mcd nm nm µA pF *2 Measured by Sharp by EG & G MODEL550 (RADIOMETER/PHOTOMETER SYSTEM) (Notice) • In the absence of device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. • Specifications are subject to change without notice for improvement. (Internet) • Data for Sharp's optoelectronic/power devices is provided for internet. ( Address http://www.sharp.co.jp/ecg/) As of January 1997 Tec.L970102-A