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| Optic receiver module KSM-90 LM The KSM-90 LM consist of a PIN Photodiode of high speed and a preamplifier IC in the package as an receiver for Infrared remote control systems DIMENSIONS Features Wide angle design Supply-voltage range : 4.5V to 5.5V Shielded against electrical field disturbance Enhanced immunity against ambient light disturbances Available for carrier frequencies between 32.7KHz to 56.9KHz TTL and CMOS compatible Applications Audio & Video Applications (TV, VTR, Audio, DVDP, CDP) Home Appliances (Air conditioner, Computer, Camcoder) Wireless Toys Remote Control Equipment Maximum Ratings Parameter Supply Voltage Operating Temperature Storage Temperature Soldering Temperature Symbol Vcc Topr Tstg Tsol Ratings 6.0 -10 ~ +60 -20 ~ +75 260 (Max 5 sec) [Ta=25E] Unit V E E E B.P.F Center Frequency Model No. KSM-901LM KSM-902LM KSM-903LM KSM-904LM KSM-905LM B.P.F Center Frequency(kHz) 40.0 36.7 37.9 32.7 56.9 [Ta=25E, Vcc=5.0V] Max. Unit 5.5 V mA 2.5 nm kHz m V 0.5 700 700 V A A Electro-Optical Characteristics Parameter Recommended Supply Voltage Current Consumption Peak Wavelength *1 B.P.F Center Frequency Transmission Distance High level Output voltage Low level Output voltage *1 *1 *1 Symbol Vcc Icc ep fo L VOH VOL TWH TWL Condition No signal input Min. 4.5 15 12 4.5 500 Typ. 5 1.2 940 37.9 5.0 0.1 600 2503/450lx 30cm over the ray axis 0 3/430 High level Output Pulse Width *1 Low level Output Pulse Width *1 Output Form Burst wave=600A Period = 1.2ms 500 600 Active Low Output *1. It specifies the maxmum distance between emitter and detector that the output wave form satisfies the standard under the conditions below against the standard transmitter. 1) Measuring place : Indoor without extreme reflection of light high frequency lightning 3) Standard transmitter : Burst wave of standard transmitter shall be arranged to 50mVP-P under the measuring circuit 2) Ambient light source : Detecting surface illumination shall be irradiate 2003/450lx under ordinary white fluorescence lamp without 1/2 Optic receiver module KSM-90 aLM a Measuring Method [Ta=25E] Output Pulse Width Transmitter output Carrier Frequency(fo) Duty50% Remocon output pulse Standard Transmitter Test Method of Transmission Distance +5V 600us 600us Standard Tansmitter 10U Vout Transmitter 10U 10 Vout Arrival Distance : L OSC Vcc GND : Indicates horizontal and vertical directions TWL VH THL 25Cm VI a Typical Characteristics Curve [Ta=25E] Relative reception distance Vs. Supply voltage Relative reception distance 120 [%] 100 80 60 40 20 0 4.5 5.0 5.5 Relative reception distance Vs. Ambient temperature 120 [%] 100 80 60 40 20 0 Radiant pattern Relative reception distance 20 40 60 0 -20 -40 -60 80 0 100 100 -10 0 10 20 30 40 50 -80 50 50 -100 100 [V] [E] Supply voltage Vcc Ambient temperature Ta Relative Sensitivity (%) a Standard Application Circuit with R-C Decoupling Filter R Transmitter Receiver Module Vcc Vout GND *1 Recommended Circuit Description 1) Transmitter(IRED) drive current : IFP = 300mAP-P ~ 600mAP-P 2) R-C Decoupling Filter with Lower Cut-off Frequency : R=100U , C=47 : 10U over fc = 1/2 RC = 33.9Hz 3) External pull-up resistor(optional) Vcc C Rp micom GND 2/2 |
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