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| Infrared receiver modules KSM-50 M2S The KSM-50 E 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 Small size SMD package Wide supply-voltage range : 2.7V to 5.5V Shielded against electrical field disturbance High immunity against ambient light disturbances (Logic Controller Adaptation) 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=25 ] Unit V B.P.F Center Frequency Model No. KSM-501M2S KSM-502M2S KSM-503M2S KSM-504M2S KSM-505M2S B.P.F Center Frequency(kHz) 40.0 36.7 37.9 32.7 56.9 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 p fo L VOH VOL TWH TWL Condition No signal input Min. 2.7 0.5 8 5 4.5(2.8) 400 250 50lx 0 30 30cm over the ray axis Burst wave=600 Period = 1.2ms [Ta=25 , Vcc=5.0V(Vcc=3.0V)] Typ. Max. Unit V 5.5 0.8(0.7) 1.5 mA 940 nm 37.9 kHz m V 5.0(3.0) 0.1 600 0.5 800 800 V High level Output Pulse Width *1 Low level Output Pulse Width *1 Output Form 400 600 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 50lx under ordinary white fluorescence lamp without 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 200 1/2 Infrared receiver modules KSM-50 Measuring Method [Ta=25 Output Pulse Width Transmitter output Carrier Frequency(fo) Duty50% Remocon output pulse 600us 600us M2S ] Standard Transmitter Test Method of Transmission Distance +5V Standard Tansmitter 10 Vout Transmitter Vcc Arrival Distance : L OSC 10 10 Vout T V H WL T HL 25Cm L GND : Indicates horizontal and vertical directions Typical Characteristics Curve [Ta=25 ] Relative reception distance Vs. Supply voltage 120 [%] Relative re ce ption distance Re lative re ception distance V Relative reception distance Vs. Ambient temperature 120 [%] 100 80 60 40 20 0 Radiant pattern 100 80 60 40 20 0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 [V] -10 0 10 20 30 40 50 60 [] Supply voltage Vcc Am bient tem perature Ta Relative Sensitivity [%] 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 = 300mA P-P ~ 600mAP-P 2) R-C Decoupling Filter with Lower Cut-off Frequency : R=100 : 10k , C=47 fc = 1/2RC = 33.9Hz 3) External pull-up resistor(optional) over Vcc C Rp micom GND 2/2 |
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