SRM-354VF Semiconductor Remocon Preamp Features • • • • • Photo detector and preamplifier in one package Enhanced immunity against all kinds of disturbance light High performance photo diode and built-in I.C High speed response and output Low power consumption and easy use Application • Light detecting portion of remote control • TVs, VCRs, Audio equipments, CATV Set Top boxes, Multi-media equipments Outline Dimensions unit : mm PIN Connections 1.Output 2.Gnd 3.Vcc(+5V) KMM-1002-000 1 SRM-354VF Absolute maximum ratings Characteristic Symbol Ratings Unit Supply Voltage VCC 6.0 V Power Dissipation PD 0.27 W Operating Temperature Topr -10 ~ 60 ℃ Storage Temperature Tstg -20 ~ 75 ℃ 1 * Soldering Temperature 260℃ within 5 seconds Tsol *1.Keep the distance more than 2.0mm from PCB to the bottom of package Electrical Characteristics Parameter (Ta=25°C) Symbol Test Condition Min. Typ. Max. Unit Supply Voltage Vcc - 4.5 5.0 5.5 V Current Consumption ICC #1 0.3 - 1.5 mA Resonance Frequency fC - - 38 - KHz Peak sensitivity wavelength λP - - 980 - nm H level output voltage VOH 4.5 5.0 - V L level output voltage VOL - 0.2 0.4 V H level pules width Twh 500 - 700 us L level pules width Twl 500 - 700 us ± 0˚ - 20 - ± 30˚ - 15 - ± 45˚ - 10 - Arrival distance L #2 #2,3,4 Output form m Active low KMM-1002-000 2 SRM-354VF Characteristic Diagrams Fig. 1 Relative Spectral Sensitivity - Wavelength Fig. 2 drel-Relative Transmission Distance S(λ) - Relative Spectral Sensitivity Directivity tsop Fig. 3 System Gain - Frequency Supply Voltage Vcc[V] Input Current [A] drel-Relative Transmission Distance Wavelength [nm] Directivity tsop System Gain [dB] Fig. 3 System Gain - Frequency Frequency [Hz] KMM-1002-000 3 SRM-354VF # 1. No input signal. # 2. The burst wave forms shown below in the Fig 1. Shall be transmitted by the standard transmitter. Transmitter Output Waveform Receiver Module Output Waveform Fig 1. Transmitter & Receiver wave forms # 3. The test condition of arrival distance. #4. The arrival distance is measured in the darkness without disturbing noises. KMM-1002-000 4 SRM-354VF Reliability Test Test items High temp & High humid Test condition Remarks Ta=40℃, RH=90%, t=96Hr’s #1, 2 #2, 3 - #4 - Heat cycle Fall test #1. Supply voltage 5V at the load test. #2. Electro-optical characteristics shall be satisfied after 2hr’s at normal temperature. #3. Heat cycle test as below Fig2. For 20 cycles under no load. Fig 2. Heat cycle test #4. Fall test The test devices to fall three time onto hard wooden board from a level 75 ㎝ The others In case of noisy power supply, please serially insert about 47Ω resistance an about 47 ㎌ electrolytic capacitance in line as follows. Remocon Preamp KMM-1002-000 5