TSOP1740KS1

The TSOP1740KS1 is miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The features of TSOP1740KS1 are as follows:(1)photo detector and preamplifier in one package; (2)internal filter for PCM frequency; (3)TTL and CMOS compatibility; (4)output active low; (5)improved shielding against electrical field disturbance; (6)low power consumption; (7)high immunity against ambient light; (8)continuous data transmission possible (up to 2400 bps); (9)suitable burst length10 cycles/burst.

What comes next is about the maximum ratings of TSOP1740KS1: (1)supply voltage: -0.3V to 6.0V; (2)supply current: 5mA; (3)output voltage: -0.3V to 6.0V; (4)output current: 5mA; (5)junction temperature: 100; (6)storage temperature range: -25 to +85; (7)operating temperature range: -25 to +85; (8)power consumption: 50 mW; (9)soldering temperature: 260.

The following is about the electrical characteristics of TSOP1740KS1:(1)supply current (Pin 2): 0.6mA typical,0.4mA min and 1.5 mA max at VS = 5V, Ev = 0 and 1.0mA typical at VS = 5V, Ev = 40 klx, sunlight; (2)supply voltage: 4.5V min and 5.5V max; (3)transmission distance: 35m typical at Ev = 0, test signal see fig.7, IR diode TSAL6200, IF = 400mA; (4)output voltage low (Pin 3): 250mV max at IOSL = 0.5 mA,Ee = 0.7 mW/m2,f = fo,tp/T = 0.4; (5)irradiance (30 - 40 kHz):0.35 mW/m2 typical and 0.5 mW/m2 max at pulse width tolerance: tpi 5/fo < tpo < tpi + 6/fo, test signal(see fig.7); (6)irradiance (56 kHz):0.4 mW/m2 typical and 0.6 mW/m2 max at Pulse width tolerance: tpi 5/fo < tpo < tpi + 6/fo, test signal see fig.7; (7)irradiance: 30 W/m2 min; (8)directivity: ±45 deg typical at angle of half transmission distance.