TSSP77P38 www.vishay.com Vishay Semiconductors IR Detector for Mid Range Proximity Sensor FEATURES Up to 2 m for proximity sensing Very low supply current Photo detector and preamplifier in one package Shielding against EMI 44 Supply voltage: 2.5 V to 5.5 V 33 22 Visible light is suppressed by IR filter 11 Capable of side or top view Insensitive to supply voltage ripple and noise Two lenses for high sensitivity and wide 2095320953 receiving angle Material categorization: for definitions of compliance click logo to get started DESIGN SUPPORT TOOLS please see www.vishay.com/doc 99912 APPLICATIONS Models Available Object approach detection for activation of displays and user consoles, signaling of alarms, etc. MECHANICAL DATA Simple gesture controls Pinning: Differentiation of car arrival, static, car departure in 1, 4 = GND, 2 = V , 3 = OUT S parking lots Reflective sensors for toilet flush ORDERING CODE Navigational sensor for robotics Taping: TSSP77P38TT - top view taped DESCRIPTION TSSP77P38TR - side view taped The TSSP77P38 is a compact infrared detector module fo r proximity sensing application. It receives 38 kHz modulated signals and has a peak sensitivity of 940 nm. The length of the detectors output pulse varies in proportion to the amount of light reflected from the object being detected. PARTS TABLE Carrier frequency 38 kHz TSSP77P38 Package Heimdall Pinning 1, 4 = GND, 2 = V , 3 = OUT S Dimensions (mm) 6.8 W x 3.0 H x 3.2 D Mounting SMD Application Proximity sensors BLOCK DIAGRAM PROXIMITY SENSING +3 V 2 IR emitter V S 33 k 3 Envelope signal OUT Band Demo- 38 kHz Input AGC pass dulator +3 V 1, 4 Out to PIN C GND Control circuit 20445-8 TSSP77P38 Rev. 2.2, 09-Jan-2019 Document Number: 82481 1 THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 TSSP77P38 www.vishay.com Vishay Semiconductors ABSOLUTE MAXIMUM RATINGS PARAMETER TEST CONDITION SYMBOL VALUE UNIT Supply voltage V -0.3 to +6 V S Supply current I 5mA S Output voltage V -0.3 to (V + 0.3) V O S Output current I 5mA O Junction temperature T 100 C j Storage temperature range T -25 to +85 C stg Operating temperature range T -25 to +85 C amb Power consumption T 85 C P 10 mW amb tot Note Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. This is a stress rating onl y and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of this specificatio n is not implied. Exposure to absolute maximum rating conditions for extended periods may affect the device reliability ELECTRICAL AND OPTICAL CHARACTERISTICS (T = 25 C, unless otherwise specified) amb PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT Supply voltage V 2.5 - 5.5 V S V = 5 V, E = 0 I 0.55 0.7 0.9 mA S e SD Supply current E = 40 klx, sunlight I -0.8 - mA v SH Direct line of sight, Receiving distance IR diode TSAL6200, d- 18 - m I = 50 mA, test signal see Fig. 1 F 2 I = 0.5 mA, E = 0.7 mW/m , OSL e Output voltage low V - - 100 mV OSL test signal see Fig. 1 Pulse width tolerance: 2 Minimum irradiance t - 5/f < t < t + 6/f E -0.2 0.4 mW/m pi o po pi o, e min. test signal see Fig. 1 t - 5/f < t < t + 6/f , pi o po pi o 2 Maximum irradiance E 50 - - W/m e max. test signal see Fig. 1 Directivity Angle of half receiving distance - 50 - deg 1/2 TYPICAL CHARACTERISTICS (T = 25 C, unless otherwise specified) amb Optical Test Signal E e 1.0 (IR diode TSAL6200, I = 0.4 A, 30 pulses, f = f , t = 10 ms) F 0 Output Pulse Width 0.9 0.8 Input Burst Length 0.7 t t * pi 0.6 T 0.5 0.4 * t 10/f is recommended for optimal function pi 0 0.3 Output Signal 16110 4 V O 0.2 = 950 nm, 1) 7/f < t < 15/f 0 d 0 0.1 Optical Test Signal, Fig.1 V OH 2) t - 5/f < t < t + 6/f pi 0 po pi 0 0 2 3 4 0.1 1 10 10 10 10 V OL 2 2) 1) t E - Irradiance (mW/m ) t t e po d Fig. 1 - Output Active Low Fig. 2 - Pulse Length and Sensitivity in Dark Ambient Rev. 2.2, 09-Jan-2019 Document Number: 82481 2 THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 t - Output Pulse Width (ms) po