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PD3151F PD3151F s Features 1. Easy high accuracy positioning owing to location hole Detecting portion pattern positional accuracy : 0.1 mm 2. Thin, compact package 3. Visible light cut-off type Position Sensitive Detector with Location Hole (PSD * ) s Outline Dimensions 5 6 R0.4 1.67 0.8 (Unit : mm) 4 Detector face 4.0 1.95 1.5 1.95 1.5 6.0 3.0 1. Cameras * PSD: Position Sensitive Detector 0.9 1 1.905 1.905 7.0 7.9 s Applications 0.15 0.97 2 5.0 3 1.5 0.8 Shape of detector portion 1 2 3 4 5 6 Anode A Cathode Cathode Anode B Cathode Cathode Chip positional accuracy : 0.1 mm, Rotational deviation : 2 1 2356 s Absolute Maximum Ratings Parameter Reverse voltage Operating temperature Storage temperature Soldering temperature Symbol VR T opr Tstg T sol Rating 30 - 25 to+ 85 - 40 to+ 85 + 260 (Ta=25C) Unit V C C C *1 Soldering area *1 For MAX. 3 seconds in the soldering area " In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device." 1.5 4 PD3151F s Electro-optical Characteristics Parameter Reverse voltage Dark current Collector current Terminal capacitance Peak sensitivity wavelength Sensitivity wavelength range Response time Resistance between electrodes Error of position detection Sensitivity Forward voltage Symbol VR Id *2 IL Ct P *3 tr , t f Rie *4 R VF Conditions IR = 10 A VR = 1V VR = 1V, EV = 1000 lx VR = 1V, f = 10kHz VR = 1V, RL = 1k VR = 1V, Va = 0.5V I F = 1mA MIN. 30 6 770 320 TYP. 10 10 940 5 400 0.5 MAX. 1.5 30 1130 30 480 25 1.0 (Ta=25 C) Unit V nA A pF nm nm s k m A/W V *2 I L= I1+ I2 where, I 1 and I 2 are collector current of A1 and A2 respectively. Ev : Illuminance by CIE standard light source A (tungsten lamp) *3 Test circuit for response time is shown below. Input Input Laser diode RL = 1k VR VR 90% Output 10% = 830nm tr *4 75% area from detecting portion center to the edge of detecting portion Definition of error of position detection tf : Error of position detection of each incident light position is defined by the following formula, if electrical center position is I 1 = I 2 . Error of position detection ( m ) = L 2 x I1 - I2 I1 + I2 - Incident light position ( m) L : Length of light detector surface =1.5mm Fig. 1 Spectral Sensitivity 120 Fig. 2 Dark Current vs. Ambient Temperature 10- 6 10- 7 VR=1V 100 Relative sensitivity (%) 10- 8 80 Dark current (I d A) 10- 9 10- 10 10- 11 10- 12 60 40 20 0 600 10- 13 700 800 900 1000 1100 1200 10- 14 - 25 0 25 50 75 100 Wavelength (nm) Ambient temperature Ta (C) PD3151F Fig. 3 Dark Current vs. Reverse Voltage 10 -8 Fig. 4 Terminal Capacitance vs. Reverse Voltage 20 f=10kHz Ta=25C Ta=25C Terminal capacitance C t ( pF ) 15 Dark current I d (A) 10- 9 10 10 -10 5 10 -11 0.01 0.1 1 10 100 0 10 1 1 10 1 10 2 Reverse voltage V R (V) Reverse voltage V R (V) Fig. 5 Relative Output vs. Ambient Temperature 115 Fig. 6 Collector Current vs. Illuminance 100 VR=1V Ta=25C 110 ( A) Collector current I L 10 Relative output (%) 105 100 1 95 0.1 90 85 - 25 0 25 50 75 100 0.01 1 10 10 2 10 3 10 4 Ambient temperature Ta (C) Illuminance E V (lx) q Please refer to the chapter "Precautions for Use". (Page 78 to 93) |
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