H21B1 QT | Alldatasheet
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foul SLOTTED OPTICAL SWITCH OPTOELECTRONICS ed PACKAGE DIMENSIONS —D eS ncpes [sores] =! [NoTEs i eT > [wn Tmax. | Min. [Max | 1 4 4 i [A |ro7 [i10 Tze [433 [| +) 48] 0 oP rs [A [30 [a2 [to [tas [| OHA. | @ ee a 2 3 SECTION X-X T [ap |" cool 750] oe [030 | 2 | Q LEAD PROFILE [| sonom | ozonom. | 2 | [0 eaa [eer | as7 [972 [| $11339-01 fo. fire fi2o | as7 [47a [| a EO EE |
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=e [& [ess [ess [23 [249 | A fu feof fais fy | ag starina _ [otis tise brs Ps | Tr PLANE [s. [34s [375 [136 [147 [| Meh L [1] 26now [sosnom. [3] xi) x oe wege NOTES: ST1339-02 2! 1. INCH DIMENSIONS ARE DERIVED FROM MILLIMETERS. 2. FOUR LEADS. LEAD CROSS SECTION IS CONTROLLED BETWEEN 1.27mm (.050") FROM SEATING PLANE AND THE END OF THE LEADS. 3. THE SENSING AREA IS DEFINED BY THE "'S” DIMENSION AND BY DIMENSION “T” +0.75mm (+.030 INCH). ' 4 hie | all | IYRIRN | t44 Los 20 3 sti91
DESCRIPTION
The H21B Slotted Optical Switch is a gallium arsenide = Opaque housing light emitting diode coupled to a silicon photodarlington = Low cost ina plastic housing. The packaging system is designed . to optimize the mechanical resolution, coupling & 095" apertures efficiency, ambient light rejection, cost and reliability. The B High lejon, gap in the housing provides a means of interrupting the signal with an opaque material, switching the output from an “ON” to an “OFF” state
QT! SLOTTED OPTICAL SWITCH OPTOELECTRONICS Cee el ABSOLUTE MAXIMUM RATINGS (7, = 25°C Unless Otherwise Specified) Storage Temperature . . . ve eeeeeeeeeee ceceen eee ceseee ess 55°C to +100°C Operating Temperature .. bee ec eee enes ee veveeeeees sesvees =55°C to +100°C Soldering: INPUT DIODE Continuous Forward Current bene eeeeeenee en 3100117. 0 Reverse Voltage veeeeeeeeee ceeeeeeeees : ceseeeesess 6.0 Volts OUTPUT DARLINGTON Collector-Emitter Voltage err ren wee eee 30 Volts Emitter-Collector Voltage . rere sees a hese .. 7 Volts ELECTRICAL CHARACTERISTICS (1, = 25°C Uniess Otherwise Specified) INPUT DIODE Forward Voltage Ve = 17 Vv |, = 60 mA Reverse Breakdown Voltage Va 6.0 _ Vv In = 10nA Reverse Leakage Current |, — 1.0 BA Va=3V OUTPUT DARLINGTON Emitter-Collector Breakdown BVico 7.0 - Vv le = 100 pA, Ee = 0 Collector-Emitter Breakdown BV oro 30 - Vv |. =1mA,Ee=0 COUPLED ‘On-State Collector Current Tesonw. See page 3. mA Saturation Voltage Veeiaan, ‘See page 3. Vv Turn-On Time te See page 3. us Turn-Off Time ter See page 3. us 1. Derate power dissipation linearly 1.33 mW/°C above 25°C. 2. Derate power dissipation linearly 2.00 mW/°C above 25°C. 3. RMA flux is recommended. 4. Methanol or Isopropyl alcohols are recommended as cleaning agents. 5. Soldering iron tip ‘4e" (1.6 mm) from housing.
foul SLOTTED OPTICAL SWITCH OPTOELECTRONICS ——— H21B1 Teom 05 — _ mA |, = 2MA, Vee = 1.5V OO H21B1 Veeesan - _ 1.0 Vv I, = 10MA, |, = 1.8mA oo H21B1, H21B2, H21B3 te _ 45 _ my} Vec = SV, Ir = 10mA, R, = 750 H21B1, H21B2, H21B3 be _ 250 _ my Veo = SV, lk = 10MA, R, = 7500
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