Parque de estacionamento automatizado
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LD 271, LD 271 H, LD 271 L, LD 271 LH Kennwerte (T A = 25 °C) Characteristics (cont’d) Bezeichnung Parameter Kapazität, V R = 0 V, f = 1 MHz Capacitance Durchlaßspannung Forward voltage I F = 100 mA, t p = 20 ms I F = 1 A, t p = 100 μs Sperrstrom, V R = 5 V Reverse current Gesamtstrahlungsfluß Total radiant flux I F = 100 mA, t p = 20 ms Temperaturkoeffizient von I e bzw. Φ e , I F = 100 mA Temperature coefficient of I e or Φ e , I F = 100 mA Temperaturkoeffizient von V F , I F = 100 mA Temperature coefficient of V F , I F = 100 mA Temperaturkoeffizient von λ, I F = 100 mA Temperature coefficient of λ, I F = 100 mA Symbol Symbol Wert Value C o 40 pF V F 1.30 (≤ 1.5) V F 1.90 (≤ 2.5) V V I R 0.01 (≤ 1) μA Einheit Unit Φ e 18 mW TC I – 0.55 %/K TC V – 1.5 mV/K TC λ 0.3 nm/K Gruppierung der Strahlstärke I e in Achsrichtung gemessen bei einem Raumwinkel Ω = 0.01 sr Grouping of Radiant Intensity I e in Axial Direction at a solid angle of Ω = 0.01 sr Bezeichnung Parameter Strahlstärke Radiant intensity I F = 100 mA, t p = 20 ms I F = 1 A, t p = 100 μs Symbol Symbol LD 271 LD 271 L I e 15 (> 10) I e typ. 120 Wert Value LD 271 H LD 271 LH Einheit Unit > 16 mW/sr mW/sr 2007-04-04 3
Silicon NPN Phototransistor BPW77N Vishay Telefunken Description BPW77N is a very high sensitive silicon NPN epitaxial planar phototransistor in a standard TO–18 hermetically sealed metal case. Its glass lens featuring a viewing angle of ±10 makes it insensible to ambient straylight. A base terminal is available to enable biasing and sensitivity control. Features Hermetically sealed case Lens window Narrow viewing angle ϕ = ± 10 Exact central chip alignment Base terminal available High photo sensitivity Suitable for visible and near infrared radiation Selected into sensitivity groups 94 8486 Applications Detector in electronic control and drive circuits Absolute Maximum Ratings T amb = 25 C Parameter Test Conditions Symbol Value Unit Collector Base Voltage V CBO 80 V Collector Emitter Voltage V CEO 70 V Emitter Base Voltage V EBO 5 V Collector Current I C 50 mA Peak Collector Current t p /T = 0.5, t p 10 ms I CM 100 mA Total Power Dissipation T amb 25 C P tot 250 mW Junction Temperature T j 125 C Storage Temperature Range T stg –55...+125 C Soldering Temperature t 5 s T sd 260 C Thermal Resistance Junction/Ambient R thJA 400 K/W Thermal Resistance Junction/Case R thJC 150 K/W Document Number 81527 Rev. 2, 20-May-99 www.vishay.de • FaxBack +1-408-970-5600 1 (6)
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Silicon NPN Phototransistor<br />
BPW77N<br />
Vishay Telefunken<br />
Description<br />
BPW77N is a very high sensitive silicon NPN epitaxial<br />
planar phototransistor in a standard TO–18 hermetically<br />
sealed metal case.<br />
Its glass lens featuring a viewing angle of ±10 makes<br />
it insensible to ambient straylight.<br />
A base terminal is available to enable biasing and sensitivity<br />
control.<br />
Features<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
Hermetically sealed case<br />
Lens window<br />
Narrow viewing angle ϕ = ± 10<br />
Exact central chip alignment<br />
Base terminal available<br />
High photo sensitivity<br />
Suitable for visible and near infrared radiation<br />
Selected into sensitivity groups<br />
94 8486<br />
Applications<br />
Detector in electronic control and drive circuits<br />
Absolute Maximum Ratings<br />
T amb = 25 C<br />
Parameter Test Conditions Symbol Value Unit<br />
Collector Base Voltage V CBO 80 V<br />
Collector Emitter Voltage V CEO 70 V<br />
Emitter Base Voltage V EBO 5 V<br />
Collector Current I C 50 mA<br />
Peak Collector Current t p /T = 0.5, t p 10 ms I CM 100 mA<br />
Total Power Dissipation T amb 25 C P tot 250 mW<br />
Junction Temperature T j 125 C<br />
Storage Temperature Range T stg –55...+125 C<br />
Sol<strong>de</strong>ring Temperature t 5 s T sd 260 C<br />
Thermal Resistance Junction/Ambient R thJA 400 K/W<br />
Thermal Resistance Junction/Case R thJC 150 K/W<br />
Document Number 81527<br />
Rev. 2, 20-May-99<br />
www.vishay.<strong>de</strong> • FaxBack +1-408-970-5600<br />
1 (6)
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