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SFH-421 数据表(PDF) 2 Page - OSRAM GmbH |
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SFH-421 数据表(HTML) 2 Page - OSRAM GmbH |
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2 / 7 page ![]() 2002-03-14 2 SFH 421, SFH 426 Grenzwerte ( T A = 25 °C) Maximum Ratings Bezeichnung Parameter Symbol Symbol Wert Value Einheit Unit Betriebs- und Lagertemperatur Operating and storage temperature range T op; Tstg – 40 … + 100 °C Sperrspannung Reverse voltage V R 5V Durchlaßstrom Forward current I F 100 mA Stoßstrom, τ = 10 µs, D = 0 Surge current I FSM 2.5 A Verlustleistung Power dissipation P tot 180 mW Wärmewiderstand Sperrschicht - Umgebung bei Montage auf FR4 Platine, Padgröße je 16 mm 2 Thermal resistance junction - ambient mounted on PC-board (FR4), padsize 16 mm 2 each Wärmewiderstand Sperrschicht - Lötstelle bei Montage auf Metall-Block Thermal resistance junction - soldering point, mounted on metal block R thJA R thJS 450 ≈ 200 K/W K/W |
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