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BPW38
HERMETIC SILICON PHOTODARLINGTON
BPW38 HERMETIC SILICON PHOTODARLINGTON FEATURES PACKAGE DIMENSIONS Hermetically sealed package Narrow reception angle European “Pro Electron” registered 0.209 (5.31) 0.184 (4.67) DESCRIPTION 0.030 (0.76) 0.255 (6.48) The BPW38 is a silicon photodarlington NOM mounted in narrow angle TO-18 package. 0.50 (12.7) SCHEMATIC MIN C 0.020 (0.51) 3X Base B 0.100 (2.54) 0.050 (1.27) Emitter Collector (Case) E 0.040 (1.02) Ø0.100 (2.54) 0.040 (1.02) 45° 1. Derate power dissipation linearly 3.00 mW/°C above 25°C ambient. 2. Derate power dissipation linearly 6.00 mW/°C above 25°C case. 3. RMA flux is recommended. 4. Methanol or isopropyl alcohols are recommended as cleaning NOTES: agents. 5. Soldering iron tip 1/16” (1.6mm) minimum from housing. 1. Dimensions for all drawings are in inches (mm). 6. As long as leads are not under any stress or spring tension. 2. Tolerance of ± .010 (.25) on all non-nominal dimensions 7. Light source is a GaAs LED emitting light at a peak wavelength of unless otherwise specified. 940 nm. (T = 25°C unless otherwise specified) ABSOLUTE MAXIMUM RATINGS A Parameter Symbol Rating Unit Operating Temperature T -65 to +125 °C OPR Storage Temperature T -65 to +150 °C STG (3,4,5 and 6) Soldering Temperature (Iron) T 240 for 5 sec °C SOL-I (3,4 and 6) Soldering Temperature (Flow) T 260 for 10 sec °C SOL-F Collector-Emitter Voltage V 25 V CEO Collector-Base Voltage V 25 V CBO Emitter-Base Voltage V 12 V EBO (1) Power Dissipation (T = 25°C) P 300 mW A D (2) Power Dissipation (T = 25°C) P 600 mW C D 2001 DS300280 3/15/01 1 OF 4
