2015-11-30 Infrared Emitter (850 nm) and green GaP-LED (570 nm) Version 1.3 SFH 7251 Features: • SMT package with IR emitter (850 nm) and green emitter (570 nm) • Suitable for SMT assembly • Available on tape and reel • Emitter and detector can be controlled separately Applications • Data transmission • Remote control • Infrared interface Notes Depending on the mode of operation, these devices emit highly concentrated non visible infrared light which can be hazardous to the human eye.
Version 1.3 SFH 7251 Maximum Ratings Parameter Symbol Values Unit Operating and storage temperature range Top; Tstg -40 ... 100 °C Reverse voltage VR 5 V ESD withstand voltage (acc. to ANSI/ ESDA/ JEDEC JS-001 - HBM) VESD 2 kV Thermal resistance junction - ambient, mounted on PC-board (FR4) 1) page 14 RthJA 700 K/W Forward current IF (DC) 70 mA Surge current (tp ≤ 10 µs, D = 0) IFSM 0.
Version 1.3 SFH 7251 Parameter Symbol Values Unit 0.2 x 0.2 mm x mm Dimensions of active chip area (typ) LxW Rise and fall time of Ie ( 10% and 90% of Ie max) (IF = 70 mA, RL = 50 Ω) (typ) tr, tf Forward voltage (IF = 70 mA, tp = 20 ms) Forward voltage (IF = 500 mA, tp = 100 µs) 12 ns (typ (max)) VF 1.6 (≤ 2) V (typ (max)) VF 2.
Version 1.3 SFH 7251 Parameter Symbol Values Unit Luminous intensity (min) IV > 63 mcd Temperature coefficient of Ie or Φe (IF = 20 mA, tp = 20 ms) (typ) TCI -1.2 %/K Temperature coefficient of VF (IF = 20 mA, tp = 20 ms) (typ) TCV -1.3 mV / K Temperature coefficient of wavelength (IF = 20 mA, tp = 20 ms) (typ) TCλ 0.3 nm / K Temperature coefficient of λdom (IF = 20 mA, tp = 20 ms) (typ) TCλ dom 0.
Version 1.3 SFH 7251 Forward Current 3) page 14 IF = f(VF), single pulse, tp = 100 µs, TA= 25°C Max. Permissible Forward Current IF, max = f(TA) IF OHF03732 80 mA IF 70 OHF03826 100 A 10-1 60 5 50 10-2 40 5 30 10-3 20 5 10 0 0 20 40 60 80 10-4 100 ˚C 120 Permissible Pulse Handling Capability IF = f(tp), TA = 25 °C, duty cycle D = parameter IF 0.7 A 0.6 0.5 0.4 0.3 0.2 OHF03733 t D = TP tP IF T D= 0.005 0.01 0.02 0.05 0.1 0.2 0.3 0.5 1 0.
Version 1.3 SFH 7251 Diagrams Emitter 2 Relative Spectral Emission 3) page 14 Irel = f (λ); TA = 25 °C; IF = 20 mA Irel [%] 1.0 SFH 7251 0.8 0.6 0.4 0.2 0.0 520 540 560 580 600 620 λ [nm] Relative Luminous Intensity 3) page 14 Iv / Iv(20 mA) = f(IF), TA = 25 °C Max.
Version 1.3 SFH 7251 Forward Current 3) page 14 IF = f(VF), single pulse, tp = 100 µs, TA= 25°C Permissible Pulse Handling Capability IF = f(tp), TA = 25 °C, duty cycle D = parameter 0.12 A IF 0.10 0.09 0.08 0.07 OHF05629 t D = TP tP IF T D= 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1 0.06 0.05 0.04 -5 10 10-4 10-3 10-2 10-1 100 101 s 102 tp Package Outline Dimensions in mm (inch).
Version 1.3 SFH 7251 Pinning Pin Description 1 Cathode Emitter 1 (850nm) 2 Anode Emitter 1 (850nm) 3 Cathode Emitter 2 (570nm) 4 Anode Emitter 2 (570nm) Package SMT Multi TOPLED Approximate Weight: 34 mg Recommended Solder Pad Dimensions in mm (inch).
Version 1.3 SFH 7251 Reflow Soldering Profile Product complies to MSL Level 2 acc.
Version 1.3 SFH 7251 Taping 2.9 (0.114) 4 (0.157) 8 (0.315) Cathode/Collector Marking 1.75 (0.069) 2 (0.079) 3.5 (0.138) 4 (0.157) 3.6 (0.142) 1.5 (0.059) OHAY0536 Dimensions in mm (inch). Tape and Reel 8 mm tape with 2000 pcs. on ∅ 180 mm reel, 8000 pcs. on ∅ 330 mm reel W1 D0 P0 A N F W E 13.0 ±0.25 P2 Label P1 Direction of unreeling Direction of unreeling W2 Leader: min. 400 mm * Trailer: min. 160 mm * *) Dimensions acc.
Version 1.3 SFH 7251 Tape dimensions [mm] Tape dimensions in mm W P0 P1 P2 D0 E F 8 + 0.3 / -0.1 4 ± 0.1 2 ± 0.05 or 4 ± 0.1 2 ± 0.05 1.5 ± 0.1 1.75 ± 0.1 3.5 ± 0.05 Reel dimensions [mm] Reel dimensions in mm A W Nmin W1 W2max 180 8 60 8.4 + 2 14.4 A W Nmin W1 W2max 330 8 60 8.4 + 2 14.4 Reel dimensions in mm Barcode-Product-Label (BPL) Dry Packing Process and Materials Moisture-sensitive label or print L VE el LE see . lab e H) nk, (R bla cod If y bar .
Version 1.3 SFH 7251 Transportation Packing and Materials Barcode label el .
Version 1.3 SFH 7251 Disclaimer Language english will prevail in case of any discrepancies or deviations between the two language wordings. Attention please! The information describes the type of component and shall not be considered as assured characteristics. Terms of delivery and rights to change design reserved. Due to technical requirements components may contain dangerous substances. For information on the types in question please contact our Sales Organization.
Version 1.3 SFH 7251 Glossary 1) both chips on 2) only one chip on 3) Typical Values: Due to the special conditions of the manufacturing processes of LED, the typical data or calculated correlations of technical parameters can only reflect statistical figures. These do not necessarily correspond to the actual parameters of each single product, which could differ from the typical data and calculated correlations or the typical characteristic line. If requested, e.g.
Version 1.3 SFH 7251 ? Published by OSRAM Opto Semiconductors GmbH Leibnizstraße 4, D-93055 Regensburg www.osram-os.com © All Rights Reserved.
