SLD234VL

SLD234VL Index-Guided High Power AlGaAs Laser Diode Description The SLD234VL is a high power index-guided AlGaAs laser diode. Features • High power • Low power consumption • Low astigmatism • Small package (φ5.6mm) Applications Pickups for optical discs Structure • AlGaAs quantum well-structured laser diode • PIN photodiode for optical power output monitor Recommended Operating Optical Power Output 50mW Absolute Maximum Ratings (Tc = 25°C) • Optical power output PO 50 80 M-260 mW (CW) mW (Pulse) Pulse period of 1µs or less Duty of 50% or less • Reverse voltage VR LD 2 V PD 15 V • Operating temperature Topr –10 to +60 °C • Storage temperature Tstg –40 to +85 °C Connection Diagram 3 COMMON Pin Configuration PD 2 1 LD 2 1 3 1. LD ANODE 2. PD ANODE 3. COMMON Bottom View Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits. –1– E97941A99-PS SLD234VL Optical and Electrical Characteristics (Tc = 25°C) Item Threshold current Operating current Operating voltage Oscillation wavelength Differential efficiency Radiation angle Astigmatism Monitor current Angle Position Parallel Ith Iop Vop λp ηD θ// Symbol CW CW, PO = 50mW CW, PO = 50mW CW, PO = 50mW CW, PO = 50mW CW, PO = 50mW CW, PO = 50mW CW, PO = 50mW CW, PO = 50mW, VR (PIN) = 5V CW, PO = 50mW CW, PO = 50mW Conditions Min. 15 60 — 775 0.8 7 19 — — — — — Typ. 20 70 2.0 785 1.0 8.5 22 — 0.05 — — — Tc: Case temperature Max. 30 85 2.5 795 1.3 10 27 –6 — ±2.0 ±3.0 ±80 Unit mA mA V nm mW/mA degree degree µm mA degree degree µm Perpendicular θ⊥ As Im ∆φ// ∆φ⊥ ∆X, ∆Y, ∆Z Positional accuracy –2– SLD234VL Package Outline Unit: mm M-260 Reference Slot 0.5 1.0 3 90° 2 1 0 φ5.6 – 0.05 φ4.4 MAX φ3.7 MAX 0.5 MIN 0.4 23 1 3 – φ0.45 PCD φ2.0 LD Chip & Photo Diode ∗Optical Distance = 1.35 ± 0.15 SONY CODE EIAJ CODE JEDEC CODE M-260 6.5 1.2 ± 0.1 Reference Plane 2.6 MAX ∗1.26 0.25 PACKAGE WEIGHT 0.3g –3–