HL6738MG HITACHI
Document overview
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Technical content
Features
- High output power : 35 mW (CW)
- Visible light output : lp = 680 to 695 nm
- Small package : f 5.6 mm
- Low astigmatism : 6 mm Typ (PO = 5 mW) LDPD 1 3 Internal CircuitPackage Type
- HL6738MG: MG
Absolute Maximum Ratings (TC = 25°C) Item Symbol Value Unit Optical output power P O 35 mW Pulse optical output power P O (pulse) 50 * mW Laser diode reverse voltage VR (LD) 2V Photo diode reverse voltage VR (PD) 30 V Operating temperature Topr –10 to +70 °C Storage temperature Tstg –40 to +85 °C Note: Pulse condition : Pulse width = 100 ns, duty = 50% Optical and Electrical Characteristics (TC = 25°C) Item Symbol Min Typ Max Unit Test Conditions Optical output power P O 35 — — mW Kink free * Pluse optical output power PO(pulse) 50 — — mW Kink free * Threshold current Ith 30 45 70 mA — Operating voltage V OP 2.1 2.5 2.8 V P O = 30 mW Slope efficiency hs 0.5 0.7 0.9 mW/mA 18(mW) / (I (24mW) – I(6mW) ) Lasing wavelength lp 680 690 695 nm P O = 30 mW Beam divergence parallel to the junction q// 7 8.5 10.5 deg. P O = 30 mW Beam divergence parpendicular to the junction q^ 17 19 23 deg. P O = 30 mW Monitor current I S 0.02 0.1 0.45 mA P O = 30 mW, VR (PD) = 5 V Asitgmatism A S —6 — mmP O = 5 mW, NA = 0.55 Note: Kink free is confirmed at the temperature of 25°C.
Optical Output Power PO (mW) Forward Current I F (mA) Optical Output Power vs. Forward Current Slope Efficiency ηS (mW/mA) Case Temperature TC (°C) Slope Efficiency vs. Case Temperature 1.0 0.8 0.6 0.4 0.2 01 0 5 0 403020 TC = 60°C TC = 25°C TC = 0°C TC = 70°C Threshold Current Ith (mA) Case Temperature TC (°C) Threshold Current vs. Case Temperature 6001 0 5 0 403020 100 70 808070 0.5 0.4 0.3 Monitor Current IS (mA) 0.2 0.1 Optical Output Power P O (mW) Monitor Current vs. Optical Output Power 05 0 40302010 VR (PD) = 5V TC = 25°C
Lasing Wavelength λp (nm) Case Temperature TC (°C) Lasing Wavelength vs. Case Temperature 685 695 690 Relative Intensity Lasing Wavelength λp (nm) Lasing Spectrum 1000 800
600 Polarization Ratio
O (mW) Polarization Ratio vs. Optical Output Power 05 0 40302010 TC = 25°C NA = 0.55 TC = 25°C 06 010 50 403020 705 700 695 690 685 680 PO = 30mW PO = 30mW PO = 20mW PO = 10mW PO = 5mW 8070 Monitor Current IS (mA) Case Temperature TC (°C) Monitor Current vs. Case Temperature 06 0 1.0 0.8 0.6 0.4 0.2 PO = 30mW VR (PD) = 5V 10 50 403020 70 80
Applied Voltage (kV) Electrostatic Destruction (MILstandard) Gain (dB) Frequency (Hz) Frequency Response 1M 100M 3G10M Forward N = 10pcs judgement ΔI O ≤ 10% PO = 3mW3dB/div Survival Rate (%) Relative Intensity Angle θ (deg) Far Field Pattern −40 −1 00 1 02 03 0−20−30 40 1.0 0.8 0.6 0.4 0.2 PO = 30mW TC = 25°C Perpendicular Parallel Astigmatism AS (µm) Optical Output Power PO (mW) Astigmatism vs. Optical Output Power 05 0 40302010 TC = 25°C NA = 0.55
Characteristics Distribution 18mW I(24mW)−I(6mW) N (pcs) Slope Efficiency ηs (mW/mA) 1000 600 400 200 Min Max Typ N : 0.560 : 0.848 : 0.712 : 1400pcs N (pcs) Threshold Current Ith (mA) 30 80 70605040 1000 600 400 200 Min Max Typ N : 40.2 : 57.9 : 45.8 : 1400pcs 800 N (pcs) Operating Current IOP (mA) 70 120 1101009080 1000 600 400 200 Min Max Typ N : 80.1 : 105.0 : 88.0 : 1400pcs 800 PO = 30mW 800 N (pcs) Monitor Current IS (mA) 1000 600 200 Min Max Typ N Po=30mW V R (PD)=5V : 0.049 : 0.178 : 0.118 : 1400pcs 800 400
N (pcs) Perpendicular θ⊥ (deg) 16 26 24222018 1000 600 200 Min Max Typ N PO = 30mW : 18.0 : 21.7 : 18.8 : 1400pcs N (pcs) Parallel θ// (deg) 71 2 111098 1000 400 200 Min Max Typ N PO = 30mW PO = 30mW : 7.6 : 9.9 : 8.4 : 1400pcs N (pcs) Lasing Wavelength λp (nm) 680 700 690 1000 600 400 200 Min Max Typ N : 684.8 : 694.0 : 691.5 : 1400pcs 800 600 800 400 800 N (pcs) Operating Voltage VOP (V) 23 2.82.62.42.2 1000 800 200 Min Max Typ N PO = 30mW : 2.36 : 2.74 : 2.50 : 1400pcs 400 600
(reference value) LD/MG 0.3 g 5.6+0 −0.025φ 1.0 ± 0.1 (0.4) (90°) 1.6 ± 0.2φ 0.4+0.1 φ φ 4.1 ± 0.3 3.55 ± 0.1 0.25 Glass1.27 φ3 − 0.45 ± 0.1 6.5 ± 1.0 φ 1 2 3 2.0 ± 0.2 Emitting Point Unit: mm
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