Document
780nm Invisible Single Mode Laser Diode
RLD78NZM5
Datasheet
Application Laser printer Sensor Etc.
Outline view
Merit Single mode Φ5.6 metal stem
Absolute Maximum Ratings (Tc=25°C)
Parameter
Symbol
Optical output
Po
Reverse voltage
LD PIN PD
Vr Vr(PD)
Operating temp.
Top
Storage temp.
Tstg
Ratings 10 2 20
-10 to 60 -40 to 85
Unit mW
V V °C °C
Characteristics (Tc=25°C)
Parameter
Symbol
Conditions
MIN.
Threshold current
Ith
-5
Operating current
Iop
Po=6mW
13
Operating voltage
Vop
Po=6mW
-
Output efficiency
η
4mW/(I(6mW)-I(2mW))
0.3
Monitor current
Im
Po=6mW, Vr(PD)=15V
0.6
Beam divergence
θ// θ⊥
Po=6mW
7 23
Beam tolerance
⊿θ// ⊿θ⊥
Po=6mW
-3 -4
Emission point accuracy
⊿XYZ
- -100
Lasing wavelength
λ
Po=6mW
775
Astigmatic difference
As
NA=0.55, Po=3.5mW
-
Caution:
θ⊥ and θ// are defined as full width at half maximum. Operation temperature is regulated by case temperature; Tc
TYP. 10 20 1.8 0.55 1.15 9 28 0 0
0
793 1
MAX. 30 40 2.3 0.8 1.8 13 33 +3 +4
+100
800 6
Unit mA mA V W/A mA deg. deg. deg. deg.
μm
nm μm
https://www.rohm.com/ © 2019 ROHM Co., Ltd. All rights reserved.
1/8
2019.5 - Rev.010
Po [mW] Vf [V]
Po [mW]
RLD78NZM5
Electrical Characteristics 25℃ 40℃ 50℃ 60℃
10 5
9
84
7
6
5 I-V
4
3 I-L
2
3
21
1
0 0
10 20 30 If [mA]
0 40
Datasheet
10 9 8 7 6 5 4 3 2 1 0 0 0.5 1 1.5 2 2.5 Im [mA]
Intensity Intensity
Optical Characteristics
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0 -60 -40 -20 0
20 40 60
FFP [deg.]
1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1
0 785
25℃ 40℃ 50℃ 60℃
790 795 λ [nm]
800
* This data is made from the result of having measured the sample extracted at random. Therefore, it is not what showed the ability of the whole product.
https://www.rohm.com/ © 2019 ROHM Co., Ltd. All rights reserved.
2/8
2019.5 - Rev.010
RLD78NZM5
Dimensions
Datasheet
Equivalent Circuit Diagram
https://www.rohm.com/ © 2019 ROHM Co., Ltd. All rights reserved.
3/8
2019.5 - Rev.010
RLD78NZM5
Specifications (Precautions and Prohibitions)
Datasheet
● Precautions on using ROHM Products
1) Our Products are designed and manufactured for application in ordinary electronic equipment (such as AV equipment, OA equipment, telecommunication equipment, home electronics appliances, amusement equipment, etc.). If you intend to use our Products in devices requiring extremely high reliability (such as medical equipment, transport equipment, traffic equipment, aircraft/spacecraft, nuclear power controllers, fuel controllers, car equipment including car accessories, safety devices, etc.) and whose malfunction or failure may cause loss of human life, bodily injury or serious damage to property (“Special Applications”), please consult with the ROHM sales representative in advance. Unless otherwise agreed in writing by ROHM in advance, ROHM shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of any .