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RLD78PZW4 Schematic ( PDF Datasheet ) - ROHM Semiconductor

Teilenummer RLD78PZW4
Beschreibung AlGaAs laser diode
Hersteller ROHM Semiconductor
Logo ROHM Semiconductor Logo 




Gesamt 3 Seiten
RLD78PZW4 Datasheet, Funktion
Laser Diodes
AlGaAs laser diode
RLD78PZW4
RLD78PZW4
The RLD78PZW4 is infrared laser diode high power output type (pulse 230mW). This is the best for optical disk drive use,
such as CD-R / RW.
!Applications
Max. ×52 speed CD-R / RW drives.
!Features
1) Absolute maximum optical power output : pulse 230mW
2) Wave length : Typ. 784nm
3) φ5.6mm small packages
!External dimensions (Unit : mm)
0.4±0.1
90°±2°
φ5.6
+0
0.025
Glass window
Chip
Equivalent circuit diagram
P (3)
t
y
L.D.
p
e (1) (2)
3−φ0.45
(3) (2)
(1)
!Absolute maximum ratings (Tc=25°C)
Parameter
Symbol
Output
PO
Reverse
voltage
Raser
PIN photodiode
Operating temperature
Storage temperature
VR
VR(PIN)
Topr
Tstg
Limits
Pulsed 230
Pulse condition : pulse 70nsec,
Duty50%
2
10 to +75 (Pulsed)
40 to +85
Unit
mW
V
°C
°C
1/2





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