COSMO KPLT1280A

KPL1280A
Photo Link Connector
FIBER OPTIC TRANSMITTING MODULE
FOR DIGITAL AUDIO EQUIPMENT
Outline Dimensions
Features
(Unit:mm)
9.50
TTL interface.
2.40
0.50
2.30
7.62
Applications
4.70
3.80
2.54
2.54
1.60
1.90
to audio Equipment panels.
4.00
6.00
8.20
A Self-tapping hole for easy attachment
19.50
10.00
LED is driven by differential circuit.
13.50
3 2 1
20.20
Tolerance: 0.2mm
Audio equipment.
Pin Connection
1.GND
2.Vcc
3.Input
9.50
11.50
DVD player.
Automobile.
1. Maximum Ratings
Parameter
Ta=25
Symbol
Storage Temperature
Operating Temperature
Power Dissipation
Supply Voltage
Input Voltage
Soldering Temperature
Note 1 Soldering time
Rating
Tstg
Topr
Pmax
Vcc
VIN
Tsol
10 seconds
Unit
-40~80
-20~70
120
mW
-0.5~7
V
-0.5~Vcc+0.5
V
260 Note 1
At a distance of 1 mm from the package .
2. Recommended Operating Conditions
Parameter
Supply Voltage
High-Level Input Voltage
Low-Level Input Voltage
1
c 2004 cosmo ELECTRONICS CORPORATION
http://www.cosmo-ic.com
Symbol
VCC
VIH
VIL
Min
4.75
2.0
0
Typ.
Max
Unit
5.0
-
5.25
VCC
0.8
V
V
V
Photo Link Connector
KPL1280A
(3).Measuring method of Pulse response
Standard optical fiber cable
PHOTOLINK Unit
Standard receiver
to be measured
Vin
Vcc
GND
Vcc
CH1 CH2
Oscilloscope
Input
Output signal
Input signal
6Mbps NRZ"1010" successive pattern
Input signal (CH1)
Input signal (CH1)
50%
50%
Output signal (CH2)
VOH
Output signal (CH2)
90%
50%
50%
10%
VOL
t PHL
t PLH
tr
tf
(4).Measuring method of Jitter
Standard optical fiber cable
PHOTOLINK Unit
Standard receiver
to be measured
Vin
Vcc
GND
Vcc
CH1 CH2
Oscilloscope
put
Output signa
1
1
0
0
Input signal (CH1)
50%
Output signal (CH2)
50%
tj
tj
5.Recommended PCB Layout
7.62
3.80
2- 2.8
3-
2.54
3
2.54
c 2004 cosmo ELECTRONICS CORPORATION
http://www.cosmo-ic.com
0.8
Notes:
1.Unit:mm
2.tolerance: 0.3mm
KPL1280A
Photo Link Connector
3. Electrical and Optical Characteristics
Parameter
Symbol
Ta=25
Condition
VCC=5V
Min
Note 2
Typ. Max Unit
NRZ Signal
Data Rate
DC
Note 3
Using APF
0.2
Transmission Distance
Note 4
Fiber Output Power
Pf
-21
Peak Emission Wavelength
p
630
Current Consumption
Icc
High Level Input Voltage
VIH
2.0
Low Level Input Voltage
VIL
Low->High Propagation delay
tPLH
time
High -> Low Propagation delay
tPHL
time
tw 6Mbps NRZ Signal
Pulse Width Distortion
-25
tj
Jitter Time
Note 2 LED is on when input signal is high, and off when it is low.
The duty factor must be maintained between 25 to 75%.
ote 3 All Plastic Fiber 970 / 1000µm .
ote 4 Measure with a standard optical fiber, peak value.
12.8 Mb/s
5
m
-15 dBm
650 690 nm
13 mA
V
0.8
V
150
ns
150
ns
25
25
ns
ns
-
4. Measuring method
(1).Measuring method of optical output coupling fiber
PHOTOLINK Unit
Standard optical fiber cable
Optical Power Meter
to be measured
Vcc
Vin
GND
Optical Power Meter must be calibrated to
have the wavelength sensitivity of 650nm
| 0 dBm=1mW |
(2).Measuring method of power dissipation current and input voltage
PHOTOLINK Unit
Standard optical fiber cable
Optical Power Meter
to be measured
Vin
Vcc
GND
Optical Power Meter must be calibrated to
have the wavelength sensitivity of 650nm
| 0 dBm=1mW |
Icc
Vin
Vcc
c
2004
cosmo ELECTRONICS CORPORATION
http://www.cosmo-ic.com
2