HFBR-0508 Datasheet, PDF (4/8 Pages) AVAGO TECHNOLOGIES LIMITED – 10 Megabaud Versatile Link Fiber Optic Transmitter and Receiver for 1 mm POF and 200 μm HCS®

2.5
-40° C
2.3
0° C
25° C
2.1
70° C
1.9
1.7
85° C
1.5
1
10
100
I_F,DC – TRANSMITTER DRIVE CURRENT – mA
Figure 1. Typical Forward Voltage vs. Drive Current.
10
-40° C
0
25° C
-10
85° C
-20
-30
-40
1
10
100
I_F,DC – TRANSMITTER DRIVE CURRENT – mA
Figure 2. Typical Normalized Optical Power vs. Drive Current.
HFBR-1528 fig 1
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
610
-40° C
0° C
25° C
70° C
85° C
630
650
670
690
WAVELENGTH (nm)
HFBR-1528 fig 2
1.2
V_CC = 5.25 V
1.1
V_CC = 5.0 V
1.0
0.9
V_CC = 4.75 V
0.8
0.7
-40 -20 0
20 40 60 80
TEMPERATURE – °C
Figure 3. Typical Normalized Optical Spectra.
HFBR-1528 fig 3
2
1
V_CC = 5.25 V
0
-1
V_CC = 5.0 V
-2
-3
V_CC = 4.75 V
-4
-5
-40 -20 0 20 40 60 80
TEMPERATURE – °C
Figure 4. Typical Normalized Optical Power vs. Temperature (in Recom-
mended Drive Circuit).
V_CC
HFBR-1528 fig 4
C1
R1
R2
68
5
1/2 SN75451
DATA
7
C2
HFBR-1528
1
8
2
3
4
5
VALUE TOLERANCE
4
R1 2 KΩ
5%
R2 47 Ω
1%
C1 0.1 µF
20 %
C2 1.0 µF
20 %
Figure 5. Typical Optical Pulse Width Distortion vs. Temperature and Power
Supply Voltage (in Recommended Drive Circuit).
HFBR-1528 fig 5
Figure 6. Recommended Transmitter Drive Circuit
(I_F,on = 60 mA Nominal at T_A = 25°C). _{HFBR-1528 fig 6}
WARNING: WHEN VIEWED UNDER SOME CONDITIONS, THE OPTICAL PORT MAY EXPOSE THE EYE BEYOND THE MAXIMUM PERMISSIBLE EXPO-
SURE RECOMMENDED IN ANSI Z136.2, 1993. UNDER MOST VIEWING CONDITIONS THERE IS NO EYE HAZARD.