FOA2322A Datasheet, PDF (20/37 Pages) Infineon Technologies AG – 3.2 Gbi t /s Laser Driver IC for Telecom and Datacom Applications

FOA2322A
2.4.2
Electrical Characteristics
Modulation Current Swing versus R_MOD, R_TC,
Junction Temperature and Supply Voltage / Low Current Drive
1.40
ITD11330
F
1.30
1.25
1.20
10 kΩ/3.3 V
10 kΩ/5 V
5 kΩ/5 V
5 kΩ/3.3 V
1.15
1.10
1.05
1.00
1800
2800
3800
4800
5800
6800
7800
kΩ 9800
R_TC
Figure 5
F = I_{100 °C}/I_{0 °C} versus R_TC, Parameter R_MOD, V_CC
18
mA
I_{O 16}
15
14
5 kΩ/2 kΩ
5 kΩ/5 kΩ
5 kΩ/9.5 kΩ
ITD11331
13
12
11
10
10 kΩ/2 kΩ
9
10 kΩ/5 kΩ
8
10 kΩ/9.5 kΩ
7
6
5
-50 -30 -10 10 30 50 70 90 110 ˚C 130
t
Figure 6
I₀ versus T_j, Parameter R_MOD, R_TC (V_CC = 3.3 V)
Preliminary Data Sheet
16
2001-05