FOA2322A Datasheet, PDF (18/37 Pages) Infineon Technologies AG – 3.2 Gbi t /s Laser Driver IC for Telecom and Datacom Applications

FOA2322A
Electrical Characteristics
2.4
Typical Characteristics of Temperature Compensation (Mode 1)
2.4.1
Modulation Current Swing versus R_MOD, R_TC,
Junction Temperature and Supply Voltage / High Current Drive
2.8
ITD11327
2.6
F
2.4
2.2
2.0
2 kΩ/5 V
4 kΩ/5 V
4 kΩ/3.3 V
2 kΩ/3.3 V
1.8
1.6
1.4
Figure 2
1.2
0
500
1000
1500
kΩ
R_TC
F = I_{100 °C}/I_{0 °C} versus R_TC, Parameter R_MOD, V_CC
2000
80
mA
I_O 70
60
50
40
30
2 kΩ/200 Ω
2 kΩ/700 Ω
2 kΩ/2 kΩ
4 kΩ/200 Ω
4 kΩ/700 Ω
4 kΩ/2 kΩ
ITD11328
20
Figure 3
10
-50 -30 -10 10 30 50 70 90 110 ˚C 130
t
I₀ versus T_j, Parameter R_MOD, R_TC (V_CC = 3.3 V)
Preliminary Data Sheet
14
2001-05