Ericsson PGT20326 Datasheet

Key Features

• L-band DFB CW source monolithicly
integrated with an Electro Absorption­modulator (EA)

• Hermetic, 14 pin butterfly package

• Single-mode fiber pigtail

• 4 GHz typical bandwidth

• -3 dBm output power

Applications

• 2.5 Gb/s

• L-band

PGT 203 26

DFB/EA Laser Module

for 2.5 Gb/s Applications

Description

The laser module, intended for L-band DWDM applications at OC-48/STM­16, consists of a DFB laser with integrated absorption modulator mounted
in a high speed package including isolator. Laser wavelengths are available
according to the ITU-T grid.

1

PGT 203 26

71

10k

TEC

Figure 1. Block diagram

30.0

5.0

Pin 14

ø6.0

4xø2.7

Pin 1

8

TOP VIEW

20.83 4.58

26.04

30.0

7.38

7x0.5 6x2.54

8.1

8.89

0.76

12.7

14

0.2

5.4

5.0

Pin Description

1. Thermistor

2. Thermistor

3. Laser DC bias (+)

4. Monitor (-)

5. Monitor (+)

6. TEC (+)

7. TEC (-)

8. NC

9. NC

10. GND

11. GND

12. EA modulation (-)

13. GND

14. GND

Figure 2. Mechanical outline and pin description

2