Data Sheet
February 2001
A1611A/B DFB Laser Modules
Outline Diagram
Dimensions are in inches and (millimeters).
PIN 1
LEADS
0.030 (0.8) WIDE x 0.008 (0.2) THICK
0.400 (10.2) MINIMUM LENGTH
6 SPCS @ 0.100 (2.5)
LOCATION FOR LABEL
INCLUDING SERIAL NUMBER
AND DATE CODE
0.213
(5.4)
(LABEL NOT SHOWN)
0.049
(1.2)
0.250
(6.4)
0.500
(12.7)
0.350
(8.9)
0.190 ± 0.03
(5.0 ± 0.8)
4 x ø 0.105 (2.7)
0.820
(20.8)
0.078
(2.0)
1.025
(26.0)
1.180
(30.0)
0.700 ± 0.03
(18.0 ± 0.8)
0.365
(9.3)
0.248
(6.3)
0.215 ± 0.01
(5.5 ± 0.25)
0.040
(1.0)
1-1181(F).b
Pin Information
Table 3. Pin Descriptions
Pin No.
Description
1
2
Thermistor
Thermistor
3
4
dc Laser Bias (–)
MPD Anode, Case Ground (–)
MPD Cathode (+)
Thermoelectric Cooler (+)
Thermoelectric Cooler (–)
Case Ground
5
6
7
8
9
Case Ground
10
11
12
13
14
NC
Laser Common (+)
Laser Modulation (–)
Laser Common (+)
NC
5
Lucent Technologies Inc.