PGE 608 21
Optical
input
signal
Input
power
monitor
Optical
gain
Output
power
monitor
Optical
output
signal
40 pin
electrical
interface
Optical
output power
monitor
Figure 1. Block diagram
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
Description
Common 1, 1480 nm pump 2: Laser anode, pump
monitor cathode & thermistor
Laser cathode 1480 nm pump 2
Pump monitor anode, 1480 nm pump 2
Thermistor, 1480 nm pump 2
TEC pos, 1480 nm pump 2
TEC neg, 1480 nm pump 2
Thermistor, PCB
Thermistor, PCB
Common 2, 980 nm pump: Laser anode, pump
monitor cathode & thermistor
Laser cathode, 980 nm pump
Pump monitor anode, 980 nm pump
Thermistor, 980 nm pump
TEC pos, 980 nm pump
TEC neg, 980 nm pump
SCL EEPROM
SDA EEPROM
GND
GND
NC (Spare monitor 1 cathode)
NC (Spare monitor 1 anode)
Input monitor cathode
Input monitor anode
NC
NC
NC
NC
NC (Spare monitor 2 cathode)
NC (Spare monitor 2 anode)
Output monitor cathode
Output monitor anode
GND
GND
EEPROM +5 V
EEPROM 0 V
Common 3, 1480 nm pump 1: Laser anode, pump
monitor cathode & thermistor
Laser cathode 1480 nm pump 1
Pump monitor anode, 1480 nm pump 1
Thermistor, 1480 nm pump 1
TEC pos, 1480 nm pump 1
TEC neg, 1480 nm pump 1
Figure 2. Mechanical Outline Drawing and Pin Connection
2