Data Sheet
Operating characteristics
All parameters are measured with outputs 50 Ohm AC coupled,
specified at a case temperature of 25°C unless otherwise stated.
Optical wavelength between 1525-1575nm. Data to 1610nm
available on request.
Parameter
APD breakdown voltage
APD temperature coefficient
of breakdown voltage
Differential Transimpedance
gain
Bandwidth
[1]
Lower cut-off frequency
[1]
APD sensitivity over
temperature
Symbol
V
br
TV
br
Z
T
S
21
S
21
I
ph
= 40µA mean
-3dB from 100MHz
-3dB from 100MHz
2.5Gb/s, 2
23
-1 PRBS,
extinction ratio = 15dB
BER < 1x10
-10
-5°C to +70°C case
2.5Gb/s, 2
23
-1 PRBS
extinction ratio = 15dB
BER < 1x10
-10
25°C case
P
sat
2.5Gb/s, 2
23
-1 PRBS,
extinction ratio 15dB
1x10
-10
BER, M=3
-5°C to +70°C case
Peak-to-peak differential
-3
-32
-33.5
Measurement
Conditions
I
d
=10µA
Min
50
0.09
2.8
1.7
0.1
3.5
2.0
50
Typ
Max
65
0.12
4.5
Unit
V
V/°C
kΩ
GHz
kHz
dBm
APD sensitivity
-34
dBm
APD overload over
temperature
+1
dBm
Output voltage swing
at overload
Optical return loss
Power supply current
Power supply voltage
Output return loss
up to 1.8GHz
Output return loss
up to 3.0GHz
Thermistor resistance
Note:
[1] Pin = 30dBm, M = 10.
V
OUT
ORL
I
CC
V
CC
S
22
S
22
R
TH
220
30
280
400
mV
dB
28
3.0
10
5
Beta constant = 3950
10
3.3
45
3.6
mA
V
dB
dB
kΩ
2
BOOKHAM [ BOOKHAM, INC. ]
