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Infineon Technologies AG 1999
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Ordering No. B168-H7475-X-X-7600
Printed in Germany
PS 07992.
Block Diagram of Transimpedance Amplifier with Postamp Section
FOA1252B1 Mounted in TO-Module
PIN-Diode Connected to Transimpedance Amplifier
r
Filter
In
GND
Q+
Q-
Monitor
D
CC
V
60
60
ref
V
CC
V
1.6 k
0.5 k
Fast Logic
FOA1251B1
FOA1252B1
CC
V
TO-can
OUT+
OUT-
PIN-Diode
y
x
GND
GND
GND
GND
GND
GND
GND
G
G
F
I
G
C
V
Q
M
G
Q
G
Q
G
G
Q
FOA
1252B1
CC
V
FOA1251/52B1
GND
Q+
Q-
L*
4.7
100 nF
22 nF
22 nF
PIN-Diode
CC
V
Q-
Q+
Filter
IN
GND
*) BLM11A601, Murata
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