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APPLICATION EXAMPLE
MITSUBISHI 〈DIGITAL ASSP〉
M66510P/FP
LASER-DIODE DRIVER
M66510
Control circuit
MO
12
Linear
amplifier
CO
13
Comparator
(Vref = 1.2V)
5V
RO1 20Ω
RO2
1RO
20Ω 2RO
20
19
RC1
560Ω
RC2
560Ω
RC3
5V
360Ω
0.1mF
0.22mF
VL1
2
3
1RC
VL2
4
5
2RC
Constant current source
(IL1)
Max. 60mA
Constant current source
(IL2)
Max. 30mA
7
3RC
1
VCC1
14
VCC2
17
GND2
8
GND1
Differential amplifier
Constant current source
(IL3)
Max. 30mA
Power supply switching
circuit
IL = IL1 + IL2 + IL3
9
10 16 18
1RM 2RM
PD LD
11 15
CD
DATA
6
VOFF
91pF
RM
Data stream Control signal
3kΩ
ML4403R
8