參數(shù)資料
型號(hào): M61880FP
廠商: Mitsubishi Electric Corporation
英文描述: Laser-diode driver / controller
中文描述: 激光二極管驅(qū)動(dòng)器/控制器
文件頁(yè)數(shù): 6/11頁(yè)
文件大?。?/td> 160K
代理商: M61880FP
( / )
MITSUBISHI
<
DIGITAL ASSP
>
M61880FP
Laser-diode driver / controller
SWITCHING CHARACTERISTICS (Ta=25°C,Vcc=5V)
Symbol
fop
Parameter
Operating frequency
t
RP1
Circuit response time1 LD current
Vr voltage
APC adjustment;
RM=adjustment(CH=2.5V)
Vr=1.5V± 0.5% (Note1)
Circuit response time2 Vr voltage
LD current
RM=adjustment(CH=2.5V)
Vr=1.5V± 2.5% (Note1)
Test pin
Input
Output
Test condition
I
LD
=50mA, Rs=840
,
CH=0.047μF
I
LD
(H)=50mA (Note2)
t
RP2
Limits
Min.
Typ. Max.
100
Unit
Mbps
t
ON
t
OFF
Circuit ON time
Circuit OFF time
ENB voltage LD current
LD current
ENB voltage
I
LD
=50mA, Rs=840
,
CH=0.047μF
APC adjustment;
I
LD
(H)=50mA (Note2)
1
3
350
5
μS
μS
μS
μS
NOTE1:TEST CIRCUIT
NOTE2:TEST CIRCUIT
( Output )
oscilloscope
C
H
RS
1RM
2RM
840
50
P. G.
RO
Vcc
GND
DATA
ENB
P D
L D
ILD
L D
P D
S / H
20
RM
Current probe
oscilloscope
(Input)
Other pins are open
0.047μF
Current probe
C
H
1RM
2RM
840
50
P.G.
t r=t f= 6ns
RO
Vcc
GND
DATA
P D
L D
ILD
ENB
LD
PD
S / H
20
RM
oscilloscope
( Output )
oscilloscope
( Input )
Other pins are open
RS
1.5V
TIMING CHARTS
I
LD
(H)
ENB
voltage
LD
current
10 %
90 %
0 V
3 V
I
LD
(L)
1.5V
1.5 V
T
ON
T
OFF
TIMING CHARTS
Vr voltage
LD current
0%
10%
90%
I
LD
(H)
I
LD
(L)
1.5V
1.5V± change value
6
11
0.047μF
Vr
Vr
T
RP1
(T
RP2
) T
RP1
(T
RP2
)
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