an8725fh Panasonic Corporation of North America, an8725fh Datasheet - Page 18

• Manufacturer Part Number: an8725fh
• Description: Semiconductor Laser Power Control Ic
• Manufacturer: Panasonic Corporation of North America

AN8725FH
18
Comparator in abnormally emitted light detection block (continued)
Input offset voltage variation to
temperature
Abnormally emitted light
detection response
Abnormally emitted light
release response
DAC5 block
Offset voltage variation to
temperature
DAC6 block
Offset voltage variation to
temperature
Optical monitor for abnormally emitted light detection
Offset voltage variation to
temperature
Gain variation to temperature
Gain ratio variation to
temperature
Settling time
Signal changeover response
( 10 mode)
Design reference data (continued)
Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed.
Electrical Characteristics at V
Parameter
dV
Symbol
dV
dV
dV
dV
dV
t
t
dG
dG
d
t
t
t
dG
ERSW1A
ERSW2A
t
PWDNF
PWOVF
PWOVF
PWDR
G
t
t
G
ERW
dT
dT
dT
dT
dT
EROFW
dT
ERR
PDCOF
POCOF
DA5OF
DA5OF
EROFR
ERR1
ERR2
ERW
ERW
CC
ERR
Insufficiently emitted light detection
Excessively emitted light detection
Insufficiently emitted light detection
Excessively emitted light detection
Insufficiently emitted light detection
Excessively emitted light detection
Set to "Fh"
Set to "Fh"
In playback,
I
In recording,
I
In playback, I
T
In playback, I
T
In recording, I
T
T
In playback, error: 0.5%,
current variation 100 A to 200 A
In playback, error: 0.5%,
current variation 100 A to 2 000 A
Playback
addr "9": D4
Recording
addr "9": D4
5.0 V, T
PD
PD
a
a
a
a
0 A
0 A
20 C to 75 C
20 C to 75 C
20 C to 75 C
20 C to 75 C
a
recording 0.5%
Conditions
25 C (continued)
PD
PD
PD
playback 0.5%
"0"
"0"
100 A to 200 A,
100 A to 200 A,
100 A to 2 000 A,
10
10
ICs for Optical Disk Drive
Min
3
3
3
3
Typ
150
150
150
150
250
100
170
550
0.5
0.5
0.5
0.5
10
10
20
20
1 000
Max
300
300
300
300
210
200
400
200
400
20
20
80
80
3
3
3
3
Unit
°C
°C
ns
ns
%
%
ns
ns
C
C
V
V
V
V