cxa1720q Sony Electronics, cxa1720q Datasheet - Page 24

• Manufacturer Part Number: cxa1720q
• Description: Read/write Amplifier With Built-in Filters For Fdds
• Manufacturer: Sony Electronics

10.0
1.05
1.00
0.95
1.0
0.1
4.2
4.1
4.0
3.9
3.8
3.7
Power supply ON/OFF detector threshold voltage vs.
–20
1.0
4.0
Write current compensation vs. Rwc
Normalized filter peak frequency vs.
0
Ta-Ambient temperature (˚C)
Ta-Ambient temperature (˚C)
Ambient temperature
Ambient temperature
20
Rwc (k )
10.0
ON threshold voltage
5.0
OFF threshold voltage
40
—24—
60
6.0
100.0
80
(k )
Vcc=5V
Ta=25˚C
IWC=10.8/Rwc (mA)
R
Vcc=5V
Nf
R
W1
F
0
Vcc
=f
Vcc
25
11
0
/f
R
3.2k
4.3k
0
WC1
(Ta=25˚C)
Rwc (k )
26
R
W2
Vcc
27
R
4.3k
WC2
28
CXA1720Q