cxa1720q Sony Electronics, cxa1720q Datasheet - Page 23

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

1.05
1.00
0.95
10.0
1.05
1.00
0.95
5.0
1.0
–20
Normalized Write compensation current vs.
Normalized write compensation current vs.
4.0
1K
0
Ta-Ambient temperature (˚C)
Vcc-Supply voltage (V)
Write current vs. RW
Ambient temperature
Supply voltage
20
Rw (k )
5.0
40
5K
—23—
60
10K
6.0
80
Vcc=5V
Ta=25˚C
IW=11.6/Rw (mA)
Vcc=5V
NIWC=IWC/IWC (Ta=25˚C)
R
R
Ta=25˚C
NIWC=IWC/IWC (Vcc=5V)
W1
W1
Vcc
Vcc
Vcc
25
25
25
R
R
R
4.3k
4.3k
12k
12k
WC1
Rw (k )
W1
WC1
26
26
Vcc
27
R
R
W2
W2
R
Vcc
Vcc
27
27
W2
R
4.3k
R
4.3k
12k
12k
WC2
WC2
28
28
CXA1720Q