參數(shù)資料
型號(hào): MB4138
廠商: Fujitsu Limited
英文描述: Read/Write Amplifier(讀/寫放大器)
中文描述: 讀/寫放大器(讀/寫放大器)
文件頁(yè)數(shù): 6/18頁(yè)
文件大小: 138K
代理商: MB4138
MB4138
6
I
ABSOLUTE MAXIMUM RATINGS
Min.
Supply voltage
Digital input voltage
Head input voltage
RDX, RDY output voltage
WUS output voltage
WUS output current
Write current
MR head bias current
Storage temperature
Parameter
Symbol
V
CC
V
IN
V
HEAD
V
RDX
, V
RDY
V
WUS
I
WUS
I
W
I
R
T
stg
– 0.3
– 0.3
– 0.3
– 0.3
– 0.3
– 55
V
V
V
V
V
mA
mA
mA
°
C
Max.
+ 7.0
V
CC
+ 0.3
V
CC
+ 0.3
V
CC
+ 0.3
V
CC
+ 0.3
10
45
15
+ 125
Rating
Unit
Remarks
I
RECOMMENDED OPERATING CONDITIONS
Min.
Supply voltage
Write current
Write current setting resistor
MR head bias current
MR head resistor
MR head current setting resistor
Voltage between MR headpins
Operating temperature range
Parameter
Symbol
V
CC
I
W
RWC
I
R
RMR
RRC
VMR
T
op
4.50
10
24
5
20
3 k
0
0
V
mA
mA
V
°
C
Max.
5.50
40
91
12
53
7.5 k
0.5
+ 75
Values
Unit
Remarks
5.0V
±
10%
VMR = I
R
×
RMR
WDX/Y, HS0 to 2, CS, R/W, RS
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