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参数资料
| 型号： | LA6504H |
| 元件分类： | 运动控制电子 |
| 英文描述： | DISK DRIVE MOTOR CONTROLLER, 1.8 A, PDSO28 |
| 封装： | 0.375 INCH, HSOP-28 |
| 文件页数： | 3/10页 |
| 文件大小： | 89K |
| 代理商： | LA6504H |
LA6504H
No.A0594-2/10
Electrical Characteristics at Ta
= 25°C, VM1 = VM2 = 12V, VREF = 1.75V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply current 1
ICC1
MUTE pin H at no load
20
35
mA
Supply current 2
ICC2
MUTE pin L *1 at no load
45
60
mA
Supply current 3
ICC3
MUTE pin L *2 at no load
70
110
mA
Standby current
ICC4
MUTE pin L *3 at no load
0.2
0.4
mA
Overheat protection circuit
Heat protection circuit operation
temperature
TSD
Design target value *5
150
180
°C
Temperature hysteresis width
ΔTSD
Design target value *5
40
°C
SLED, loading input pin
H level input voltage range
VIH
2.5
5.0
V
L level input voltage range
VIL
0
0.6
V
Input current
IIN
0.1
0.15
mA
MUTE pin
H level input voltage range
VMUH
MUTE OFF
2.5
5.0
V
L level input voltage range
VMUL
MUTE ON
0
0.6
V
Input current
IINM
0.1
0.15
mA
Output block
Saturation voltage 1
VSAT1
FOCUS, TRACKING : IO = 0.5A
1.5
2.3
V
Saturation voltage 2
VSAT2
SLED : IO = 0.5A
2.2
3.0
V
Saturation voltage 3
VSAT3
LOADING : IO = 0.5A
1.5
2.3
V
BTL block
Output offset voltage
VOFF
Voltage difference between outputs of each
channel RL = 12Ω *4
-50
50
mV
Maximum output amplitude
VOA
RL = 12Ω
7.9
10
V
Voltage gain
VGAIN
Gain between input and output RL = 12Ω *4
16
18
20
dB
Input OPAMP block
Common-phase input range
VINOP
0.5
4.0
V
Input offset voltage
VOFFOP
*4
-6.0
6.0
mV
Input bias current
IBIASOP
300
nA
Output high level voltage
VOHOP
3.7
4.0
V
Output low level voltage
VOLOP
0.2
0.5
V
TD OFST output offset voltage
VOFFTD
*4
-40
40
mV
TD OFST pin maximum voltage
VTDMAX
2.7
3.0
3.3
V
*1 : During LD motor rotation. IN4F = Hi, IN4R = Low.
*2 : At braking of LD motor. IN4F = Hi, IN4R = Hi.
*3 : At standby. IN4F = Low, IN4R = Low.
*4 : Pre-OPAMP is used as buffer.
*5 : Design target value. It doesn’t measurement.
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