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参数资料
| 型号： | LA6503 |
| 元件分类： | 运动控制电子 |
| 英文描述： | DISK DRIVE MOTOR CONTROLLER, 1 A, PQFP34 |
| 封装： | HQFP-34 |
| 文件页数： | 2/8页 |
| 文件大小： | 118K |
| 代理商： | LA6503 |
No. 5791-2/8
LA6503
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage
VCC max
7
V
Supply voltage
VM max
14
V
Input voltage
VC max
VCC
V
Output current
IO max
Spindle output, sled output
1
A
Allowable power dissipation
Pd max
Independent IC
0.77
W
Operating temperature
Topr
–20 to +75
°C
Storage temperature
Tstg
–55 to +150
°C
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[Power Supply Current]
Current drain 1 (VCC)
ICC1
START/STOP = MUTE = 5 V
10
20
mA
Current drain 2 (VM)
IM1
START/STOP = MUTE = 5 V
25
50
mA
Quiescent current 1 (VCC)
ICC2
START/STOP = MUTE = 0 V
5
10
mA
Quiescent current 2 (VM)
IM2
START/STOP = MUTE = 0 V
1
5
mA
[Spindle Motor Block]
[Output]
Upper side saturation voltage 1
Vsource
IO = –0.5 A
1.0
1.5
V
Lower side saturation voltage 1
Vsink
IO = +0.5 A
0.33
0.80
V
Current limiter voltage setting
VCL
RRE = 0.43
0.32
V
[Hall Amplifier]
Common-mode input voltage range
VHCOM
1.2
VCC – 1.0
V
Input bias current
VHIB
1
A
Minimum Hall input level
VHIN
60
mVp-p
[S/S Pin]
High-level voltage
VS/SH
2.0
VCC
V
Low-level voltage
VS/SL
0.7
V
Input current
IS/SI
VS/S = 5 V
200
A
Leakage current
IS/SL
VS/S = 0 V
–30
A
[Control]
VC pin input current
IVC
VC = VCREF = 2.5 V
1
5
A
VCREF pin input current
IVCREF
VC = VCREF = 2.5 V
1
5
A
Voltage gain
GVCO
VRF/VC
0.25
Times
Rising edge threshold voltage
VCTH
VCREF = 2.5 V
2.35
2.65
V
Rising edge threshold voltage difference
VCTH
VCREF = 2.5 V
50
150
mV
[Hall Comparator]
Input offset voltage
VHCIOFFSET
10
mV
Input hysteresis
VHCIHYS
8
mV
Output on voltage
VOU
0.3
V
Output off voltage
VOD
*
4.7
V
Output current (sink)
Isink
3
mA
Operating Characteristics at Ta = 25°C, VCC = 5 V, VM = 12 V (unless otherwise specified)
Parameter
Symbol
Conditions
Ratings
Unit
Operating supply voltage range
VCC
4.6 to 6.0
V
VM
4.6 to 13.0
V
Operating Conditions at Ta = 25°C
Continued on next page.
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