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參數(shù)資料
| 型號： | LB1971V |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Three-Phase Full-Wave Sensorless CD and MD Players Spindle Motor Driver |
| 中文描述： | 三相全波傳感器的CD和MD機主軸電機驅(qū)動器 |
| 文件頁數(shù)： | 2/9頁 |
| 文件大?。?/td> | 82K |
| 代理商： | LB1971V |
No. 6214-2/9
LB1971V
Electrical Characteristics
at V
CC
= 3.0 V, V
S
= 1.5 V, Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage 1
V
CC
1
V
CC
2
V
S
V
FG
I
FG
2.0 to 6.0
V
Supply voltage 2
2.0 to 6.0
V
Output circuit supply voltage
0 to V
CC
2
0 to 6.0
V
FG pin applied voltage
V
FG pin output current
2.0
mA
Allowable Operating Ranges
at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[Current Drain]
Power save mode current drain
I
CC
1-1
I
CC
1-2
I
CC
2
I
CC
1+2
STBY mode
5
μA
Operating current drain
I
O
= 20 mA
I
O
= 20 mA
I
O
= 20 mA
3.6
4.6
mA
Pre-drive current
0.4
1.0
mA
Current drain + pre-drive current
4.0
5.5
mA
[Output Saturation Voltage]
Source 1-1
V
sat
1-1
V
sat
1-2
V
sat
2-1
V
sat
2-2
V
sat
3-1
V
sat
3-2
I
O
= 0.4 A, V
CC
1 = V
CC
2 = V
S
I
O
= 0.2 A, V
CC
1 = V
CC
2 = V
S
I
O
= 0.4 A, V
CC
1 = V
CC
2 =3V, V
S
= 1.5 V
I
O
= 0.2 A, V
CC
1 = V
CC
2 =3V, V
S
= 1.5 V
I
O
= 0.4 A
I
O
= 0.2 A
0.90
1.00
V
Source 1-2
0.85
0.95
V
Source 2-1
0.25
0.35
V
Source 2-2
0.15
0.25
V
Sink 1
0.20
0.35
V
Sink 2
0.13
0.25
V
[STBY Pin]
High-level input voltage
V
SSH
V
SSL
I
SSH
I
SSL
1.4
V
CC
1
0.3
V
Low-level input voltage
–0.1
V
High-level input current
V
STBY
= 3.0 V
V
STBY
= 0 V
75
μA
Low-level input current
–10
μA
[BRAKE Pin]
High-level input voltage
V
BRKH
V
BRKL
I
BRKH
I
BRKL
1.4
V
CC
1
0.3
V
Low-level input voltage
–0.1
V
High-level input current
V
BRK
= 3 V
V
BRK
= 0 V
60
μA
Low-level input current
–10
μA
[Startup Oscillator]
High-level output voltage
V
OSCH
V
OSCL
1.35
1.50
1.65
V
Low-level output voltage
0.50
0.65
0.80
V
[Position Detection Circuit]
Offset voltage
V
OFS
V
ICM
Design target value
–10
+10
mV
Common-mode input voltage range
0
V
CC
2 – 1.5
V
[FG Output Pin]
Output saturation voltage
V
FGSAT
IFG = 0.4 mA
0.1
0.25
V
[Thermal Protection Circuit]
Operating temperature
TSD
TSD
Design target value
150
180
°C
Hysteresis
Design target value
40
°C
[CX Oscillator]
High-level output voltage
V
CXH
V
CXL
f
CX
0.8
1.0
1.2
V
Low-level output voltage
0.3
0.5
0.7
V
Oscillator frequency
C = 470 pF
40
Hz
[SLOPE Circuit]
Charge current
I
CHG
1
I
CHG
2
–6.0
–4.5
–3.0
μA
Discharge current
3.0
4.5
6.0
μA
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