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參數(shù)資料
| 型號： | LB1995 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| 中文描述： | 三相無刷電機(jī)驅(qū)動器為CD - ROM驅(qū)動器主軸 |
| 文件頁數(shù)： | 7/9頁 |
| 文件大?。?/td> | 92K |
| 代理商： | LB1995 |
LB1995
No. 5976-7/9
Pin number
Pin name
Pin voltage
Equivalent circuit
Pin function
3
4V to 13.6V
4
4V to 13.6V
6
4V to 6V
14
R S
15
F G
13
17
S/S
18
SIG GND
20
F C
8
7
10
9
12
11
Pin Descriptions
Continued on next page
Source side predrive voltage supply
pin
Constant current control amplifier
voltage supply pin
Power supply pin for all circuits
except output transistors, source
predriver, and low current control
amplifier
Reverse detector pin
Forward rotation: High
Reverse rotation: Low
1 Hall element waveform Schmitt
comparator composite output
U phase Hall element input and
reverse detector U phase Schmitt
comparator input pin
Logic High indicates U
IN
1 > U
IN
2.
V phase Hall element input and
reverse detector V phase Schmitt
comparator input pin
Logic High indicates V
IN
1 > V
IN
2.
W phase Hall element input and
reverse detector W phase Schmitt
comparator input pin
Logic High indicates W
IN
1 > W
IN
2.
Hall element lower side bias voltage
supply pin
When this pin is at 0.7V or lower, or
when it is open, all circuits are
inactive. When driving motor, set
this pin to 2V or higher.
Control loop frequency compensa-
tor pin. Connecting a capacitor
between this pin and GND prevents
closed loop oscillation in current
limiting circuitry.
GND pin for all circuits except
output
V
CC
2
V
CC
3
V
CC
1
U
IN
1
U
IN
2
V
IN
1
V
IN
2
W
IN
1
W
IN
2
1.2V to
V
CC
1–1V
V
H
0V to V
CC
1
14 15
V
CC
1
100
μ
A
10 k
A11127
10
8
12
25
μ
A
9
7
11
25
μ
A
25
μ
A
200
200
V
CC
1
A11128
13
V
CC
1
75
μ
A
30 k
2 k
A11129
17
V
CC
1
50 k
A11130
75 k
20
V
CC
1
2 k
20 k
5 k
A11131
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LB1996 | Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB1997 | Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB1998 | Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB1999 | Three-Phase Brushless Motor Driver for VCR Capstan Motors |
| LB1999M | Three-Phase Brushless Motor Driver for VCR Capstan Motors |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LB1996 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB1997 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB1998 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB1999 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for VCR Capstan Motors |
| LB1999M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for VCR Capstan Motors |
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