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參數(shù)資料
| 型號： | LB11995H |
| 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)： | 9/10頁 |
| 文件大?。?/td> | 90K |
| 代理商： | LB11995H |
LB11995H
No. 6116-9/10
Pin number
Pin name
Pin voltage
Equivalent circuit
Pin function
5
4
2
1
PWR GND
V
OUT
U
OUT
28
27
23
R F
7
L M C
12
BRAKE
Continued from preceding page
Control reference voltage supply
pin. Determines control start
voltage.
Speed control voltage supply pin
V type control technique
V
C
> V
CREF
: Forward
V
C
< V
CREF
: Slowdown
(Reverse-blocking circuit
prevents reverse rotation.)
W phase output
Output transistor GND
V phase output
U phase output
Upper side output NPN transistor
collector pin (common for all 3
phases). For current detection,
connect resistor between V
CC
3
pin and RF pin. Constant current
control and current limiter works
by detecting this voltage.
Short brake pin
BRAKE:
High –
>
Short brake operation
Low/Open –
>
Motor drive operation
V
CREF
V
C
W
OUT
0V to V
CC
1
0V to V
CC
1
–1.5V
23
1
VCC2
3.9
3.9
27 28
2
7
15k
5k
7k
VCC1
RF
100
μ
A
12
VCC1
50k
75k
A12359
A12360
A12361
A12362
When this pin is connected to GND,
the limiter setting current is
increased by a factor of 1.5.
4
5
25
μ
A
15
μ
A
25
μ
A
15
μ
A
VCC1
51k
200
200
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LB11995 | Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB11996 | Three-Phase Brushless Motor Driver for CD-ROM Spindle Motor Driver |
| LB11996H | Three-Phase Brushless Motor Driver for CD-ROM Spindle Motor Driver |
| LB11997H | Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB11999H | CONV DC-DC 24V IN 5V OUT 100W |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LB11996 | 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 Motor Driver |
| LB11996H | 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 Motor Driver |
| LB11997H | 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 |
| LB11999 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Drivers for CD-ROM Spindle Motor Driver (supports 44x, 48x, 50x) |
| LB11999H | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Drivers for CD-ROM Spindle Motor Driver (supports 44x, 48x, 50x) |
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