參數(shù)資料
型號(hào)： LB1997
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(dòng)器為CD - ROM驅(qū)動(dòng)器主軸
文件頁(yè)數(shù)： 8/9頁(yè)
文件大?。?/td> 100K
代理商： LB1997
LB1997
No. 5978-8/9
Pin number
Pin name
Pin voltage
Equivalent circuit
Pin function
10
2V to 3V
11
12
13
PWR GND
V
OUT
U
OUT
15
16
20
R F
8
C C
3
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 built in to
prevent reverse rotation.)
W phase output
Output transistor GND
V phase output
U phase output
Upper side output PNP 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.
V type control/single-side control
switching pin
CC:
High –
>
Single-side control
Low/Open –
>
V type control
Short brake pin
BRAKE:
High –
>
Short brake operation
Low/Open –
>
Motor drive operation
V
CREF
V
C
0V to V
CC
1
W
OUT
22
25
μ
A
100
μ
A
100
μ
A
25
μ
A
V
CC
1
200
10 k
15 k
30 k
30 k
200
21
A11189
5
24
V
CC
2
3.9
3.9
23
1
2
A11190
19
V
CC
1
8 k
8 k
50 k
75 k
A11191
100
μ
A
16
V
CC
1
50 k
75 k
A11192
相關(guān)PDF資料
PDF描述
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
LB251 CYAN LAMP LED
LB301 BLUE OVAL LAMP LED
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
LB1A-B1B 制造商:IDEC Corporation 功能描述:LENS, ROUND, BLACK, PUSHBUTTON SWITCH 制造商:IDEC Corporation 功能描述:LENS, ROUND, BLACK, PUSHBUTTON SWITCH; For Use With:Non Illuminated Push Button Switches; Mounting Hole Dia:16mm; Lens Color:Black
LB1A-B1G 制造商:IDEC Corporation 功能描述:LENS, ROUND, GREEN, PUSHBUTTON SWITCH 制造商:IDEC Corporation 功能描述:LENS, ROUND, GREEN, PUSHBUTTON SWITCH; For Use With:Non Illuminated Push Button Switches; Mounting Hole Dia:16mm; Lens Color:Green
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