參數(shù)資料
型號： LB1996
廠商： Sanyo Electric Co.,Ltd.
英文描述： Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive
中文描述： 三相無刷電機驅(qū)動器為CD - ROM驅(qū)動器主軸
文件頁數(shù)： 8/9頁
文件大小： 90K
代理商： LB1996
LB1996
No. 5977-8/9
Pin number
Pin name
Pin voltage
Equivalent circuit
Pin function
21
2V to 3V
22
23
24
PWR GND
V
OUT
U
OUT
1
2
5
R F
19
C C
16
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.
3 Hall FG/1 Hall FG switching
pin
FG
SEL
High –
>
3 Hall FG
Low/Open –
>
1 Hall FG
Short brake pin
BRAKE:
High –
>
Short brake operation
Low/Open –
>
Motor drive operation
V
CREF
V
C
W
OUT
0V to V
CC
1
22
25
μ
A
100
μ
A
100
μ
A
25
μ
A
VCC1
200
10k
15k
30k
30k
200
21
5
24
VCC2
3.9
3.9
23
1
2
19
VCC1
50k
75k
100
μ
A
16
VCC1
50k
75k
A11177
A11178
A11179
A11180
FG
SEL
相關(guān)PDF資料
PDF描述
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
LB251 CYAN LAMP LED
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
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
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