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參數(shù)資料
| 型號(hào)： | LB1998 |
| 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(wú)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)： | 7/9頁(yè) |
| 文件大小： | 91K |
| 代理商： | LB1998 |
LB1998
No. 5979-7/9
Pin number
Pin name
Pin voltage
Equivalent circuit
Pin function
19
4V to 13.6V
17
4V to 6V
9
R S
8
F G
10
6
S/S
5
SIG GND
24
F C
15
16
13
14
11
12
Pin Descriptions
Continued on next page
Source side predrive voltage and
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 or 3 Hall element waveform
Schmitt comparator combined
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
1
U
IN
1
U
IN
2
V
IN
1
V
IN
2
V
H
W
IN
1
W
IN
2
0V to W
CC
1
1.2V to
V
CC
1–1V
8
9
V
CC
1
100
μ
A
10 k
A11196
13
11
15
25
μ
A
14
12
16
25
μ
A
25
μ
A
200
200
V
CC
1
A11197
10
V
CC
1
75
μ
A
30 k
2 k
A11198
6
V
CC
1
50 k
A11199
75 k
24
V
CC
1
2 k
20 k
5 k
A11200
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相關(guān)代理商/技術(shù)參數(shù) |
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| LB1999 | 制造商:SANYO 制造商全稱(chēng):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(chēng):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 |
| LB1A-B1R | 制造商:IDEC Corporation 功能描述:LENS, ROUND, RED, PUSHBUTTON SWITCH 制造商:IDEC Corporation 功能描述:LENS, ROUND, RED, PUSHBUTTON SWITCH; For Use With:Non Illuminated Push Button Switches; Mounting Hole Dia:16mm; Lens Color:Red |
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