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參數(shù)資料
| 型號： | LB1988N |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Three-Phase Sensorless Motor Driver + Loading Motor Driver |
| 中文描述： | 三相電機(jī)驅(qū)動(dòng)器傳感器加載電機(jī)驅(qū)動(dòng)器 |
| 文件頁數(shù)： | 6/9頁 |
| 文件大?。?/td> | 92K |
| 代理商： | LB1988N |
No. 6185-6/9
LB1988N
Pin Functions
Pin No.
Symbol
Voltage
Function
Equivalent circuit diagram
Frequency characteristics correction.
Insert a capacitor between this pin and ground to
prevent closed-loop oscillation in the current control
system.
1
FC
V
REG
1 k
10 k
5 k
1
Speed control.
This circuit implements a constant-current control
scheme in which current feedback from the RF pin is
applied.
2
VC
0 V to V
REG
40 k
27 k
24 k
V
CC
V
REG
50
μ
F
50
μ
F
2
200
Control system power supply.
This power supply must be stabilized to prevent
ripple or other noise entering the circuit.
3
VREG
4 V to 6 V
6
μ
F
6
μ
F
6
μ
F
V
REG
5
200
200
4
10 k
10 k
6
30
μ
F
60
μ
F
38
38
5 k
V
REG
4
5 k
PG amplifier + input.
This input is biased at 1/2 VREG internally.
4
PGIN+
PG amplifier - input.
5
PGIN–
PG amplifier linear output.
6
PGOUT1
Continued on next page.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LB1989 | Three-Phase Sensorless VCR Drum Motor Driver |
| LB1991 | Three-Phase Brushless Motor Driver for Portable VCR Capstan Motors |
| LB1991V | Three-Phase Brushless Motor Driver for Portable VCR Capstan Motors |
| LB1995 | Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
| LB1996 | Three-Phase Brushless Motor Driver for CD-ROM Spindle Drive |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LB1989 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Sensorless VCR Drum Motor Driver |
| LB1989-MPB-E | 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 RoHS:否 制造商:ON Semiconductor 產(chǎn)品: 類型: 工作電源電壓: 電源電流: 工作溫度: 安裝風(fēng)格: 封裝 / 箱體: 封裝: |
| LB1989-TRM-E | 制造商:ON Semiconductor 功能描述:3 PHASE SENSORLESS MOTOR - Tape and Reel |
| LB1991 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for Portable VCR Capstan Motors |
| LB1991V | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for Portable VCR Capstan Motors |
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