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参数资料
| 型号： | LB1989 |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 1 A, PDSO28 |
| 封装： | HSOP-28 |
| 文件页数： | 5/9页 |
| 文件大小： | 117K |
| 代理商： | LB1989 |
No. 6210-5/9
LB1989
Pin Functions
Pin No.
Pin
Pin voltage
Equivalent circuit
Function
Continued on next page.
Drum motor driver outputs
The lowest potential of the drum motor
driver output transistors. Constant-current
control is implemented by detecting this
voltage.
The current limiter also operates by
detecting this voltage.
27
2
1
UOUT
VOUT
WOUT
RF
26
Driver start/stop control
High: Motor drives operating state
Low: Standby state (power saving mode)
26
S/S
7
VCC
8 to 13.8 V
Power supply
5
MCOM
8
9
10
Motor coil center input
The coil voltage waveform is detected
referenced to this voltage.
Coil waveform detection comparator inputs
Each phase output is connected through
an internal 10 k
resistor.
UIN
VIN
WIN
11
12
C1
C2
Sawtooth waveform generator capacitor
connection
This sawtooth waveform is used for soft
switching in the coil output waveform.
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相关代理商/技术参数 |
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|---|---|
| LB1989-MPB-E | 功能描述:马达/运动/点火控制器和驱动器 RoHS:否 制造商:ON Semiconductor 产品: 类型: 工作电源电压: 电源电流: 工作温度: 安装风格: 封装 / 箱体: 封装: |
| LB1989-TRM-E | 制造商:ON Semiconductor 功能描述:3 PHASE SENSORLESS MOTOR - Tape and Reel |
| LB1991 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for Portable VCR Capstan Motors |
| LB1991V | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for Portable VCR Capstan Motors |
| LB1991V_09 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:For Fan Motor 3-phase Brushless Motor Driver |
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