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參數(shù)資料
| 型號： | LB11880 |
| 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 with Loading Motor Driver |
| 中文描述： | 三相電機驅(qū)動器與傳感器加載電機驅(qū)動器 |
| 文件頁數(shù)： | 8/9頁 |
| 文件大?。?/td> | 91K |
| 代理商： | LB11880 |
No. 6470-8/9
LB11880
Continued from preceding page.
Pin No.
Pin
Pin voltage
Function
Equivalent circuit
Drum motor driver output
Lowest potential of the drum motor driver output
transistor
This IC implements constant-current control by
detecting this voltage.
The current limiter also operates by detecting this
voltage.
16
U
OUT
20
μ
A
3.9
3.9
V
CC
16
18
17
22
20
23
24
30 k
30 k
10 k
VCC
200
23
24
22
19
200
200
2 k
16 17 18
10 k
17
V
OUT
18
W
OUT
20
RF
Internal reference voltage and power supply for
both the drum motor driver output block and the
coil waveform detection circuit.
21
V
CC
8 to 13.8 V
Motor coil center input
The coil voltage waveform is detected with this
voltage as the reference.
19
MCOM
1/2VREG
-VF
1 k
V
REG
5
μ
A
15
μ
A
15
μ
A
26
25
100
μ
A
300
V
REG
27
Triangular wave generating capacitor connection
This triangular wave is used to implement soft
switching in the coil output waveform.
The value of the capacitor connected between this
pin and ground determines the operating frequency
range and the minimum operating frequency of the
VCO circuit.
25
C1
26
C2
27
CX
Coil waveform detection comparator input
Each phase output is connected by an internal
10 k
resistor.
22
U
IN
23
V
IN
24
W
IN
Continued on next page.
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相關(guān)代理商/技術(shù)參數(shù) |
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| LB11899J-MPB-E | 功能描述:馬達(dá)/運動/點火控制器和驅(qū)動器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
| LB11899J-TRM-E | 功能描述:馬達(dá)/運動/點火控制器和驅(qū)動器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
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