參數資料
型號： LB1921
廠商： Sanyo Electric Co.,Ltd.
英文描述： Three-Phase Brushless Motor Driver for OA Applications
中文描述： 三相無刷電機驅動的辦公自動化應用
文件頁數： 5/10頁
文件大?。?/td> 138K
代理商： LB1921
Truth Table
Equivalent Circuit Block Diagram
Note: Input high refers to the state where IN
+
> IN
–
.
The formula below gives the relationship between the oscillator frequency (f
OSC
) and the FG frequency (f
FC
).
f
FC
(servo) = f
OSC
/(ECL divisor (16)
×
number of counts)
= f
OSC
/8192
Crystal Oscillator External Circuit
No. 5439-5/10
LB1921
Source
→
Sink
F/R = low
R/R = high
IN1
IN2
IN3
IN1
IN2
IN3
1
OUT3
→
OUT2
OUT3
→
OUT1
OUT2
→
OUT1
OUT2
→
OUT3
OUT1
→
OUT3
OUT1
→
OUT2
H
H
L
L
L
H
2
H
L
L
L
H
H
3
H
L
H
L
H
L
4
L
L
H
H
H
L
5
L
H
H
H
L
L
6
L
H
L
H
L
H
External Circuit Constants (reference values)
Note: The crystal used must have a fundamental frequency fo impedance to
3fo impedance ratio of 1:5 or greater.
Xtal (MHz)
C1 (pF)
C2 (pF)
R (k
)
0.82
3 to 4
39
82
4 to 5
39
82
1.0
5 to 7
39
47
1.5
7 to 10
39
27
2.0
相關PDF資料
PDF描述
LB1922 Three-Phase Brushless Motor Driver for Office Automation Applications
LB1923M Power Brushless Motor Pre-Driver IC for OA Equipment
LB1924 Power Brushless Motor Driver IC for Office Automation Equipment
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相關代理商/技術參數
參數描述
LB1922 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for Office Automation Applications
LB1923M 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Power Brushless Motor Pre-Driver IC for OA Equipment
LB1923M-MPB-E 制造商:ON Semiconductor 功能描述:3PHASE MOTOR PRE-DRIVER - Trays
LB1923M-TLM-E 功能描述:馬達/運動/點火控制器和驅動器 RoHS:否 制造商:STMicroelectronics 產品: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 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
LB1924 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Power Brushless Motor Driver IC for Office Automation Equipment
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