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参数资料
| 型号： | LB1921 |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 3.5 A, PDIP28 |
| 封装： | HEAT SINK, SDIP-28 |
| 文件页数： | 8/11页 |
| 文件大小： | 172K |
| 代理商： | LB1921 |
LB1921
No.5439-6/11
Block Diagram
FGOUT
FGIN-
FGIN+
7V
X'tal
GND2
IN1
+
+
+
4V REG
7V REG
DIVIDER
PLL
Speed
Discriminator
OSC
ECL
LD
CR OSC
CURR
LIM
TSD
HALL HYS AMP
LOGIC
IN2
IN3
F/R
VCC
S/S
5V
LD
GND1
OUT3
OUT2
OUT1
VM
Rf
VCC
LD
F/R
S/S
5V REG
DRIVER
CR
INTOUT
POUT
DOUT
FGSOUT
INTIN
2.5V
VCC
7V REG
5V REG
+
Sample Application Circuit
1
28
2
27
3
26
4
25
5
24
6
23
7
22
8
21
9
20
10
19
11
18
12
17
13
16
14
15
C1
0.47
F
VCC(24V)
GND
C2
0.47
F
4.7
F
47
F
C9
C5
R2
R3
R5
C8
C10
C11
R9
R13
R14
R7
R10
R11
R12
R8
R1
FGS
LD
C3
C7
C4
C6
+
D1
R4
R6
R15
D2
D3
D4
D5
D6
SW1 SW2
LB1921
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LB1922 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Three-Phase Brushless Motor Driver for Office Automation Applications |
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| LB1924 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Power Brushless Motor Driver IC for Office Automation Equipment |
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