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參數(shù)資料
| 型號(hào)： | LB1821M |
| 元件分類(lèi)： | 運(yùn)動(dòng)控制電子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 0.03 A, PQFP44 |
| 封裝： | 10 X 10 MM, QFP-44 |
| 文件頁(yè)數(shù)： | 4/16頁(yè) |
| 文件大?。?/td> | 279K |
| 代理商： | LB1821M |
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No. 5686-12/16
LB1821M
Continued from preceding page.
Pin No.
Pin
Functions
Equivalent circuit
6BR
Brake control (short braking operation)
Low: 0 to 1.5 V
High: 4.0 V to VCC
An open state functions as a high-level input.
Low for start, high or open for brake mode operation.
The hysteresis is about 0.45 V.
7
F/R
Forward/reverse control
Low: 0 to 1.5 V
High: 4.0 V to VCC
An open state functions as a high-level input.
Low for forward, high or open for reverse rotation.
The hysteresis is about 0.45 V.
8
CLK
External clock signal input
Low: 0 to 1.5 V
High: 4.0 V to VCC
An open state functions as a high-level input.
The hysteresis is about 0.45 V.
f = 10 kHz, maximum
9
S/S
Start/stop control
Low: 0 to 1.5 V
High: 4.0 V to VREG
An open state functions as a high-level input.
Low for start, high or open for stop mode operation.
The hysteresis is about 0.45 V.
10
N1
Speed discriminator count switching
Low: 0 to 1.5 V
High: 4.0 V to VCC
An open state functions as a high-level input.
The hysteresis is about 0.45 V.
Continued on next page.
VCC
6
ILB00722
200
Ω
63k
Ω
VCC
7
ILB00723
200
Ω
63k
Ω
VCC
8
ILB00724
200
Ω
63k
Ω
VCC
9
ILB00725
200
Ω
63k
Ω
VCC
10
ILB00726
200
Ω
63k
Ω
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