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參數(shù)資料
| 型號： | LB1955 |
| 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 Brushless Motor Driver |
| 中文描述： | 三相無刷電機(jī)驅(qū)動器 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大小： | 127K |
| 代理商： | LB1955 |
No. 5452-4/7
LB1955
Pin Functions
Pin No.
Pin
Function
23, 24
U
IN
1, U
IN
2
V
IN
1, V
IN
2
W
IN
1, W
IN
2
UOUT
U phase Hall element input
25, 26
V phase Hall element input
27, 28
W phase Hall element input
16
U phase output
15
VOUT
V phase output
13
WOUT
W phase output
11
LCTR
Pin connected to the center points of the coils that are Y-connected to the U, V, and W outputs.
9
V
CC
V
REF
GND
Power supply
10
Reference voltage output
8
GND
14
Rf
Output current detection
1
VG
Closed loop control gain switching
2
FC
Speed control loop frequency characteristics correction
3
LIM
Output current limit setting
4
VC
Speed control
5
PG
PG waveform output
6
FG
FG waveform output (FGR shorted to GND)
7
FGR
PG/FG synthesized output (FGR shorted to PG)
18
SH
PG waveform sample-and-hold circuit capacitor connection
22
AGC
Connection for the capacitor used by the AGC circuit, which holds the input gain at a fixed level.
12, 17, 19
NC
No connection
20, 21
Recommended Special Magnetization Waveforms
Note: Note that the intersections between the special magnetization and general waveforms and the intersections between pairs of general waveforms must
be set up to be 30° apart.
Hall Input Order
Note: The Hall input order must be set up to be W
→
V
→
U.
B
≤
A < 7/6
×
B
8/6
×
D
≤
C
≤
10/6
×
D
Hall input
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| LB1961M | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| LB1962 | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:LINEAR INTEGRATED CIRCUIT |
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