參數(shù)資料
型號: LV8746V
廠商: SANYO SEMICONDUCTOR CO LTD
元件分類: 運(yùn)動控制電子
英文描述: STEPPER MOTOR CONTROLLER, 1.2 A, PDSO44
封裝: 0.275 INCH, SSOP-44
文件頁數(shù): 16/24頁
文件大?。?/td> 400K
代理商: LV8746V
LV8746V
DC motor driver circuit (DM = High, and the current limit function is in use.)
VG
VM
CP1
VREG5
ATT2
ATT1
EMO
CEM
NC
RCHOP
NC
RST/PH1
STP/I01
FR/I11
MD2/PH2
DM
OE/I12
ST
VREF
GND
MD1/I02
CP2
NC
OUT1A
NC
VM1
NC
RF1
NC
OUT1B
OUT2A
NC
RF2
NC
VM2
NC
PGND2
OUT2B
NC
PGND1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
L
V8746V
100pF
M
+
-
5V
Logic input
Channel 1
control
logic
input
Channel 2
control
logic
input
Logic input
The setting conditions for the above circuit diagram example are as follows :
Chopping frequency : 62.5kHz (RCHOP = 20kΩ)
I01(02)
I11(12)
Output current (IO)
Low
0
High
Low
IO = ((VREF/5) / RF) × 1/3
Low
High
IO = ((VREF/5) / RF) × 2/3
High
IO = (VREF/5) / RF
Example ) When ATT=Low,ATT2=Low,I01(02)=High,I11(12)=High (VREF = 1.5V,RF=0.51
Ω)
IOUT = (1.5V / 5 × 1 ) / 0.51Ω = 0.6A
PH1(2)
Electrical current direction
Low
OUTB → OUTA
High
OUTA → OUTB
No.A1563-23/24
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PDF描述
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