參數(shù)資料
型號: BD6718FV-E2
元件分類: 運動控制電子
英文描述: BRUSHLESS DC MOTOR CONTROLLER, 0.02 A, PDSO20
封裝: ROHS COMPLIANT, SSOP-20
文件頁數(shù): 18/34頁
文件大?。?/td> 1916K
代理商: BD6718FV-E2
25/40
3) Lock protection and automatic restart
Motor rotation is detected by hall signal, and lock detection ON time (TON) and lock detection OFF time (TOFF) are
set by the IC internal counter. Timing chart is shown in Fig.84.
For BD6718FV, lock detection time (TOFF) setting can be changed by SEL terminal.
(See the electric characteristics item)
Fig.84 Lock protection (incorporated counter system) timing chart
H+
OUT1
TO FF
Motor
locking
Recovers norm al operation
TO N :
TO FF :
Lock detection O N tim e
Lock detection O FF tim e
OUT2
FG
A1H
A1L
A2H
A2L
FG
AL
TO N
TO FF
BD6709FS
BD6721FS
BD6718FV
Output Tr
O FF
O utput Tr O N
HIG H(open collecter)
Lock
detection
Lock release
A1H
A1L
FG
HIG H(open collector)
AL
A2H
A2L
BD6722FS
: High-im pedance
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