參數(shù)資料
型號(hào): tle 4729
廠商: SIEMENS AG
英文描述: 2-Phase Stepper-Motor Driver(兩相步進(jìn)式馬達(dá)驅(qū)動(dòng)器)
中文描述: 二相步進(jìn)電機(jī)驅(qū)動(dòng)器(兩相步進(jìn)式馬達(dá)驅(qū)動(dòng)器)
文件頁(yè)數(shù): 4/26頁(yè)
文件大小: 222K
代理商: TLE 4729
Data Sheet
4
1999-06-24
TLE 4729 G
Figure 2
Block Diagram
21
Error 1 output;
signals with “l(fā)ow” the errors: open load or short circuit
to +
V
S
of one or more outputs or short circuit of the load or over-
temperature.
Input phase 2;
controls the current flow through phase winding 2. On
H-potential the phase current flows from Q21 to Q22, on L-potential in
the reverse direction.
22
Pin Definitions and Functions
(cont’d)
Pin No.
Function
D11
D12
D14
D13
T11
T13
T12
T14
Function
Logic
Phase 1
Oscillator
Phase 2
Function
Logic
Inhibit
T21
T23
D23
D21
T22
T24
D24
D22
Error-Flag
Generation
TLE 4729 G
Phase 1
Error 1
Phase 2
Error 2
V
S
+
Q21
Q22
21
Ι
20
Ι
OSC
C
OSC
V
+
S
R
1
R
2
Q11
Q12
R
sense
sense
R
GND
AEB02196
10
Ι
Ι
11
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