參數(shù)資料
型號(hào): L6223
廠商: 意法半導(dǎo)體
英文描述: DMOS Programmable High Speed Unipolar Stepper Motor Driver(高速單極步進(jìn)電機(jī)驅(qū)動(dòng)器)
中文描述: DMOS的可編程高速單極性步進(jìn)電機(jī)驅(qū)動(dòng)器(高速單極步進(jìn)電機(jī)驅(qū)動(dòng)器)
文件頁(yè)數(shù): 5/33頁(yè)
文件大?。?/td> 1078K
代理商: L6223
ELECTRICAL CHARACTERISTICS
(Continued)
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
SWITCHING TIMING
t2, t4
Fall/Rise Time (IN1, 2, 3, 4)
R
(load)
= 39
(Fig. 5)
Pure Resistive Load to V
S
250
ns
t1, t3
Input-Output Delay
(IN1, 2, 3, 4)
R
(load)
= 39
(Fig. 5)
Pure Resistive Load to V
S
700
ns
t
dPWM
Close Loop PWM
Control Delay
(Fig. 4) Note 1
1
μ
s
PROGRAMMING TIMING
t1
Loading Time
(Fig. 6)
1.7
μ
s
t2
Protection Time
(Fig. 6) Note 2
0.2
μ
s
t3
Data Set-up
(Fig. 6)
0
ns
t4
Data Hold
(Fig. 6)
1.6
μ
s
t5
Setting Time
(Fig. 6)
200
ns
Note 1) UpperDMOS turn ON delaywhen the signal is applied at the input comparator (point A in Fig. 4).
Note 2) Internalclock pulse isgenerated only if IN1...IN4 stay Low for almost 0.2
μ
s. This delay avoids undesirable programmings.
Figure1:
Outputleakage I
OL
Test Circuit
Figure2a:
Source Output DMOS R
DS(ON)
Test
Circuit
L6223
5/33
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