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L6219R 데이터시트(PDF) 4 Page - STMicroelectronics

부품명 L6219R
상세설명  STEPPER MOTOR DRIVER
PDF  11 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6219R 데이터시트(HTML) 4 Page - STMicroelectronics

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L6219R
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*) ICEX is the sum of the leakage of the power switch and recirculation diode.
Figure 4.
IIN(L)
Input Current
VIN = 0.84V
-
-3
-200
µA
VREF
Reference Voltage
Operating
1.5
-
2
V
ISS(ON)
Total Logic Supply Current
Io = I1 = 0.8V, No Load
-
44
60
mA
ISS(OFF)
Total Logic Supply Current
Io = I1 = 2.4V, No Load
-
10
14
mA
COMPARATORS
VREF/
Vsense
Current Limit Threshold (at trip
point)
Io = I1 = 0.8V
9.5
10
10.5
-
Io = 2.4V, I1 = 0.8V
13.5
15
16.5
-
Io = 0.8V, I1 = 2.4V
25.5
30
34.5
-
toff
Cutoff Time
Rt = 56K
Ω Ct = 820pF
-
50
µs
td
Turn Off Delay
Fig. 1
-
1
µs
PROTECTION
TJ
Thermal Shutdown Temperature
-
170
-
°C
Table 5. Electrical Characteristics (continued)
(Tj = 25°C, VS = 4.5V, VSS = 4.75V to 5.25V, VREF = 2V; unless otherwise specified) See fig. 6
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit



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