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參數資料
型號: L9942XP1TR
廠商: STMICROELECTRONICS
元件分類: 運動控制電子
英文描述: STEPPER MOTOR CONTROLLER, 2.5 A, PDSO24
封裝: ROHS COMPLIANT, SSOP-24
文件頁數: 8/40頁
文件大小: 639K
代理商: L9942XP1TR
Electrical specifications
L9942
Doc ID 11778 Rev 6
3.4
Electrical characteristics
VS = 7 to 20 V, VCC = 3.0 to 5.3 V, Tj = -40 to 150 °C, IREF = -200 A, unless otherwise
specified. The voltages are referred to GND and currents are assumed positive, when the
current flows into the pin.
3.4.1
Supply
Table 8.
Supply
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
IS
VS DC supply current in active
mode
VS = 13.5 V, EN=VCC outputs
floating
-7
20
mA
VS quiescent supply current
VS = 13.5 V, TEST,
EN = 0V outputs
floating
Tj = -40 °C
to 25 °C
-3
10
A
Tj = 125 °C
-6
20
ICC
VCC DC supply current in
active mode
VCC = 5.0 V EN=VCC,
DI=CLK=STEP=0V
-1
3
mA
VCC = 5.0 V TEST;
EN = 0 V; CSN =
VCC no clocks
outputs floating
Tj = -40 °C
to 25 °C
-1
3
A
ICC
VCC quiescent supply current
CSN=VCC no
clocks outputs
floating
Tj = 125 °C
-2
6
A
VS = 13.5 V, VCC =
5.0 V
Tj = -40 °C
to 25 °C
-4
13
A
IS + ICC
Sum quiescent supply current
TEST; EN=0 V
CSN=VCC no
clocks outputs
floating
Tj = 125 °C
-8
26
tsetPOR
(1)
VCC on set up time
EN = 5 V, CSN=CLK=0V DO
changes from high ohmic to logic
level LOW
2
-
s
1.
This parameter is guaranteed by design.
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