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參數(shù)資料
| 型號(hào)： | TMC239-LA |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | High Current Microstep Stepper Motor Driver with protection / diagnosis and SPI Interface |
| 中文描述： | 大電流微步驅(qū)動(dòng)器，步進(jìn)電機(jī)保護(hù)/診斷和SPI接口 |
| 文件頁(yè)數(shù)： | 17/21頁(yè) |
| 文件大小： | 170K |
| 代理商： | TMC239-LA |
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TMC239 DATA SHEET (V1.00 / Apr. 24th, 2003)
17
Copyright 2002, TRINAMIC Microchips GmbH
Absolute Maximum Ratings
The maximum ratings may not be exceeded under any circumstances.
Symbol Parameter
Min
Max
Unit
V
S
Bridge supply voltage
35
V
V
SM
Bridge voltage spike / max. 20000s
40
V
V
CC
Logic supply voltage
-0.5
6.0
V
I
OP
V
I
V
IA
I
IO
Gate driver peak current (1)
50
mA
Logic input voltage
Analog input voltage
-0.3
-0.3
V
CC
+0.3V
V
CC
+0.3V
+/-10
V
V
Maximum current to / from digital pins
and analog inputs
mA
V
VT
Short-to-ground detector input voltage
V
S
-1V
V
S
+0.3V
V
T
J
Junction temperature
-40
150
°C
T
STG
Storage temperature
-55
150
°C
(1) Internally limited
Electrical Characteristics
Operational Range
Symbol Parameter
Min Max Unit
T
AI
Ambient temperature industrial (1) TMC 239
-25
125
°C
T
AA
T
J
V
S
Ambient temperature automotive TMC 239
-40
125
°C
Junction temperature
-40
140
°C
Bridge supply voltage
7
30
V
V
CC
f
CLK
Logic supply voltage
3.1
5.5
V
Chopper clock frequency
100
kHz
(1) The circuit can be operated up to 140°C, but output power might derate.
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