TMC246 DATA SHEET (V2.01 / Sep. 14th, 2005)
18
Copyright © 2005, TRINAMIC Motion Control GmbH & Co KG
Absolute Maximum Ratings
The maximum ratings may not be exceeded under any circumstances.
Symbol Parameter
Min
Max
Unit
VS
Supply voltage (A-type)
36
V
VS
Supply voltage (non-A-type)
30
V
VMD
Supply and bridge voltage max. 20000s
(non-A-type: device disabled)
40
V
VTR
Power transistor voltage VOA-VBRA, VOB-
VBRB, VSA-VOA, VSB-VOB (A-type)
40
V
VTR
Power transistor voltage VOA-VBRA, VOB-
VBRB, VSA-VOA, VSB-VOB (non-A-type)
30
V
VCC
Logic supply voltage
-0.5
6.0
V
IOP
Output peak current (short pulse)
+/-7
A
TA ≤ 85°C
1500
TA ≤ 105°C
1000
IOC
Output current
(continuous, one bridge)
TA ≤ 125°C
800
mA
VI
Logic input voltage
-0.3
VCC+0.3V
V
VIA
Analog input voltage
-0.3
VCC+0.3V
V
IIO
Maximum current to / from digital pins
and analog inputs
+/-10
mA
VVT
Short-to-ground detector input voltage
VS-1V
VS+0.3V
V
TJ
Junction temperature
-40
150 (1)
°C
TSTG
Storage temperature
-55
150
°C
(1) Internally limited
Electrical Characteristics
Operational Range
Symbol Parameter
Min
Max
Unit
TAI
Ambient temperature industrial (1)
-25
125
°C
TAA
Ambient temperature automotive
-40
125
°C
TJ
Junction temperature
-40
140
°C
VS
Bridge supply voltage (A-type)
7
34
V
VS
Bridge supply voltage (non-A-type)
7
28.5
V
VCC
Logic supply voltage
3.0
5.5
V
fCLK
Chopper clock frequency
50
kHz
RSLP
Slope control resistor
0
110
K
Ω
(1) The circuit can be operated up to 140°C, but output power derates.
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