Datasheet

TMC6200 DATASHEET (Rev. 1.04 / 2019-AUG-08) 39
www.trinamic.com
Sense Amplifiers
DC-Characteristics
Tj=50°C
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Duration of Disturbance on
sense amplifier output after
switching event / settling time
t
SETTLING
V
VS
=24V
2
3
µs
V
VS
=50V
3
4
µs
Amplification
A
AMPL
amplification=0
4.85
5
5.15
V/V
amplification=1 or 2
10
V/V
amplification=3
20
V/V
Current amplifier differential
input voltage range with
V
OFS
=2.5V
V
DIFF
amplification=0
-250
+250
mV
amplification=1 or 2
-150
+150
mV
amplification=3
-75
+75
mV
Current amplifier differential
input voltage range with
V
OFS
=1.65V
V
DIFF
amplification=0
-200
+200
mV
amplification=1 or 2
-100
+100
mV
amplification=3
-40
+40
mV
Amplification absolute tolerance
A
ABSTOL
-3
+3
%
Amplification matching between
channels
A
MATCH
Tested at 1/2 full
scale
-2
+2
%
Offset voltage variation over
sense input voltage (output)
V
OFSVAR
Vsense=0V to 50V
amplification=0
-10
0
+10
mV
Offset voltage variation (input)
over temperature *)
V
OFSVART
-0.25
+-0.1
+0.25
mV/°C
Offset voltage variation (output)
over temperature *)
V
OFSVART100
25°C to 125°C
amplification=0 (5x)
-125
+-50
+125
mV/
100°C
Current amplifier input voltage
range for normal operation
V
SENSE
,
V
BM
-1
V
VS
+1V
V
Current amplifier output offset
voltage with regard to VOFS
V
OFS
amplification=0
-130
+130
mV
amplification=1/2
-250
+250
mV
amplification=3
-500
+500
mV
Current amplifier output voltage
range
V
CUR
0.1
V
VOFS
+-1.5
V
5VOUT
-0.1
V
VOFS input voltage range
V
VOFS
1.5
1.65V
or 2.5V
2.7
V
Sense amplifier output resistance
R
CUR
36
56
76
Ω
Sense amplifier output current
I
CUR
Swing 250mV to
V
5VOUT
-500mV
-1
+1
mA
Input Resistance VOFS pin
R
VOFS
130
165
210
kΩ
Output voltage with VOFS open
V
VOFS
V
5VOUT
/3
V
*) Parameter characterized by sampling, only