Topstek Current Transducer TQM200A
TQM200A
Features
iHighly
reliable Closed Loop Hall Effect device
iCompact
and light weight
iFast
response time
iExcellent
linearity of the output voltage over a wide input range
iExcellent
frequency response (> 200 kHz)
iLow
power consumption (9 mA nominal)
iCapable
of measuring both DC and AC, both pulsed and mixed
iHigh
isolation voltage between the measuring circuit and the
current-carrying conductor (AC2.5KV)
iExtended
operating temperature range
iFlame-Retardant
plastic case and silicone encapsulant, using UL
classified materials, ensures protection against environmental
contaminants and vibration over a wide temperature and
humidity range
Applications
iUPS
systems
iIndustrial
robots
iNC
tooling machines
iElevator
controllers
iProcess
control devices
iAC
and DC servo systems
iMotor
speed controller
iElectrical
vehicle controllers
iInverter-controlled
welding machines
iGeneral
and special purpose inverters
iPower
supply for laser processing machines
iController
for traction equipment eg. electric trains
iOther
automatic control systems
Specifications
Parameter
Nominal Input Current
Supply Voltage Range
Supply Voltage ±5%
Consumption Current
Measuring Range
Maximum Load Resistance
Minimum Load Resistance
Conversion Ratio
Secondary Current @ I
pn
Secondary Resistance
Offset Current
Overall Accuracy @ I
pn
Linearity
Response Time (90%V
hn
)
Frequency bandwidth (-3dB)
Thermal Drift of Output
Dielectric Strength
Isolation Resistance
@ 1000 VDC
Operating Temperature
Storage Temperature
Mass
T
r
f
BW
-
-
R
IS
T
a
T
s
W
Symbol
I
pn
V
CC
/V
EE
V
CC
/V
EE
I
CC
I
fs
R
Mmax
R
Mmin
K
N
I
s
R
Mmax
I
os
mA
%
%
Psec
Hz
mA
V
M
°C
°C
g
- 114 -
www.topstek.com
Unit
A DC
V
V
mA
A DC
±200
26
0
±250
4
0
±12
TQM200A
±200
±12 --- ±15
±15
15 mA + I
s
±200
56
0
1:2000
±300
8
0
mA
100
<72 @ 25°C, <80 @ 80°C
Within ±0.3 mA @ I
p
=0, T
a
=25°C
Within ±0.3% of I
fn
Within ±0.1% of I
fn
1
Psec
max.
@
d
I
f
/dt = I
pn
/
Psec
DC to100kHz
Within ±0.5mA 0°C~80°C
AC2.5KV X 60 sec
>1000 M
-20°C to 80°C
-20°C to 85°C
51 g
TQM200A
V080201
7/1/2008
TOPSTEK [ TOPSTEK INC. ]
