Topstek Current Transducers TPW25A .. TPW250A
TPW 25A~250A
Features
iHighly
reliable Hall Effect device
iCompact
and light weight.
Two sensors
in one package
iFast
response time
iExcellent
linearity of the output voltage over a wide input range
iExcellent
frequency response (> 50 kHz)
iLow
power consumption (24 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 encapsulate, 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 e.g. electric trains
iOther
automatic control systems
Specifications
Parameter
Nominal Input Current
Saturation Current
Linear Range
Nominal Output Voltage
Offset Voltage
Output Resistance
Hysteresis Error
Supply Voltage
Linearity
Consumption Current
Response Time (90%V
hn
)
Response Performance
Frequency bandwidth (-3dB)
Thermal Drift of Output
Thermal Drift of
Zero Current Offset
Dielectric Strength
Isolation Resistance
@ 1000 VDC
Operating Temperature
Storage Temperature
Mass
I
CC
T
r
-
f
BW
-
-
-
R
IS
T
a
T
s
W
Symbol Unit
I
fn
I
fs
I
fs
V
hn
V
os
R
OUT
V
oh
V
CC
/V
EE
mV
V
%
mA
Psec
%
Hz
%/°C
mV/°C
V
M
°C
°C
g
< ±3 mV/°C
AC2.5KV X 60 sec
>1000 M
-15°C to 80°C
-20°C to 85°C
85 g
A DC
A DC
A DC
V
mV
TPW
25A
25
±75
±75
TPW
37.5A
37.5
TPW
50A
50
TPW
75A
75
±225
±225
TPW
100A
100
±300
±300
TPW
125A
125
±375
±375
TPW
150A
150
±450
±450
TPW
175A
175
±525
±525
TPW
200A
200
±600
±600
TPW
250A
250
±600
±600
±112.5 ±150
±112.5 ±150
4 V±1% @ If=I
fn
( R
L
=10k )
Within ±40 mV @ I
f
=0, T
a
=25°C
<100 (50 nominal)
Within ±35 mV @ I
f
=I
fn
0
±15V ±5%
Within ±1% of I
fn
±24 mA nominal, ±30 mA max
10
Psec
max.
@
d
I
f
/dt = I
fn
/
Psec
10% Overshoot max.
DC to 50kHz
Within ±0.1 %/°C @ I
fn
< ±2 mV/°C
- 96 -
www.topstek.com
TPW
V080622
7/1/2008
Topstek Current Transducers TPW25A .. TPW250A
Appearance, dimensions and pin identification
All dimensions in mm ±0.2, holes –0, +0.2 except otherwise noted.
TPW100A
08265
Positive current flow direction
Pin Assignment
+15V
GND
-15V
Output A
NC*
Output C
- 97 -
www.topstek.com
TPW
V080622
7/1/2008
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EEWORLD
