TOPSTEK TPW75A

Topstek Current Transducers TPW25A .. TPW250A
TPW 25A~250A
Features
Applications
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
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
Symbol Unit
TPW
25A
TPW
37.5A
TPW
50A
TPW
75A
TPW
100A
TPW
125A
TPW
150A
TPW
175A
TPW
200A
TPW
250A
37.5
50
75
100
125
150
175
200
250
Nominal Input Current
Ifn
A DC
25
Saturation Current
Ifs
A DC
±75
±112.5 ±150
±225
±300
±375
±450
±525
±600
±600
Linear Range
Ifs
A DC
±75
±112.5 ±150
±225
±300
±375
±450
±525
±600
±600
Nominal Output Voltage
Vhn
V
4 V±1% @ If=Ifn ( RL=10k)
Offset Voltage
Vos
mV
Within ±40 mV @ If=0, Ta=25°C
Output Resistance
ROUT
<100(50nominal)
Hysteresis Error
Voh
mV
Within ±35 mV @ If=Ifn0
Supply Voltage
VCC/VEE
V
±15V ±5%
Linearity
%
Within ±1% of Ifn
Consumption Current
ICC
mA
±24 mA nominal, ±30 mA max
Response Time (90%Vhn)
Tr
Psec
Response Performance
-
%
10% Overshoot max.
fBW
Hz
DC to 50kHz
Thermal Drift of Output
-
%/°C
Within ±0.1 %/°C @ Ifn
Thermal Drift of
Zero Current Offset
-
mV/°C
Dielectric Strength
-
V
AC2.5KV X 60 sec
Isolation Resistance
@ 1000 VDC
RIS
M
>1000 M
Operating Temperature
Ta
°C
-15°C to 80°C
Storage Temperature
Ts
°C
-20°C to 85°C
Mass
W
g
85 g
Frequency bandwidth (-3dB)
10 Psec max.
@
d If /dt = Ifn / Psec
< ±3 mV/°C
- 96 www.topstek.com
< ±2 mV/°C
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
3
Pin Assignment
$
%
[
&
+15V
GND
-15V
Output A
NC*
Output C
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- 97 www.topstek.com
TPW
V080622
7/1/2008