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TD25A View Datasheet(PDF) - Topstek Inc.

Part NameDescriptionManufacturer
TD25A Topstek Current Transducers TOPSTEK
Topstek Inc. TOPSTEK
TD25A Datasheet PDF : 2 Pages
1 2
Topstek Current Transducers TD25A .. TD400A
TD 25A~400A
Features
iHighly reliable Hall Effect device
iCompact and light weight
iFast response time
iExcellent linearity of the output voltage over a wide input range
iExcellent frequency response (> 50 kHz)
i Low power consumption (12 mA nominal)
i Capable 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
Symbol Unit
TD TD TD TD TD TD TD TD TD TD TD TD
25A 50A 75A 100A 125A 150A 175A 200A 250A 300A 350A 400A
Ifn A DC 25 50 75 100 125 150 175 200 250 300 350 400
Linear Range
Ifs A DC ±75 ±150 ±225 ±300 ±375 ±450 ±525 ±525 ±550 ±550 ±550 ±600
Nominal Output Voltage
Vhn
V
4 V±1% at If=Ifn ( RL=10kȍ)
Offset Voltage
Vos
mV
Within ±35 mV @ If=0, Ta=25°C
Output Resistance
ROUT
ȍ
<100ȍ(50ȍnominal)
Hysteresis Error
Voh mV
Within ±35 mV @ If=Ifnĺ0
Supply Voltage
VCC/VEE V
±15V ±5%
Linearity
ȡ
%
Within ±1% of Ifn
Consumption Current
ICC
mA
±12 mA nominal, ±15 mA max
Response Time (90%Vhn)
Tr Psec
7 Psec max. @ d If /dt = Ifn / Psec
Frequency bandwidth (-3dB) fBW Hz
DC to 50kHz
Thermal Drift of Output
Thermal Drift of
Zero Current Offset
Dielectric Strength
Isolation Resistance
@ 1000 VDC
Operating Temperature
- %/°C
- mV/°C
-
V
RIS
Ta
°C
Within ±0.05 %/°C @ Ifn
Within ±1.5 mV/°C @ Ifn
AC2.5KV X 60 sec
>1000 Mȍ
-15°C to 80°C
Storage Temperature
Ts
°C
-20°C to 85°C
Mass
W
g
28 g
- 22 -
www.topstek.com
TD V080201 7/1/2008
Direct download click here

 

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