Topstek Current Transducer TH3A .. TH50A
TH 3A~50A
Applications
Features
ꢀUPS systems
ꢀHighly reliable Hall Effect device
ꢀIndustrial robots
ꢀNC tooling machines
ꢀCompact and light weight
ꢀFast response time
ꢀElevator controllers
ꢀExcellent linearity of the output voltage over a wide input range
ꢀExcellent frequency response (> 50 kHz)
ꢀLow power consumption (12 mA nominal)
ꢀCapable of measuring both DC and AC, both pulsed and mixed
ꢀHigh isolation voltage between the measuring circuit and the
current-carrying conductor (AC2.5KV)
ꢀProcess control devices
ꢀAC and DC servo systems
ꢀMotor speed controller
ꢀElectrical vehicle controllers
ꢀInverter-controlled welding machines
ꢀGeneral and special purpose inverters
ꢀPower supply for laser processing machines
ꢀController for traction equipment e.g. electric trains
ꢀOther automatic control systems
ꢀExtended operating temperature range
ꢀFlame-Retardant plastic case and silicone encapsulate, using
UL classified materials, ensures protection against
environmental contaminants and vibration over a wide
temperature and humidity range
Specifications
Parameter
Symbol
Unit
TH3A .. TH50A
TH3A-B12 .. TH50A-B12
Nominal Input Current
Linear Range
Ifn
Ifs
A DC
A DC
V
3 .. 50
±± .. ±150 ꢀ 3x Ifn
±ꢁ.2 .. ±120 ꢀ 2.ꢂx Ifn
Nominal Output Voltage
Offset Voltage
Vhn
Vos
ROUT
Voh
VCC/VEE
ꢆ
ꢂ V±1% at IfꢀIfn ( RLꢀ10kꢃ)
Within ±ꢂ0 mV ꢄ Ifꢀ0, Taꢀ25°C
<100ꢃ
mV
ꢃ
Output Resistance
Hysteresis Error
mV
V
Within ±15 mV ꢄ IfꢀIfnꢅ0
Supply Voltage
±15V ±5%
±12V ±5%
Linearity
%
Within ±1% of Ifn
Consumption Current
Response Time (±0%Vhn)
Frequency bandwidth (-3dB)
Thermal Drift of Output
Thermal Drift of Zero Current Offset
Dielectric Strength
Isolation Resistance ꢄ 1000 VDC
Operating Temperature
Storage Temperature
Mass
ICC
Tr
mA
ꢁsec
Hz
±12 mA nominal, ±1ꢇ mA max
5 ꢁsec max.
ꢄ
d If /dt ꢀ Ifn / ꢁsec
fBW
-
DC to 50kHz
%/°C
mV/°C
V
Within ±0.1 %/°C ꢄ Ifn
Within ±1.5 mV/°C ꢄ Ifn
AC2.5KV X ꢇ0 sec
>1000 Mꢃ
-
-
RIS
Ta
Mꢃ
°C
-15°C to 80°C
Ts
°C
-20°C to 85°C
W
g
10 g
- 38 -
www.topstek.com
TH V080201
7/1/2008