TOPSTEK TGD

Topstek Current Transducer TGD3A .. TGD40A
TGD 3A~50A
Applications
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 (22 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
TGD3A .. TGD40A
Nominal Input Current
Ifn
A DC
3 .. 40
Linear Range
Ifs
A DC
±3.75 .. ±50 = 1.25x Ifn
Nominal Output Voltage
Vhn
V
VCC/2 ±1.5V at If=±Ifn ( RL=10k)
mV
Within ±45mV
Vos
mV
VCC/2 ±35 mV @ If=0, Ta=25°C
Output Resistance
ROUT
<100
Supply Voltage
VCC
V
+5V ±5%
Linearity
%
Within ±1% of Ifn
Consumption Current
ICC
mA
+22 mA nominal, +30 mA max
Response Time (90%Vhn)
Tr
Psec
Frequency bandwidth (-3dB)
fBW
Hz
DC to 50kHz
Thermal Drift of Output
-
%/°C
Within ±0.1 %/°C @ Ifn
Thermal Drift of Zero Current Offset
-
mV/°C
Within
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
8g
Nominal Output Voltage Accuracy
Offset Voltage
- 36 www.topstek.com
5 Psec max.
@
d If /dt = Ifn / Psec
±2 mV/°C @ Ifn
TGD
V080708
7/8/2008
Topstek Current Transducer TGD3A .. TGD40A
Appearance, dimensions and pin identification
All dimensions in mm ±0.2, holes –0, +0.2 except otherwise noted.
s
Primary 4x d
Secondary pins 5x(0.5x0.25)
1
2
3
4
5
6
7
8
9
+5V
NC
VOUT1
VOUT2
GND
I1+
I1I2+
I2-
Primary Current Input Pin Diameter
3A-9A
10A-14A
15A-24A
25A-40A
d(mm)
0.6
0.8
1.0
1.2
- 37 www.topstek.com
TGD
V0800708
7/8/2008