Topstek Current Transducer TQH10A .. TQH50A-SP1
TQH10A~50A-SP1
Features
Applications
ꢀHighly reliable Closed Loop Hall Effect device
ꢀUPS systems
ꢀCompact and light weight
ꢀIndustrial robots
ꢀFast response time
ꢀNC tooling machines
ꢀExcellent linearity of the output voltage over a wide input range
ꢀExcellent frequency response (> 100 kHz)
ꢀLow power consumption at quiescent state (10 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)
ꢀElevator controllers
ꢀ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 eg. electric trains
ꢀOther automatic control systems
ꢀExtended operating temperature range
ꢀFlame-Retardant plastic case and silicone encapsulant, using UL
classified materials, ensures protection against environmental
contaminants and vibration over a wide temperature and
humidity range
Specifications
TQH10A-SP1
TQH12A-SP1
TQH17A-SP1
TQH25A-SP1
TQH50A-SP1
Parameter
Symbol Unit
Nominal Input Current
Linear Range
Ipn
Ifs
A DC
A DC
-
10
15
12.5
19
16.667
25
38
50
75
25
Conversion Ratio
Consumption Current@ If=Ipn
KN
ICC
5:1000
62
4:1000
62
3:1000
2:1000
62
1:1000
62
mA
ꢀ
62
Max Sec. Resistance@25°C RCmax
Max Sec. Resistance@80°C RCmax
59
59
59
59
59
ꢀ
61
61
61
61
61
Maximum Load Resistance
Minimum Load Resistance
Nominal Output Current
Supply Voltage Range
Offset Current
RMmax
ꢀ
80
80
80
80
80
RMmin
ꢀ
65
65
65
50
65
65
Ion
mA
V
50
50
50
50
VCC/VEE
12V … 15V 5%
Ios
Ioh
ꢂ
mA
mA
%
Within 0.2 mA @ Ip=0, Ta=25°C
Within 0.2 mA @ If=Ifnꢁ0
Within 0.5% of Ifn
Hysteresis Error
Linearity
Response Time (90%Vhn)
Frequency Bandwidth (-3dB)
Thermal Drift of Output
Tr
fBW
-
ꢁsec
Hz
%/°C
1.2 ꢁsec max.
@
d If /dt = Ipn / ꢁsec
DC to 100kHz
Within 0.02 %/°C @ Ifn
Thermal Drift of
-
-
mA/°C
V
Within 0.4mA 0°C~80°C
AC2.5KV X 60 sec
>1000 Mꢀ
Zero Current Offset
Dielectric Strength
Isolation Resistance
@ 1000 VDC
RIS
Mꢀ
Operating Temperature
Storage Temperature
Mass
Ta
Ts
W
°C
°C
g
-40°C to 80°C
-40°C to 85°C
<14 g
- 1 -
www.topstek.com
TQH-SP1 V080707 7/7/2008