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TQL50A Datasheet(PDF) 1 Page - Topstek Inc.

Part No. TQL50A
Description  Topstek Current Transducer
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Maker  TOPSTEK [Topstek Inc.]
Homepage  http://www.topstek.com
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TQL50A Datasheet(HTML) 1 Page - Topstek Inc.

   
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Topstek Current Transducer TQL50A
- 110 -
www.topstek.com
TQL50A
V080201
7/1/2008
TQL50A
Features
iHighly reliable Closed Loop Hall Effect device
iCompact and light weight
iFast response time
iExcellent linearity of the output voltage over a wide input range
iExcellent frequency response (> 150 kHz)
iLow power consumption (9 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 encapsulant, 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 eg. electric trains
iOther automatic control systems
Specifications
Parameter
Symbol
Unit
TQL50A
Nominal Input Current
Ipn
A DC
±50
Supply Voltage Range
VCC/VEE
V
±12 --- ±15
Supply Voltage ±5%
VCC/VEE
V
±12
±15
Consumption Current
ICC
mA
15 mA + Is
Measuring Range
Ifs
A DC
±80
±100
±80
±100
Maximum Load Resistance
RMmax
37.5
15
75
45
Minimum Load Resistance
RMmin
0
0
20
20
Conversion Ratio
KN
1:1000
Secondary Current @ Ipn
Is
mA
50
Secondary Resistance
RMmax
63 @ 25°C, 65 @ 80°C
Offset Current
Ios
mA
Within ±0.3 mA @ Ip=0, Ta=25°C
Overall Accuracy @ Ipn
%
Within ±0.3% of Ipn
Linearity
%
Within ±0.1% of Ipn
Response Time (90%Vhn)
Tr
Psec
2
Psec max. @ d If /dt = Ipn / Psec
Frequency bandwidth (-3dB)
fBW
Hz
DC to 150kHz
Thermal Drift of Output
-
mA
Within ±0.5mA
0°C~80°C
Dielectric Strength
-
V
AC2.5KV X 60 sec
Isolation Resistance
@ 1000 VDC
RIS
M
>1000 M
Operating Temperature
Ta
°C
-20°C to 80°C
Storage Temperature
Ts
°C
-20°C to 85°C
Mass
W
g
27 g


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