Topstek Current Transducer THX20A .. THX50A
THX 20A~50A
Features
iHighly
reliable Hall Effect device
iWide
selectable input ranges with flexible pin configurations.
iCompact
and light weight
iFast
response time
iExcellent
linearity of the output voltage over a wide input range
iExcellent
frequency response (> 50 kHz)
iLow
power consumption (<12 mA)
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
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
Symbol
Unit
Configuration
Primary Pin Configurations
(to change N and I
fn
)
Number of Primary Turns
Nominal Input Current
THX20A
Linear Range
Nominal Input Current
THX30A
Linear Range
Nominal Input Current
THX50A
Linear Range
Nominal Output Voltage
Nominal Output @ I
f
= 0
Output Resistance
Hysteresis Error
Supply Voltage
Linearity
Consumption Current
Response Time (90%V
hn
)
Frequency bandwidth (-3dB)
Thermal Drift of Output
Thermal Drift of Zero Current Offset
Dielectric Strength
Isolation Resistance @ 1000 VDC
Operating Temperature
Storage Temperature
Mass
N
I
fn
I
fs
I
fn
I
fs
I
fn
I
fs
V
hn
V
REF
R
OUT
V
oh
V
CC
/V
EE
I
CC
T
r
f
BW
-
-
-
R
IS
T
a
T
s
W
A DC
A DC
A DC
A DC
A DC
A DC
V
V
mV
V
%
mA
Psec
Hz
%/擄C
mV/擄C
V
M
擄C
擄C
g
1
20
鹵60
30
鹵90
50
鹵150
2
4
10
5
鹵30
鹵15
15
7.5
鹵45
鹵22.5
25
12.5
鹵75
鹵37.5
V
REF
+0.625 V鹵1% at If=I
fn
( R
L
=10k )
V
CC
/2 鹵 12.5 mV, T
a
=25擄C
<50
Within 鹵5 mV @ I
f
=I
fn
0
+5V 鹵5%
Within 鹵0.5% of I
fn
<12 mA
5
Psec
max. @
d
I
f
/dt = I
fn
/
Psec
DC to 50kHz
Within 鹵0.1 %/擄C @ I
fn
Within 鹵0.4 mV/擄C @ I
fn
AC2.5KV X 60 sec
>1000 M
-15擄C to 80擄C
-20擄C to 85擄C
10 g
- 56 -
www.topstek.com
THX
V080201
7/1/2008
1
2
