Topstek Current Transducer TKP3A .. TKP30A
TKP 3A~30A
Features
iHighly
reliable Hall Effect device
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 (30 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
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
Nominal Input Current
Linear Range
Nominal Output Voltage
Offset Voltage
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
I
CC
T
r
f
BW
-
-
-
R
IS
T
a
T
s
W
Symbol
I
fn
I
fs
V
hn
V
os
R
OUT
V
oh
V
CC
/V
EE
mV
V
%
mA
Psec
Hz
%/°C
mV/°C
V
M
°C
°C
g
Unit
A DC
A DC
V
mV
TKP3A .. TKP30A
3 .. 30
±9 .. ±90 = 3x I
fn
4 V±1% at If=I
fn
( R
L
=10k )
Within ±40 mV @ I
f
=0, T
a
=25°C
<100
Within ±15 mV @ I
f
=I
fn
0
±15V ±5%
Within ±1% of I
fn
±30 mA nominal, ±45 mA max
5
Psec
max.
@
d
I
f
/dt = I
fn
/
Psec
DC to 50kHz
Within ±0.1 %/°C @ I
fn
Within
±1.5 mV/°C @ I
fn
AC2.5KV X 60 sec
>1000 M
-15°C to 80°C
-20°C to 85°C
20 g
- 73 -
www.topstek.com
TKP
V080201
7/1/2008
Topstek Current Transducer TKP3A .. TKP30A
Appearance, dimensions and pin identification
All dimensions in mm ±0.2, holes –0, +0.2 except otherwise noted.
Pin Assignment
+15V
-15V
Output 1
Output 2
Output 3
GND
+ Input 1
- Input 1
+ Input 2
- Input 2
+ Input 3
- Input 3
Bottom View
PCB mounting hole layout
Primary Current Input Pin Diameter
d(mm)
e(mm)
1-3A
0.6
1.2
4-8A
0.8
1.4
9-15A
1.2
1.8
16-40A
1.4
2.0
- 74 -
www.topstek.com
TKP
V080201
7/1/2008
Embedded System
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EEWORLD
