LTS15-NP Datasheet, PDF (1/3 Pages) LEM – Current Transducer

Current Transducer LTS 15-NP
For the electronic measurement of currents : DC, AC, pulsed, mixed,
with a galvanic isolation between the primary circuit (high power)
and the secondary circuit (electronic circuit).
I_PN = 15 At
Electrical data
I_PN Primary nominal r.m.s. current
I_P
Primary current, measuring range
Î_PDC Overload capability
V_OUT Analog output voltage @ I_P
I_P = 0
N _S Number of secondary turns (± 0.1 %)
R _L Load resistance
R _IM Internal measuring resistance (± 0.5 %)
TCR_IM Thermal drift of R _IM
V_C Supply voltage (± 5 %)
I_C
Current consumption @ V_C = 5 V
Typ
Accuracy - Dynamic performance data
X
Accuracy @ I_PN , T_A = 25°C
ε_L
Accuracy with R _IM @ I_PN , T_A = 25°C
Linearity error
TCV_OUT Thermal drift of V_OUT @ I_P = 0
- 10°C .. + 85°C
- 40°C .. - 10°C
ε TC _G Thermal drift of the gain
- 40°C .. + 85°C
V_OM Residual voltage @ I_P = 0,after an overload of 3 x I_PN
5 x I_PN
10 x I_PN
t_{r a}
Reaction time @ 10 % of I_PN
t_r
Response time @ 90 % of I_PN
di/dt di/dt accurately followed
f
Frequency bandwidth (0 .. - 0.5 dB)
(- 0.5 .. 1 dB)
General data
T_A
Ambient operating temperature
T_S Ambient storage temperature
m Mass
Standards
15
At
0 .. ± 48
At
250
At
2.5 ± (0.625·I_P/I_PN) V
2.5 ¹⁾
V
2000
≥2
83.33
< 50
kΩ
Ω
ppm/K
5
V
28+I_S2) +(V_OUT/R_L) mA
± 0.2
%
± 0.7
%
< 0.1
%
Typ Max
65 120 ppm/K
170 ppm/K
50 ³⁾ppm/K
± 0.5 mV
± 2.0 mV
± 2.0 mV
< 100
< 400
> 35
DC .. 100
DC .. 200
ns
ns
A/µs
kHz
kHz
- 40 .. + 85
°C
- 40 .. + 100 °C
10
g
EN 50178 : 1997
IEC 60950-1 : 2001
Features
• Closed loop (compensated) multi-
range current transducer using the
Hall effect
• Unipolar voltage supply
• Compact design for PCB mounting
• Insulated plastic case recognized
according to UL 94-V0
• Incorporated measuring resistance
• Extended measuring range.
Advantages
• Excellent accuracy
• Very good linearity
• Very low temperature drift
• Optimized response time
• Wide frequency bandwidth
• No insertion losses
• High immunity to external
interference
• Current overload capability.
Applications
• AC variable speed drives and servo
motor drives
• Static converters for DC motor drives
• Battery supplied applications
• Uninterruptible Power Supplies
(UPS)
• Switched Mode Power Supplies
(SMPS)
• Power supplies for welding
applications.
Application domain
• Industrial.
Notes : ¹⁾ Absolute value @ T_A = 25°C, 2.475 < V_OUT < 2.525
2) _{Please see the operation principle on the other side}
3) _{Only due to TCRIM.}
Copyright protected.
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
050713/15
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LEM Components
www.lem.com
Tope Co., Ltd. Tel: [phone] Fax: [phone] http://www.sensor.com.tw e-mail: [e-mail]