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LTSR25-NP

LEM
Part Number LTSR25-NP
Manufacturer LEM
Description Current Transducer
Published Jun 4, 2007
Detailed Description Current Transducer LTSR 25-NP For the electronic measurement of currents : DC, AC, pulsed, mixed, with a galvanic isolat...
Datasheet PDF File LTSR25-NP PDF File

LTSR25-NP
LTSR25-NP

Overview
Current Transducer LTSR 25-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).
IPN = 25 At 16171 Electrical data IPN IPM VOUT VREF G NS RL C Lmaxi R IM TCR IM VC IC www.
DataSheet4U.
com Features 25 At 0 .
.
± 80 1) At 2.
5 ± (0.
625·IP/IPN) V 2.
5 2) V 2.
5 3) V 1.
9 .
.
2.
7 4) V 25 mV/A 2000 ≥2 kΩ 500 pF 50 Ω < 50 ppm/K 5 V 28 + IS5)+ (VOUT/RL) mA ± 0.
2 ± 0.
7 < 0.
1 Maxi % % % Primary nominal current rms Primary current, measuring range Output voltage (Analog) @ IP IP = 0 Reference voltage (internal reference), refout mode Reference voltage (external reference), refin mode Sensitivity Number of secondary turns (± 0.
1 %) Load resistance Maximum capacitive loading Internal measuring resistance (± 0.
5 %) Temperature coefficient of R IM Supply voltage (± 5 %) Current consumption @ VC = 5 V Typ Accuracy @ IPN , TA = 25°C Accuracy with R IM @ IPN , TA = 25°C Linearity error • Closed loop (compensated) multi• • • • • • • range current transducer using the Hall effect Unipolar voltage supply Isolated plastic case recognized according to UL 94-V0 Compact design for PCB mounting Incorporated measuring resistance Extended measuring range Access to the internal voltage reference Possibility to feed the transducer reference from external supply.
Accuracy - Dynamic performance data X 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.
ε L TCVOUT Temperature coefficient of VOUT / VREF @ IP = 0 - 40°C .
.
+ 85°C TCG Temperature coefficient of G - 40°C .
.
+ 85°C VOM Magnetic offset voltage @ IP = 0, after an overload of 3 x IPN 5 x IPN 10 x IPN TCVREF Temperature coefficient VREF @ IP = 0 - 10°C .
.
+ 85°C - 40°C .
.
- 10°C tra Reaction time @ 10 % of IPN tr Response time to 9...


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