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TMCS1101 Datasheet(PDF) 7 Page - Texas Instruments

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Part # TMCS1101
Description  TMCS1101 Precision, Isolated Current Sensor With Internal Reference
PDF  31 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TMCS1101 Datasheet(HTML) 7 Page - Texas Instruments

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7
TMCS1101
www.ti.com
SBOS825 – SEPTEMBER 2019
Product Folder Links: TMCS1101
Submit Documentation Feedback
Copyright © 2019, Texas Instruments Incorporated
Electrical Characteristics (continued)
at TA = 25°C, VS = 5 V,
PARAMETERS
TEST CONDITIONS
MIN
TYP
MAX
UNIT
(2)
Thermally limited by junction temperature. Applies when device mounted on TMCS1101EVM. For more details, see the Safe Operating
Area section.
(3)
Refer to the Transient Response section for details of frequency response of the device.
Offset error drift, RTI(1)
TMCS1101A1B, TA= –40ºC to +125ºC
±86
µA/°C
TMCS1101A2B, TA= –40ºC to +125ºC
±44
µA/°C
TMCS1101A3B, TA= –40ºC to +125ºC
±35
µA/°C
TMCS1101A4B, TA= –40ºC to +125ºC
±30
µA/°C
TMCS1101A1U, TA= –40ºC to +125ºC
±60
µA/°C
TMCS1101A2U, TA= –40ºC to +125ºC
±36
µA/°C
TMCS1101A3U, TA= –40ºC to +125ºC
±29
µA/°C
TMCS1101A4U, TA= –40ºC to +125ºC
±20
µA/°C
Nonlinearity error
VOUT = 0.5 V to VS – 0.5 V
±0.1%
CMTI
Common mode transient immunity
25
kV/µs
CMRR
Common mode rejection ratio, RTI(1)
0.1
uA/V
Zero current VOUT
TMCS1101A<1-4>U
0.1*VS
V/V
Zero current VOUT
TMCS1101A<1-4>B
0.5*VS
V/V
Noise density, RTI(1)
TMCS1101A1B
380
μA/√Hz
TMCS1101A2B
330
μA/√Hz
TMCS1101A3B
300
μA/√Hz
TMCS1101A4B
225
μA/√Hz
TMCS1101A1U
380
μA/√Hz
TMCS1101A2U
330
μA/√Hz
TMCS1101A3U
300
μA/√Hz
TMCS1101A4U
225
μA/√Hz
INPUT
RIN
Input conductor resistance
IN+ to IN–
1.8
m
Ω
Input conductor resistance drift
TA= –40ºC to +125ºC
7
μΩ/°C
G
Magnetic coupling factor
TA= 25ºC
1.2
mT/A
IIN
Maximum continuous RMS current (2)
TA= 25ºC
30
A
IIN
Maximum continuous RMS current (2)
TA= 85ºC
25
A
IIN
Maximum continuous RMS current (2)
TA= 105ºC
22.5
A
IIN
Maximum continuous RMS current (2)
TA= 125ºC
16
A
NC (Pin 6) input impedance
Over allowable range, GND < VNC < VS
1
M
Ω
VOLTAGE OUTPUT
ZOUT
Closed loop output impedance
f = 1 Hz to 1 kHz
0.2
Ω
f = 10 kHz
2
Ω
Maximum capacitive load
No sustained oscillation
1
nF
Short circuit output current
VOUT short to ground, short to VS
90
mA
Swing to VS power-supply rail
RL = 10 kΩ to GND, TA= –40ºC to +125ºC
VS – 0.02
VS – 0.1
V
Swing to GND
RL = 10 kΩ to GND, TA= –40ºC to +125ºC
5
10
mV
FREQUENCY RESPONSE
BW
Bandwidth(3)
–3-dB Bandwidth
80
kHz
Nyquist Frequency(3)
125
kHz
SR
Slew rate
Slew rate of output amplifier during single
transient step.
1.5
V/µs
tr
Response time
Time between the input current step reaching
90% of final value to the sensor output
reaching 90% of its final value, for a 1V output
transition.
6.5
µs
tp
Propagation delay
Time between the input current step reaching
10% of final value to the sensor output
reaching 10% of its final value, for a 1V output
transition.
4
µs



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