TMCS1100A2 datasheet(7/35 Pages) TI1

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TMCS1100

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SBOS820 – SEPTEMBER 2019

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Electrical Characteristics (continued)

at TA = 25°C, VS = 5 V, VREF = 2.5 V (unless otherwise noted)

PARAMETERS

TEST CONDITIONS

MIN

TYP

MAX

UNIT

(3)

Refer to the Transient Response section for details of frequency response of the device.

IIN

Maximum continuous RMS current (2)

TA= 125ºC

VREF

Reference input voltage

VGND

VREF input current

VREF = GND, VS

±1

±5

µA

VREF external source impedance

Maximum source impedance of external circuit

driving VREF

Ω

VOLTAGE OUTPUT

ZOUT

Closed loop output impedance

f = 1 Hz to 1 kHz

0.2

Ω

f = 10 kHz

Ω

Maximum capacitive load

No sustained oscillation

Short circuit output current

VOUT short to ground, short to VS

Swing to VS power-supply rail

RL = 10 kΩ to GND, TA= –40ºC to +125ºC

VS – 0.02

VS – 0.1

Swing to GND

RL = 10 kΩ to GND, TA= –40ºC to +125ºC

FREQUENCY RESPONSE

Bandwidth(3)

–3-dB Bandwidth

kHz

Nyquist Frequency(3)

125

kHz

Slew rate

Slew rate of output amplifier during single

transient step.

1.5

V/µs

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

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.

µs

tr,SC

Short-circuit response time

Time between the input current step reaching

90% of final value to the sensor output

reaching 90% of its final value. Input current

step amplitude is twice full scale linear range.

µs

tp,SC

Short-circuit propagation delay

Time between the input current step reaching

10% of final value to the sensor output

reaching 10% of its final value. Input current

step amplitude is twice full scale linear range.

µs

POWER SUPPLY

Quiescent current

TA = 25ºC

4.25

TA = –40ºC to +125ºC

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