Electrical characteristics

TSC1021

6/17

DocID017857 Rev 4

4

Electrical characteristics

The electrical characteristics given in the following tables are measured under the following

test conditions unless otherwise specified: Tamb = 25 °C, VCC = 5 V, Vsense = Vp-Vm = 50 mV,

Vm = 12 V, no load on Out, all gain configurations.

Table 4: Supply

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

ICC

Total supply current

Vsense = 0 V, -40 °C < Tamb < 125 °C

—

—

300

µA

ICC1

Total supply current

Vsense = 50 mV, -40 °C < Tamb < 125 °C

450

Table 5: Electrical performances

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

DC CMR

DC common-mode

rejection, variation of Vout

versus Vm referred to

input

(1)

2.8 V < Vm < 30 V,

-40 °C < Tamb < 125 °C

90

105

dB

AC CMR

AC common mode

rejection, variation of Vout

versus Vm referred to input

(peak-to-peak voltage

variation)

2.8 V < Vm < 30 V,

DC to 1 kHz sine wave

75

SVR

Supply voltage rejection,

variation of Vout versus

VCC

(1)

3.5 V < VCC < 5.5 V,

-40 °C< Tamb < 125°C

80

95

Vos

Input offset voltage

(1)

2.8 V < Vm < 30 V, Tamb = 25 °C

±1.5

mV

2.8 V < Vm < 30 V,

-40 °C < Tamb < 125 °C

±2.3

dVos/dT

Input offset drift vs. T

-40 °C< Tamb < 125 °C

8

µV/°C

dVout/dT

Output voltage drift vs. T

-40 °C< Tamb < 125 °C

100

ppm/°C

Ilk

Input leakage current

VCC = 0 V, -40 °C < Tamb < 125 °C

1

µA

Iib

Input bias current

Vsense = 0 V, -40 °C < Tamb < 125 °C

7

Av

Gain, (variation of Vout

versus Vsense)

TSC1021A

20

V/V

TSC1021B

50

ΔVout

Total output voltage

accuracy

(2)

Vsense = 50 mV, Tamb = 25 °C

±1.5

%

Vsense = 50 mV, Tmin < Tamb < Tmax

±2.5

Vsense = 100 mV, Tamb = 25 °C

±1.5

Vsense = 100 mV, Tmin < Tamb < Tmax

±2.5

Vsense = 20 mV, Tamb = 25 °C

±7

Vsense = 20 mV, Tmin < Tamb < Tmax

±9

Vsense = 10 mV, Tamb = 25 °C

±12

Vsense = 10 mV, Tmin < Tamb < Tmax

±15

ΔVout/ΔIout

Output stage load

regulation

-5 mA < Iout <5 mA,

Iout sink or source current

±0.4

±2

mV/mA