Datasheet

5

Revision 1.02

19-08-2022

TLE4971

Datasheet

Product Characteristics

Table 3 Operating Ranges

General conditions (unless otherwise specified): VDD = 3.3V; TS = -40°C … +125°C

Parameter

Symbol Min.

Typ.

Max.

Unit Note / Test Condition

Supply voltage

VDD

3.1

3.3

3.5

V

Ambient temperature at

soldering point

TS

-40

-

125

°C

Measured at soldering point, limited

life time of 8800h

Ambient temperature at

soldering point

TS

-40

-

105

°C

Measured at soldering point,

Considering 8 years operation at

I = 32 A RMS

Capacitance on analog

output pin

CAOUT

4.7

6.8

8

nF

W/o decoupling resistor, including

parasitic cap on the board

Capacitor on VDD

CVDD

-

220

-

nF

Reference input voltage

VREF

-

1.65

-

V

Other values available by EEPROM:

1.2V, 1.5V, 1.8V

Reference input voltage

variation

VREF_var

-10

-

10

%

Table 4 Operating Parameters

General conditions (unless otherwise specified): VDD = 3.3V; TS = -40°C … +125°C

Parameter

Symbol Min.

Typ.

Max.

Unit Note / Test Condition

Current consumption

IDD

-

18

25

mA I(AOUT) = 0mA

Primary path resistance

RPN

-

220

-

µΩ

25°C, when soldered on PCB with

140µm copper thickness

Power-on delay time

tPOR

-

1.0

1.5

ms

From VDD rising above VDD(min) to full

operation. Output with lower accuracy is

available within 0.5 ms.

0A primary input current.

Voltage on interface pin

OCD1

VIO_OCD1

-0.3

-

3.5

V

Voltage on interface pin

OCD2

VIO_OCD2

-0.3

-

3.5

V

In functional mode

Voltage on analog output

AOUT

VAOUT

-0.3

-

VDD + 0.3

V

Thermal resistance1)

RTHJS

-

0.25

-

K/W

Current rail to soldering point, on Infineon

reference PCB (see related application note

AppNote TLx4971 PCB)

1) Not subject to production test. Verified by design and characterization.