LM4040D30ILPR datasheet(22/51 Pages) TI

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LM4040x82I Electrical Characteristics

DVZ

DIZ

LM4040

PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE

SLOS456K – JANUARY 2005 – REVISED MARCH 2008

at industrial temperature range, full-range TA = –40°C to 85°C (unless otherwise noted)

LM4040A82I

LM4040B82I

PARAMETER

TEST CONDITIONS

UNIT

MIN

TYP

MAX

MIN

TYP

MAX

Reverse breakdown voltage

IZ = 150 µA

°C

8.192

°C

–8.2

8.2

–16

Reverse breakdown voltage

ΔVZ

IZ = 150 µA

tolerance

Full range

–61

–70

°C

106

IZ,min

Minimum cathode current

µA

Full range

110

IZ = 10 mA

°C

±40

°C

±20

Average temperature coefficient

IZ = 1 mA

ppm/

°C

of reverse breakdown voltage

Full range

±100

IZ = 150 µA

°C

±20

°C

0.6

1.3

0.6

1.6

IZ,min < IZ < 1 mA

Reverse breakdown voltage

Full range

2.5

change with cathode current

°C

change

1 mA < IZ < 15 mA

Full range

IZ = 1 mA, f = 120 Hz,

Reverse dynamic impedance

°C

0.6

1.5

0.6

1.5

Ω

IAC = 0.1 IZ

IZ = 150 µA,

Wideband noise

°C

130

µV

RMS

10 Hz

≤ f ≤ 10 kHz

t = 1000 h,

Long-term stability of reverse

TA = 25°C ± 0.1°C,

120

ppm

breakdown voltage

IZ = 150 µA

VHYST

Thermal hysteresis(1)

ΔTA = –40°C to 125°C

0.08

(1)

Thermal hysteresis is defined as VZ,25°C (after cycling to –40°C) – VZ,25°C (after cycling to 125°C).

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