LM4040 Просмотр технического описания (PDF) - Vishay Semiconductors

Номер в каталоге

Компоненты Описание

производитель

LM4040

PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE

Vishay Semiconductors 

www.ti.com

LM4040

PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE

SLOS456J – JANUARY 2005 – REVISED SEPTEMBER 2006

LM4040x20I Electrical Characteristics

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

PARAMETER

TEST CONDITIONS

TA

LM4040C20I

MIN TYP MAX

VZ

Reverse breakdown voltage

∆VZ

Reverse breakdown voltage

tolerance

IZ = 100 µA

IZ = 100 µA

25°C

2.048

25°C

–10

10

Full range –23

23

IZ,min Minimum cathode current

25°C

Full range

45

75

80

αVZ

DVZ

DIZ

IZ = 10 mA

Average temperature coefficient

of reverse breakdown voltage

IZ = 1 mA

IZ = 100 µA

Reverse breakdown voltage

change with cathode current

change

IZ,min < IZ < 1 mA

1 mA < IZ < 15 mA

25°C

25°C

Full range

25°C

25°C

Full range

25°C

Full range

±20

±15

±100

±15

0.3 0.8

1

2.5

6

8

ZZ

Reverse dynamic impedance

IZ = 1 mA, f = 120 Hz,

IAC = 0.1 IZ

25°C

eN

Wideband noise

IZ = 100 µA,

10 Hz ≤ f ≤ 10 kHz

25°C

0.3 0.9

35

Long-term stability of reverse

breakdown voltage

VHYST Thermal hysteresis(1)

t = 1000 h,

TA = 25°C ± 0.1°C,

IZ = 100 µA

∆TA = –40°C to 125°C

120

0.08

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

LM4040D20I

UNIT

MIN TYP MAX

2.048

V

–20

20

mV

–40

40

45

75

µA

80

±20

±15

ppm/°C

±150

±15

0.3

1

1.2

mV

2.5

8

10

0.3 1.1 Ω

35

µVRMS

120

ppm

0.08

%

Submit Documentation Feedback

9

Share Link: