LM4040

Electrical Characteristics (cont.) (@TA = +25°C, unless otherwise specified.)

LM4040-41

Symbol

Parameter

Conditions

Typ

B Limits C Limits D Limits

Units

TA

VREF

Reverse Breakdown Voltage

IR = 100µA

+25°C

4.096

—

—

—

V

Reverse Breakdown Voltage Tolerance

IR = 100µA

+25°C

—

±8.2

±20

±41

mV

-40 to +85°C

±35

±47

±81

-40 to +125°C

±49

±60

±102

IRMIN

Minimum Operating Current

—

+25°C

50

83

83

83

µA

-40 to +85°C

—

88

88

88

-40 to +125°C

88

88

88

ΔVR/ΔT Average Reverse Breakdown Voltage

Temperature Coefficient

IR = 10mA

-40 to +125°C

±30

—

—

—

—

IR = 1mA

±20

±100

±100

±150

ppm/°C

IR = 100µA

±20

—

—

—

—

ΔVR/ΔIR Reverse Breakdown Change With

Current

IRMIN IR

< 1mA

+25°C

0.5

0.9

0.9

1.2

mV

-40 to +85°C

—

1.2

1.2

1.5

-40 to +125°C

1.2

1.2

1.5

1mA < IR

< 15mA

+25°C

3

7

7

9

-40 to +85°C

—

10

10

13

-40 to +125°C

10

10

13

ZR

Dynamic Output Impedance

IR = 1mA, f = 120Hz,

IAC = 0.1IR

0.5

1

1

1.3

Ω

en

Noise Voltage

IR = 100µA, 10Hz < f < 10kHz

64

—

—

—

µVRMS

VR

Long Term Stability (Non-Cumulative)

t = 1000Hrs, IR = 100µA

120

—

—

—

ppm

VHYST

Thermal Hysteresis

ΔT = -40°C to = +125°C

0.08

80

%

Electrical Characteristics (cont.) (Test conditions: TA = +25°C, unless otherwise specified.)

LM4040-50

Symbol

Parameter

Conditions

Typ

LM4040

B Limits

LM4040

C Limits

LM4040

D Limits

Units

—

TA

VREF

Reverse Breakdown Voltage

IR = 100µA

+25°C

5.0

—

—

—

V

Reverse Breakdown Voltage Tolerance IR = 100µA

+25°C

—

±10

±25

±50

mV

-40 to +85°C

±43

±58

±99

-40 to +125°C

±60

±75

±125

IRMIN

Minimum Operating Current

—

+25°C

54

74

74

79

µA

-40 to +85°C

—

80

80

85

-40 to +125°C

83

83

88

ΔVR/ΔT

Average Reverse Breakdown Voltage

Temperature Coefficient

IR = 10mA

-40 to +125°C

±30

—

—

—

ppm/°C

IR = 1mA

±20

±100

±100

±150

IR = 100µA

±20

—

—

—

ΔVR/ΔIR

Reverse Breakdown Change with

Current

IRMIN ≤ IR

≤ 1mA

+25°C

0.5

1.0

1.0

1.3

mV

-40 to +85°C

—

1.4

1.4

1.8

-40 to +125°C

1.4

1.4

1.8

1mA ≤ IR

≤ 15mA

+25°C

3.5

8.0

8.0

10.0

-40 to +85°C

—

12.0

12.0

15.0

-40 to +125°C

12.0

12.0

15.0

ZR

Dynamic Output Impedance

IR = 1mA, f = 120Hz

IAC = 0.1IR

0.5

1.1

1.1

1.5

Ω

en

Noise Voltage

IR = 100µA

10Hz < f < 10kHz

80

—

—

—

µVRMS

VR

Long Term Stability (Non-Cumulative)

t = 1000Hrs, IR = 100µA

120

—

—

—

ppm

VHYST

Thermal Hysteresis

ΔT = -40°C to +125°C

0.08

—

—

—

%

LM4040

Document number: DS33195 Rev. 8 - 2

4 of 16

www.diodes.com

August 2019

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