LM4040 datasheet(4/16 Pages) MICREL

tên linh kiện	LM4040

Giải thích chi tiết về linh kiện	Precision Micropower Shunt Voltage Reference

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LM4040/4041

Micrel

LM4040/4041

4

January 2000

LM4040-2.5 Electrical Characteristics

Boldface limits apply for T

A = TJ = TMIN to TMAX; all other limits TA = TJ = 25°C. The grades A, B, C, and D designate initial Reverse

Breakdown Voltage tolerance of

±0.1%, ±0.2%, ±0.5%, and ±1.0 respectively.

LM4040AIM3 LM4040BIM3 LM4040CIM3

Symbol

Parameter

Conditions

Typical

Units

(Note 4)

Limits

(Limit)

(Note 5)

V

R

Reverse Breakdown Voltage

I

R = 100µA

2.500

V

Reverse Breakdown Voltage

I

R = 100µA

±2.5

±5.0

±12

mV (max)

Tolerance

±19

±21

±29

mV (max)

I

RMIN

Minimum Operating Current

45

µA

60

µA (max)

65

µA (max)

∆V

R/∆T

Average Reverse Breakdown

I

R = 10mA

20

ppm/

°C

Voltage Temperature

I

R = 1mA

15

100

ppm/

°C (max)

Coefficient

I

R = 100µA

15

ppm/

°C (max)

∆V

R/∆IR

Reverse Breakdown Voltage

I

RMIN ≤ IR 1mA

0.3

mV

Change with Operating

0.8

mV (max)

Current Change

1.0

mV (max)

1mA

≤ I

R 15mA

2.5

mV

0.6

mV (max)

8.0

mV (max)

Z

R

Reverse Dynamic Impedance

I

R = 1mA, f = 120Hz

0.3

Ω

I

AC = 0.1 IR

0.8

0.9

Ω (max)

e

N

Wideband Noise

I

R = 100µA

10Hz

≤ f ≤ 10kHz

35

µV

RMS

∆V

R

Reverse Breakdown Voltage

t = 1000hrs

Long Term Stability

T = 25

°C ±0.1°C

120

ppm

I

R = 100µA

LM4040DIM3

Symbol

Parameter

Conditions

Typical

Units

(Note 4)

Limits

(Limit)

(Note 5)

V

R

Reverse Breakdown Voltage

I

R = 100µA

2.500

V

Reverse Breakdown Voltage

I

R = 100µA

±25

mV (max)

Tolerance

±49

mV (max)

I

RMIN

Minimum Operating Current

45

µA

65

µA (max)

70

µA (max)

∆V

R/∆T

Average Reverse Breakdown

I

R = 10mA

20

ppm/

°C

Voltage Temperature

I

R = 1mA

15

150

ppm/

°C (max)

Coefficient

I

R = 100µA

15

ppm/

°C (max)

∆V

R/∆IR

Reverse Breakdown Voltage

I

RMIN ≤ IR 1mA

0.3

mV

Change with Operating

1.0

mV (max)

Current Change

1.2

mV (max)

1mA

≤ I

R 15mA

2.5

mV

8.0

mV (max)

10.0

mV (max)

Z

R

Reverse Dynamic Impedance

I

R = 1mA, f = 120Hz

0.3

Ω

I

AC = 0.1 IR

1.1

Ω (max)

e

N

Wideband Noise

I

R = 100µA

10Hz

≤ f ≤ 10kHz

35

µV

RMS

∆V

R

Reverse Breakdown Voltage

t = 1000hrs

Long Term Stability

T = 25

°C ±0.1°C

120

ppm

I

R = 100µA

Số phần tương tự - LM4040

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	LM4040	2Mb / 31P	[Old version datasheet] REF34xx Low-Drift, Low-Power, Small-Footprint Series Voltage Reference REVISED JUNE 2021
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