LT1634(RevF) Просмотр технического описания (PDF) - Linear Technology

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LT1634
(Rev.:RevF)

Micropower Precision Shunt Voltage Reference

Linear Technology 

LT1634

2 .5V Electrical characteristics The l denotes the specifications which apply over the full

operating temperature range, otherwise specifications are at TA = 25°C. (Note 3)

PARAMETER

Reverse Breakdown Voltage

Reverse Breakdown Change

with Current (Note 4)

Minimum Operating Current

CONDITIONS

LT1634ACS8/LT1634BCMS8/LT1634BCS8/

LT1634AIS8/LT1634BIS8 (IR = 10µA)

LT1634CCZ (IR = 10µA)

LT1634ACS8 (IR = 10µA)

LT1634AIS8 (IR = 10µA)

LT1634BCMS8/LT1634BCS8 (IR = 10µA)

LT1634BIS8 (IR = 10µA)

LT1634CCZ (IR = 10µA)

10µA ≤ IR ≤ 2mA

2mA ≤ IR ≤ 20mA

MIN

2.49875

–0.05

2.49500

–0.20

l 2.49700

–0.12

l 2.49562

–0.175

l 2.49437

–0.225

l 2.49094

–0.362

l 2.49062

–0.375

l

l

l

TYP

2.500

2.500

2.500

2.500

2.500

2.500

2.500

0.30

0.40

2

2

MAX

2.50125

0.05

2.50500

0.20

2.50300

0.12

2.50437

0.175

2.50562

0.225

2.50906

0.362

2.50937

0.375

1.5

3.0

8

10

8

UNITS

V

%

V

%

V

%

V

%

V

%

V

%

V

%

mV

mV

mV

mV

µA

Temperature Coefficient (Note 8)

Reverse Dynamic Impedance (Note 5)

LT1634A, IR = 10µA

LT1634B/LT1634C, IR = 10µA

10µA ≤ IR ≤ 2mA

Low Frequency Noise (Note 6)

Hysteresis (Note 7)

IR = 10µA, 0.1Hz ≤ f ≤ 10Hz

∆T = –40°C to 85°C

∆T = 0°C to 70°C

l

4

10

ppm/°C

l

10

25

ppm/°C

0.15

0.75

Ω

l

0.20

1.50

Ω

15

µVP-P

160

ppm

40

ppm

4 .096 electrica l characteristics The l denotes the specifications which apply over the full

operating temperature range, otherwise specifications are at TA = 25°C. (Note 3)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Reverse Breakdown Voltage

Reverse Breakdown Change

with Current (Note 4)

Minimum Operating Current

LT1634ACS8/LT1634BCS8/

LT1634AIS8/LT1634BIS8 (IR = 20µA)

LT1634CCZ (IR = 20µA)

LT1634ACS8 (IR = 20µA)

LT1634AIS8 (IR = 20µA)

LT1634BCS8 (IR = 20µA)

LT1634BIS8 (IR = 20µA)

LT1634CCZ (IR = 20µA)

20µA ≤ IR ≤ 2mA

2mA ≤ IR ≤ 20mA

4.09395

4.096

4.09805

V

–0.05

0.05

%

4.08780

4.096

4.10419

V

–0.20

0.20

%

l 4.09108

4.096

4.10091

V

–0.12

0.12

%

l 4.08883

4.096

4.10317

V

–0.175

0.175

%

l 4.08678

4.096

4.10522

V

–0.225

0.225

%

l 4.08115

4.096

4.11085

V

–0.362

0.362

%

l 4.08064

4.096

4.11137

V

–0.375

0.375

%

0.30

1.5

mV

l

0.40

3.0

mV

6

15

mV

l

6

20

mV

l

15

µA

1634ff

4

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