LT73V2BTTD272J3900 データシートの表示（PDF） - KOA Speer Electronics, Inc.

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LT73V2BTTD272J3900

linear positive temperature coefficient flat chip resistors (for automotive)

KOA Speer Electronics, Inc. 

LT73V

linear positive temperature coefficient

flat chip resistors (for automotive)

environmental applications

Derating Curve

100

80

60

40

20

0

-60 -40 -20

-55

0 20 40 60 80 100 120

85

Ambient temperature (°C)

140 160

155

For resistors operated at an ambient temperature of 85°C or above,

a power rating shall be derated in accordance with the above derating curve.

Temperature Characteristics of Resistance

T.C.R.

(×10−6/K)

70

4500

60

50

3300

40

30

2400

20

1600

10

0

−10

−20

−30

−40

−75 −50 −25 0

25 50 75 100 125 150

Ambient temperature (°C)

Approximate Expression for Resistance- Temperature Characteristics

Values are not guaranteed but typical.

RT=R25 (C0+C1T+C2T2) RT: T°C

R25: 25°C

T: (°C)

C0, C1, C2:

RT: Resistance value at T°C

R25: Resistance value at 25°C

T: Ambient temperature (°C)

C0, C1, C2: Constants

T.C.R.

(×10−6/K)

3000

3300

3600

3900

4200

4500

C0

0.9288

0.9232

0.9175

0.9099

0.9026

0.8948

C1

0.0028

0.0030

0.0032

0.0035

0.0038

0.0041

C2

1.9983×10−6

2.9980×10−6

4.0000×10−6

4.0064×10−6

3.9964×10−6

4.0064×10−6

Performance Characteristics

Parameters

Resistance

T.C.R.

Performance Requirements ∆R±(%+0.05Ω)

Limit

Typical

Within specified

tolerance

−

Within specified T.C.R. −

Overload (Short Time) 1%

0.02%

Resistance to

Soldering Heat

Rapid Change of

Temperature

1%

2% : TCR≤+3300

5% : TCR≥+3600

0.10%

0.53%

2.59%

Moisture Resistance

3%

0.15%

Endurance at 85°C

High Temperature

Load Life

High temperature

Exposure

Low Temperature

Exposure

2% : TCR≤+3300

5% : TCR≥+3600

2% : TCR≤+3300

5% : TCR≥+3600

2% : TCR≤+3300

5% : TCR≥+3600

2%

0.30%

0.76%

0.40%

2.17%

0.81%

3.20%

−0.10%

Please pay attention not to be applied ESD, it may cause of resistance change.

Test Methods

25°C

+25°C/+75°C

Rated voltage × 2.5 or Max. overload Vol., whichever is lower,

for 5 seconds

260°C ± 5°C, 10 seconds ± 1 second

−55°C (30min.)/+155°C (30min.), 1000 cycles

85°C ± 2°C, 85% ± 5% RH, 1/10 rated power,

1.5h ON/0.5h OFF cycle. 1000 hours

85°C ± 2°C, 1000 hours

1.5h ON/0.5h OFF cycle.

125°C, Rated voltage, 1000 hours

155°C, 1000h

−55°C, 1000h

Actual Value (Out of guarantee)

Test Items

Reference

ESD

500V

Test Methods

Human model, 100pF, 1.5kΩ

Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.

12/19/12

KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com

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