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

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

1/06/09

TF

thin film chip fuse

Fusing

Time

Internal R.

Maximum

(m

Ω)

Rated

Voltage

Rated

Ambient

Temperature

Operating

Temperature

Range

Part

Designation

Marking

applications and ratings (continued)

Rated

Current

TF16SN0.25

C

0.25A

960

600

300

190

135

103

78

58

47

38

28

TF16SN0.315

D

0.315A

TF16SN0.50

F

0.50A

-40°C

to

+125°C

TF16SN0.63

I

0.63A

Open within 5 sec. at

200% rated current

(Refer to Fusing

Characteristics graph)

TF16SN0.80

K

0.80A

TF16SN1.00

L

1.00A

TF16SN1.25

M

1.25A

TF16SN2.00

S

2.00A

TF16SN2.50

T

2.50A

TF16SN3.15

U

3.15A

32V

+70°C

TF16SN1.60

N

1.60A

Derating Curve

environmental applications

100

80

60

40

20

-40 -20

20

60

80

100120180

125

40

Ambient Temperature

(°C)

0

70

140

175

0160

Fusing Characteristics

10

1

.1

.01

0.1

110

Fusing Current

(A)

.001

TF10BN

.315A .5A .63A .8A 1A 1.25A 1.6A 2A 2.5A

.25A

.20A

PMS 300 neg.

Black neg.

Performance Characteristics

Parameter

Requirement

Limit

Typical

Test Method

Solderability

Bending Test

230°C ± 5°C, 3 seconds ± 0.5 second

Distance between holding points: 90mm, Bending: 3mm, 1 time

(BN, AT), 2mm, 1 time (SN)

95% coverage minimum

No mechanical damages

No evidence of

damages to protective

coating and marking

—

—

Clearing Time

200% of rated voltage shall be carried

Within 1 second

—

Resistance to Solder Heat

260°C ± 5°C, 10 seconds ± 0.5 second

±10%

±4.5%

Load Life

70°C ± 2°C, 1000 hours, rated current x 100%, 1.5 hr ON, 0.5 hr OFF cycle

±10%

±8.0%

±4.5%(16SN)

Load Life Moisture

40°C ± 2°C, 90 - 95% RH, 1000 hours, rated current x 100%,

1.5 hr ON, 0.5 hr OFF cycle

±10%

±4.5%

Rapid Change of Temperature

-40°C (30 minutes), +125°C (30 minutes), 10 cycles

±10%

±4.0%

Resistance to Solvent

Conforming to MIL-STD-202F

—

Residual Resistance

Measure DC resistance after fusing

10k

Ω and more

—

440

TF16SN0.40

H

0.40A

170

TF16SN0.70

J

0.70A

10

1

.1

.01

0.1

1

100

Fusing Current

(A)

.001

TF16AT

.25A

1A

2.5A

10

.315A .5A .63A .8A

1.25A 1.6A 2.0A

3.15A4.00A5.00A

10

1

.1

.01

0.1

110

Fusing Current

(A)

.001

.25A

TF16SN

.315A

.5A.63A .8A1A1.25A1.6A 2A 2.5A 3.15A

.4A

.7A

.20A

TF16AT3.15

U

3.15A

24

17

TF16AT4.00

X

4.00A

14

TF16AT5.00

Y

5.00A

32V

+70°C

-55°C

to

+125°C

Open within

1 sec. at 200%

rated current

(Refer to Fusing

Characteristics

graph)

1500

TF16SN0.20

A

0.20A

1733 Reader's Spreads pg1-203:document

1/27/09

4:18 PM

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