TFPT

SMD PTC - Nickel Thin Film Linear Thermistors

Vishay

Document Number: 33017

www.vishay.com

Revision: 22-Mar-11

5

This datasheet is subject to change without notice.

DIMENSIONS in millimeters

CONSTRUCTION

Note

Notes

PART

NUMBER

A

BCD

E

TFPT 0603

1.60

± 0.10

0.85

± 0.10

0.45

± 0.10

0.30

± 0.20

0.30

± 0.20

TFPT 0805

2.00

± 0.15

1.25

± 0.15

0.45

± 0.10

0.40

± 0.20

0.40

± 0.20

TFPT 1206

3.20

± 0.15

1.60

± 0.15

0.55

± 0.10

0.50

± 0.25

0.50

± 0.25

A

B

D

C

E

Thermistor

Alumina substrate

Inner electrode

Nickel barrier

Solderable coating

Overcoating

TEST

MAXIMUM

R/R

25

(2)

High temperature exposure (100 h at 125 °C)

0.25 %

Effects of bonding (10 s solder dip at 260 °C)

0.25 %

Thermal shock (30 min at - 55 °C, 30 min at 125 °C, 5 cycles)

0.25 %

Low temperature operation (maximum rated power for 2 h at - 55 °C)

0.25 %

Short time overload (2.5 x RCWV for 5 s)

0.25 %

Load life (1000 h 70 °C, maximum rated power 1.5 h “ON”, 0.5 h “OFF”

0.25 %

Solderability (95 % coverage P/F)

P

Leaching (physical damage P/F)

P

- 75

- 50

- 25

0

25

50

75

100

125

150

175

0

10

20

30

40

50

60

70

80

100

90

110

Temperature in °C

Power Derating