B57238S0100M000 datasheet(1/3 Pages) EPCOS

Part #	B57238S0100M000

Description	Switch-mode power supplies

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Manufacturer	EPCOS [EPCOS]

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138 05/02

Applications

I Switch-mode power supplies

I Soft-start motors, e.g. in vacuum cleaners

Features

I Useable in series connections up to 265 Vrms

I Coated thermistor disk for line applications

I Kinked leads of tinned copper wire

I Wide resistance range

I UL approval (E69802)

Options

Resistance tolerance < 20 % available on request

Delivery mode

Bulk (standard), cardboard tape, reeled or in Ammo pack

Climatic category (IEC 60068-1)

Max. power at 25

°C

Pmax

Resistance tolerance

∆RN/RN

Rated temperature

TN

B value tolerance

∆B/B

Dissipation factor (in air)

δth

Thermal cooling time constant (in air)

τ

c

Heat capacity

Cth

55/170/56

3,9

± 20 %

25

± 3 %

approx.

20

approx.

80

approx. 1600

W

°C

mW/K

s

mJ/K

R25

Ω

Imax

(0 … 65

°C)

A

No. of

R/T char-

acteristic

B25/100

K

CT1)

230 V

µF

CT1)

110 V

µF

Parameters for

R(I)1)

Ordering code

kn

2,5

8,4

1202

2800

700

2800

0,98

– 1,36

B57238S0259M000

3,0

7,4

1203

2900

700

2800

1,04

– 1,36

B57238S0309M000

4,7

6,6

1207

2965

700

2800

1,20

– 1,37

B57238S0479M000

5,0

6,4

1207

2965

700

2800

1,23

– 1,37

B57238S0509M000

7,0

6,0

1207

2965

700

2800

1,34

– 1,38

B57238S0709M000

8,0

5,5

1208

3065

700

2800

1,40

– 1,39

B57238S0809M000

10

5,0

1208

3065

700

2800

1,50

– 1,39

B57238S0100M000

15

4,4

1209

3165

700

2800

1,67

– 1,40

B57238S0150M000

16

4,0

1209

3165

700

2800

1,69

– 1,39

B57238S0160M000

22

4,0

1210

3265

700

2800

1,84

– 1,42

B57238S0220M000

25

3,4

1210

3265

700

2800

1,88

– 1,40

B57238S0250M000

TNT0365-4

16 max

7,5

7 max

ø1

Dimensions in mm

Approx. weight 3 g

1) For details on the capacitance CT as well as on the parameters k and n refer to “Application Notes”, pages 40 – 42.

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B57238S0100M000 Datasheet(PDF) 1 Page - EPCOS

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