Rtop, Vishay sfernice – C&H Technology RTOP User Manual

Page 5

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Document Number: 50045

For technical questions, contact: [email protected]

www.vishay.com

Revision: 14-Nov-08

4

RTOP

Power Resistor for Mounting onto a Heatsink

Thick Film Technology

Vishay Sfernice

POWER RATING CHART

The temperature of the heater should be maintained in the limit specified. To improve the thermal conductivity, surfaces in
contact should be laid on with a silicon grease and the torque applied on the screw for tightening should be around 2 Nm.

MARKING

Series, style, ohmic value (in), tolerance (in %), manufacturing date, VISHAY trade mark.

PACKAGING

Box of 10 units

% RA

TED PO

WER

0

20

40

60

80

100

120

140

HEATSINK TEMPERATURE IN DEGREES CELSIUS

0

20

40

60

80

100

ORDERING INFORMATION

RTOP

200

5U

± 1 %

± %

V

DRTOP

50

150U

5 %

15U

5 %

V

XXX

BO10

e

R1 T1 R2

MODEL

STYLE

OHMIC

VALUE

ABSOLUTE TOLERANCE PER

RESISTOR

CONNECTIONS

CUSTOM

DESIGN

PACKAGING

LEAD

(Pb)-FREE

RTOP

DRTOP

100

50

Optional

± 1 %
± 2 %
± 5 %

± 10 %

To be precise

for each

resistor

V: Screw

VS: RTOP Shunt

Optional

GLOBAL PART NUMBER INFORMATION

GLOBAL

MODEL

SIZE

LEADS

OHMIC VALUE

OHMIC VALUE

TOL.

PACKAGING

SPECIAL

RTOP

DRTOP

100
200

F = Faston type

V = Screw

VS, FS =

RTOP Shunt

If RTOP: The first three
digits are significant figures
and the last digit specifies
the number of zeros to
follow.
R designates decimal point.

48R7 = 48.7

Ω

4871 = 4870

Ω

1002 = 10 000

Ω

R010 = 0.01

Ω

R680 = 0.68

Ω

2700 = 2700

Ω = 2K7 Ω

Blank if RTOP.
If DRTOP: The first two
digits are significant figures
and the last digit specifies
the number of zeros to
follow.
R designates decimal point.

48R = 48

Ω

487 = 487

Ω

F = 1 %

G = 2 %

J = 5 %

K = 10 %

B = Box

10 pieces

As applicable

Ex = UA1

O

P

1

0

0

V

5

0

R

K

R

T

D

R

5

0

B

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