PRAHT 100, PRAHT 135, PRAHT 182 (CNW)

www.vishay.com

Vishay Sfernice

Revision: 20-Nov-12

3

Document Number: 53057

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

PACKAGING RULES

Waffle Pack



Can be filled up to maximum quantity indicated in the table

here above, taking into account the minimum order quantity.

When quantity ordered exceeds maximum quantity of a

single waffle pack, the waffle packs are stacked up on the

top of each other and closed by one single cover.



To get “not stacked up” waffle pack in case of ordered

quantity > maximum number of pieces per package:

Please consult Vishay Sfernice for specific ordering

code.

Tape and Reel



Can be filled up to maximum quantity indicated in the table

here above, taking into account the minimum order quantity.

When quantity ordered is between the MOQ and the

maximum reel capacity, only one reel is provided.



When several reels are needed for ordered quantity

within MOQ and maximum reel capacity: Please consult

Vishay Sfernice for specific ordering code.

MARKING

On the primary package, printed information includes

Vishay S.A. trademark series and model, schematic number

of resistors, ohmic value, absolute tolerance, ratio tolerance,

type of termination: B tinned over nickel barrier.

Marking on parts:

E.g.: Ohmic value 13K:



Coded 1302: M = 1, C = 3, D = 0, U = 2

Note

• Rn: Nominal resistance

12

87

R1

R2

M

34

65

R3

R4

CD

U

PERFORMANCE

TESTS

CONDITIONS

CECC REQUIREMENTS

DRIFTS

ABSOLUTE PER

(Typical Values)

RATIO

Overload

2.5 Un/2 s

0.05 % Rn + 0.05



0.01 % Rn

Climatic sequences

- 55 °C + 155 °C/5 moisture cycles

0.1 % Rn + 0.05



0.01 % Rn

Thermal shock

- 55 °C + 155 °C/5 cycles 30'

0.05 % Rn + 0.05



0.01 % Rn

Load life

1000 h/Pn at 215 °C

0.5 % Rn

0.25 % Rn

8000 h/Pn at 215 °C

0.7 % Rn

0.4 % Rn

Resistance to solder heat

260 °C/10 s

0.05 % Rn + 0.05



0.01 % Rn

Moisture resistance

0.01 Pn at + 40 °C 93 % RH

0.1 % Rn + 0.05



0.01 % Rn

High temperature storage

1000 h/no load at + 155 °C

0.1 % Rn + 0.05



0.02 % Rn