SPECIFICATION FOR APPROVAL

DOCUMENT : SM560000NH

REVISION

: A0

PAGE

: 1 OF 8

1W, 2010, Low Resistance Chip Resistor (Lead / Halogen Free)

1. Scope

This specification applies to 2.5mm x 5.0mm size 1W, fixed metal film chip resistors rectangular type

for use in electronic equipment.

2. Type Designation

RL2550

W

-

□□□□

□

(1)

(2)

(3)

(4)

Where

(1) Series No.

(2) W = W Type

(3) Resistance value :

For example - -

R005 = 5m

Ω

R050 = 50m

Ω

(4) Resistance tolerance

F =

± 1%

G =

± 2%

J =

± 5%

3. Outline Construction and Marking

3-1 Outline Construction

(1) Substrate

Alumina 96%

(2) Resistor

Cu alloy

(3) Terminals

Sn (on Cu )

(4) Protection coat

Heat resistive epoxy resin

(5) Marking

Epoxy resin

Dimensions (mm)

Code Letter

RL2550

L

5.0

± 0.20

W

2.5

± 0.20

a

1.00

± 0.15

t

0.80

± 0.15

Figure 1. Construction and Dimensions

(1)

(2)

(3)

(4)

L

a

a

R005

W

t

(5)