SPECIFICATION FOR APPROVAL

DOCUMENT

: SM340000NH

REVISION

: A2

PAGE

: 1 OF 7

1/2W, 0805 Low Resistance Chip Resistor (Lead / Halogen free)

1. Scope

This specification applies to 1.2mm x 2.0mm size 1/2W, fixed metal foil with ceramic carrier current

sensing resistors used in electronic equipment.

2. Type Designation

RL1220

—

4

—

□□□□

□

(1)

(2)

(3)

(4)

Where

(1) Series No.

(2) Power rating

4= 1/2W

(3) Resistance value:

For example—

R010 = 0.010

Ω

(4) Resistance tolerance:

F=

± 1%

G=

± 2%

J=

± 5%

3. Construction and Physical Dimensions

Figure 1.

Structure (No mark)

(5)

(1)

(3)

(2)

(5)White

(4)Green

Code Letter

Dimensions (mm)

L

2.00

± 0.20

W

1.30

± 0.20

t

0.80

± 0.25

a

0.40

± 0.20

NOTE:

(1) Substrate:

Alumina 96%

(2) Resistor:

Cu alloy

(3) Terminals:

Sn (on Cu )

(4) Marking:

Heat resistive epoxy resin(Green)

(5) Protection coat:

Heat resistive epoxy resin(White)