1W, 1206, Low Resistance Chip Resistor (Lead free / Halogen Free)
1. Scope
This specification applies to 1.6mm x 3.2mm size 1W, fixed metal film chip resistors rectangulartype for use in electronic equipment.

2. Type Designation□RL1632- 6C - □□□□(1)
(2)
(3)
(4)
Where
(1) Series No.
(2) 6C = 1W
(3) Resistance value :For example - Four digits of number
R005 = 5mΩ
R020 = 20mΩ
(4) Resistance tolerance
F = ± 1%G = ± 2%J = ± 5%

3. Outline Dimensions and Marking
L
Code Letter

1632

R010WtL

3.2 ± 0.20W

1.6 ± 0.20

a0.50 ± 0.15t5mΩ: 1.05 ± 0.20
10~40mΩ: 0.90 ± 0.20

a(Bottom View)

aDimensions (mm)Four digits :R010 = 10mΩ
R020 = 20mΩ

Figure 1. Construction Dimensions

UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕
X
= ±
X.X
= ±
X.XX = ±ANGLES ±HOLE DIA. ±SCALE :UNIT :

台達電子工業股份有限公司
Delta Electronics, Inc.

THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc.
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION

TITLE : The Engineering Spec. For 1W 1206
Low Resistance Chip Resistor

DOCUMENTNO.

SMJ60000NH
PAGE 1PAGEREV.

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OF 7

4.

Ratings
Power Ratings*1W

Resistance Value

5~40mΩ

Resistance Tolerance± 1%(F) , ± 2%(G) , ± 5%(J)Temperature Coefficient of Resistance(5mΩ)(10~40mΩ)

0~300ppm/℃± 100ppm/℃

Operation Temperature Range-55℃ ~ +170℃

Insulation ResistanceOver 100MΩ( P*R)1/2

Maximum Working Voltage (V)Note * :Power rating is based on continuous full load operation at rated ambient temperature of 70℃. For

RATED LOAD(%)

resistors operated at ambient temperature in excess of 70℃, the maximum load shall be derated inaccordance with the following curve.

1000-5570170

AMBIENT TEMPERATURE(℃)

Figure 2.：Power Temperature Derating Curve

UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕X= ±X.X
= ±X.XX = ±ANGLES ±HOLE DIA. ±SCALE :UNIT :

台達電子工業股份有限公司
Delta Electronics, Inc.

THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc.
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION

TITLE : The Engineering Spec. For 1W 1206
Low Resistance Chip Resistor

DOCUMENTNO.

SMJ60000NH
PAGE 2

PAGE
REV.

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5. Characteristics
Test Item

Condition of Test

Requirements∆R : ± 0.5%
Without significant damage byflashover ( spark, arching ), burningor breakdown etc.

Short Time Overload

2.5 * rated power for 5 seconds
Refer to JIS C 5201-1 4.13

Insulation Resistance

The resistor shall be cramped in theBetween Electrode and Protectionmetal block and tested , as shown below. Film 100MΩ or over
Test voltage : 100 ± 15VDC for 1 minute Between Electrode and Substrate
Refer to JIS C 5201-1 4.6 Mounting
1,000MΩ or overcondition G.

Voltage Proof

The voltage : 100VAC (rms.) for 1 minute ∆R : ± 0.5%
Refer to JIS C 5201-1 4.7
Without damage by flashover, fireor breakdown, as shown below.

Thermal Shock-55 ~155℃ 100 cycles, 15 min at eachextreme condition
Refer to JIS C 5201-1 4.19

∆R : ± 1.0%
Without distinct damage inappearance

Low Temperature StorageKept at -55℃, 1,000 hours
Refer to JIS C 5201-1 4.23.4∆R : ± 1.0%
Without distinct damage inappearance

High Temperature Exposure

Kept at 170℃ for 1,000 hours
Refer to JIS C 5201-1 4.23.2∆R : ± 1.0%
Without distinct damage inappearance

Solderability

Temperature of Solder : 245 ± 5℃
Immersion Duration : 3 ± 0.5 second
Refer to JIS C 5201-1 4.17

Uniform coating of solder coverminimum of 95% surface being
immersed

Resistance to Soldering Heat

Dipped into solder at 270 ± 5℃
for 10 ± 1 seconds
Refer to JIS C 5201-1 4.18

∆R : ± 0.5%
Without distinct deformation inappearance

UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕X= ±X.X= ±X.XX = ±ANGLES ±HOLE DIA. ±SCALE :UNIT :台達電子工業股份有限公司
Delta Electronics, Inc.

THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc.
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION

TITLE : The Engineering Spec. For 1W 1206
Low Resistance Chip Resistor

DOCUMENTNO.

SMJ60000NH
PAGE 3PAGEREV.

A2OF 7

Test Item

Condition of TestRequirements

Load Life

Rated voltage for 1.5 hours followed by apause 0.5 hour at 70 ± 2℃.
Cycle repeated 1000 hours
Refer to JIS C 5201-1 4.25

∆R : ± 1.0%
Without distinct damage inappearance

Damp Heat with Load

40 ± 2℃ with relative humidity 90% to95%. D.C. rated voltage for 1.5 hours
ON and 30 minutes OFF. Cycle
repeated 1,000 hours
Refer to JIS C 5201-1 4.24

∆R : ± 0.5%
Without distinct damage inappearance

Mechanical Shock

100 G’s for 6milliseconds. 5 pulses
Refer to JIS C 5201-1 4.21

∆R : ± 0.5%
Without mechanical damage suchas break

Bending Test

Glass-Epoxy board thickness : 1.6mm
Bending width : 2mm
Between the fulcrums : 90mm
Refer to JIS C 5201-1 4.33

∆R : ± 0.5%
Without mechanical damage suchas break

UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕
X
= ±
X.X
= ±
X.XX = ±ANGLES ±HOLE DIA. ±SCALE :UNIT :

台達電子工業股份有限公司
Delta Electronics, Inc.

THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc.
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION

TITLE : The Engineering Spec. For 1W 1206
Low Resistance Chip Resistor

DOCUMENTNO.

SMJ60000NH
PAGE 4

PAGEREV.

A2OF 76. Recommend Land Pattern
L

1632

W(mm)

L(mm)

t
D(mm) (μm)

1.78

4.14

1.37

DW

105Cu
Trace

t: Copper foil minimum thickness of PCBSensing
Trace

Note : We recommend there is no circuit design between pads to avoid circuit short.

UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕X= ±X.X= ±X.XX = ±ANGLES ±HOLE DIA. ±SCALE :UNIT :台達電子工業股份有限公司
Delta Electronics, Inc.

THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc.
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION

TITLE : The Engineering Spec. For 1W 1206
Low Resistance Chip Resistor

DOCUMENTNO.

SMJ60000NH
PAGE 5

PAGEREV.

A2
OF 7

7. Packaging
7-1 Dimensions
7-1-1 Tape packaging dimensions
0.3 max.
+0.1

2.0 ± 0.1P

1.5 -0.0

1.75 ± 0.1

Sprocket hold

3.5 ± 0.05
8.0 ± 0.3B

1.5 max.

A

4.0 ± 0.1

Carrier cavity

A = 2.0 ± 0.2
B = 3.6 ± 0.2
P(PITCH) = 4.0 ± 0.1

1.05 ± 0.05

Pulling direction

Unit : mm

7-1-2 Reel dimensions

2.0 ± 0.5

22 min.

Label

56 ± 2.0

9.0 ± 0.3

Unit : mm

UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕X
= ±X.X= ±X.XX = ±ANGLES ±HOLE DIA. ±SCALE :UNIT :

60 ± 1.0

178 ± 2.0

13.0 ± 0.2

11.4 ± 1.0

台達電子工業股份有限公司
Delta Electronics, Inc.

THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc.
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION

TITLE : The Engineering Spec. For 1W 1206
Low Resistance Chip Resistor

DOCUMENTNO.

SMJ60000NH
PAGE 6PAGE
REV.

A2OF 7

7-2 Peel Strength of Top Cover Tape
The peel speed shall be about 300mm/minute
The peel force of top cover tape shall between 0.1 to 0.7N
Top Cover Tape8165 ~ 10°0.1 ~ 0.7NCarrier tape

7-3 Number of Taping
4,000 pieces / reel
7-4 Label marking
The following items shall be marked on the reel.
(1) Type designation(2) Quantity(3) Manufacturing date code(4) Manufacturer’s name(5) The country of origin

UNLESS OTHERWISE SPECIFIED TOLERANCES ON ﹕X= ±X.X= ±X.XX = ±ANGLES ±HOLE DIA. ±SCALE :UNIT :

台達電子工業股份有限公司
Delta Electronics, Inc.

THIS DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF Delta Electronics, Inc.
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION

TITLE : The Engineering Spec. For 1W 1206
Low Resistance Chip Resistor

DOCUMENTNO.

SMJ60000NH
PAGE 7

PAGEREV.

A2
OF 7