WK73S3ATTER820F datasheet, PDF

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WK73S3ATTER820F: DescriptionThick Film Resistors - SMD 1.5W, 0.82ohm, 1%; CategoryPassive components; File Size203KB，2 Pages; ManufacturerKOA Speer; Websitehttp://www.koaspeer.com/; Environmental Compliance

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Thick Film Resistors - SMD 1.5W, 0.82ohm, 1%

WK73S3ATTER820F Parametric

Parameter Name	Attribute value
Product Attribute	Attribute Value
Manufacturer	KOA Speer
Product Category	Thick Film Resistors - SMD
RoHS	Details
Resistance	820 mOhms
Power Rating	1.5 W
Tolerance	1 %
Temperature Coefficient	100 PPM / C
Minimum Operating Temperature	- 55 C
Maximum Operating Temperature	+ 155 C
Voltage Rating	200 V
Case Code - in	1225 (Reversed)
Case Code - mm	3264 (Reversed)
Application	Automotive Grade
Qualification	AEC-Q200
Packaging	Reel
Height	0.6 mm
Length	6.3 mm
Package / Case	1225 (3264 metric) Reversed
Product	Thick Film Resistors SMD
Technology	Thick Film
Termination Style	SMD/SMT
Type	High Power, Wide Terminal Resistor
Width	3.1 mm
Mounting Style	PCB Mount
Factory Pack Quantity	4000

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WK73S

wide terminal type flat chip resistors

resistors

Inner

Resistive Electrode

Film

Solder

Plating

Protective

Coating Ceramic

Substrate

features

•

Wide-side termination (reverse-geometry)

type flat chip resistor

•

High reliability and performance with T.C.R.

±100 x 10

-6

/K, resistance tolerance ±1%

•

Products with lead-free terminations meet EU RoHS

requirements. EU RoHS regulation is not intended for

Pb-glass contained in electrode, resistor element and glass.

•

AEC-Q200 Qualified: 0612(2B/2B15), 1020(2H), 1218(2J), 1225(3A)

dimensions and construction

Type

(Inch Size Code)

Dimensions

inches

(mm)

(0612)

(1020)

(1218)

(1225)

.063±.006 .126±.006 .012±.008 .018±.006

(1.6±0.15) (3.2±0.2)

(0.3±0.2) (0.45±0.15)

.098±.006 .197±.006 .016±.008

(2.5±0.15) (5.0±0.15) (0.4±0.2)

.024±.004

.122±.006 .181±.006 .016±.008 .030±.006

(0.6±0.1)

(3.1±0.15) (4.6±0.15) (0.4±0.2) (0.75±0.15)

.122±.006 .252±.006 .018±.008

(3.1±0.15) (6.3±0.15) (0.45±0.2)

Derating Curve

100

% Rated Power

100

-60 -40 -20

-55

2J (100°C)

WK73S2B (1W), WK73S3A (2W)

100

% Rated Power

2H2, 3A3 (95°C)

-60 -40 -20

-55

2B, 3A (115°C)

-60 -40 -20

-55

2B, 2H, 3A (125°C)

80 100 120 140

Ambient Temperature

(°C)

160

155

80 100 120 140 160

125

155

Terminal Part Temperature

(°C)

100 120 140 160

115

155

Terminal Part Temperature

(°C)

For resistors operated at an ambient temperature

of 70°C or above, a power rating shall be derated

in accordance with the above derating curve.

ordering information

WK73S

Type

WK73S

Size

2B: 0.75W, 1W

2H: 1W

2J: 1W

3A: 1.5W, 2W

Termination

Material

T: Sn

For resistors operated terminal temperature of described for each size or above, a power rating

shall be derated in accordance with the derating curve above.

Please refer to “Introduction of the derating curve based on the terminal part temperature” in the

beginning of our catalog before use.

If you want to use at rated power (*1), use derating curves based on the terminal part temperature

on the right side graph.

Packaging

TD: 0612: 7" 4mm pitch

punched paper

TE: 1020, 1218, 1225:

7" embossed plastic

TED: 1020, 1218, 1225:

10" embossed plastic

For further information on

packaging, please refer to

Appendix A

33L0

Nominal

Resistance

±1%: 3 significant figures + 1

multiplier “R” indicates decimal

on value <100Ω

±5%: 2 significant figures + 1

multiplier “R” indicates decimal

on values <10Ω

All values less than 0.1Ω (100mΩ)

are expressed in mΩ with “L” as

decimal.

Ex: 33mΩ, 1% = 33L0

Resistance

Tolerance

D: ±0.5%

F: ±1%

J: ±5%

Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.

11/08/17

KOA Speer Electronics, Inc.

• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com

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