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Characteristics

Tolerance (Code):

Value range:

Power rating:

Temperature coefficient:

Thermal resistance:

Inductance:

Operating voltage:

Dielectric strength:

Insulation resistance:

Operating temperature:

± 1% (F), ± 5% (J)

R02 to 130K (with standard resistance values)

20W at 25˚C case temperature

±100ppm/˚C

6.5˚C/W

0.1µH maximum

√P*R with a maximum of 250V

2kVac

10GΩ

-55˚C to 155˚C

Electrical Specifications

Parameter

Specification

Short term overload (2x Pr for R < 2Ω, 1.6 x Pr for R ≥ 2Ω, V < 1.5x operating voltage)

∆R ±0.25%

Load life ( 1000 hours at rated power)

∆R ±1.0%

Thermal shock (-55˚C to 155˚C, 5 cycles)

∆R ±0.5%

Resistance to soldering heat (10 sec at 270˚C)

∆R ±0.5%

Vibration (20 G 10 - 2000Hz .06” D.A)

∆R ±0.25%

Moisture sensitivity level

1

Soldering Profile

Power dissipation is 2.8W at an ambient temperature of 25°C

when mounted on a double sided copper using FR4, 70μm of

copper 39x30x1.6mm

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

PWR263S-20 Series Power Resistor

DIMENSIONS:

MM

(INCHES)

Soldering Profile

PWR 263 S - 20 - 10R0 F E

Model

PWR = Power

Resistor

Package

Pin Style

S = Surface Mount

Power

20 = 20 W

Resistance Value

<100 ohms ... “R” represents decimal

point (examples: 7R50 =

7.5 Ω; R500 = 0.5 Ω)

≥

100 ohms.... First three digits are

significant, fourth digit

represents number of

zeros to follow (exam-

ples: 2000 = 200 ohms;

3002 = 30K ohms)

Absolute Tolerance

J = 5 %

F = 1 %

Packaging

E = Tape & Reel

Blank = Tubes

How to Order

Power dissipation is 2.8 W at an ambient temperature of 25 ˚C when mounted on a

double-sided copper board using FR4 standard, 70 µm of copper, 39 x 30 x 1.6 mm.

Product Dimensions

7.8

(0.307)

10.1

(0.398)

5.08

(0.20)

1.3

(.051)

1.4

(0.055)

1.92

(0.076)

0.25

(0.010)

48 °

1.6

(0.063)

15.39

(0.606)

8.8

(0.347)

10.4

(0.409)

REF.

3.1

(0.122)

4.5

(0.177)

TOLERANCE:

±0.38

UNLESS OTHERWISE NOTED

(±0.015)

LEAD

0.102 MAX AT MOUNTING

COPLANARITY: (0.004) SURFACE

Recommended Pad Layout

25

75

125

175

225

275

0

50

100

150

200

250

300

Time (seconds)

60 - 120 seconds

60 - 90

seconds

260 °C peak

190 °C

150 °C

220 °C

Ramp Down

6 °C/second

245 °C

Maximum of 20 seconds between

+245 °C and +260 °C

Ramp Up

3 °C/second maximum

10 seconds minimum

<1>

<1>

8.0

(.315)

11.0

(.433)

2.4

(0.095)

0.26

(0.10)

4.23

(0.166)

4.02

(0.158)

10.52

(0.414)

2.25

(0.089)

Typical Part Marking

263 20

XXXX

X%

YYY

COSTA RICA

MODEL

NUMBER

TOLERANCE

DATE CODE

COUNTRY

OF ORIGIN

RESISTANCE

CODE

MANUFACTURER'S

TRADEMARK

www.arcolresistors.com

For more information and ordering, please consult