www.vishay.com

Document Number: 30224

2

Revision: 04-Feb-11

SPR2213, SPR2214

Vishay Dale

Wirewound Resistors, Special Purpose,

Commercial, High Power

DIMENSIONS in inches [millimeters]

MATERIAL SPECIFICATIONS

Element: Copper-nickel alloy or nickel-chrome alloy,

depending on resistance value

Core: Steatite ceramic

Body:

Steatite ceramic case with

inorganic potting

compound

Terminals: Nickel plated steel

Bracket: Zinc plated steel

Part Marking: DALE, model, wattage, value, tolerance, date

code

DERATING

HEAT SINK DERATING

GLOBAL

MODEL

Dimensions in inches [millimeters]

A

TYPICAL

B

± 0.031 [0.794]

C

± 0.031 [0.794]

W

± 0.005 [0.127]

H

TYPICAL

SPR2213

3.375

[85.73]

3.00

[76.20]

2.50

[63.50]

0.250 x 0.031

[6.35 x 0.794]

0.810

[20.57]

SPR2214

4.563

[115.90]

4.125

[104.78]

3.625

[92.08]

0.250 x 0.031

[6.35 x 0.794]

0.810

[20.57]

SPR2214

H

W

SPR2213

1.25

[31.75] typical

W

0.827 [21.01]

± 0.020 [0.508]

C

A

B

H

0.195 [4.95]

± 0.005 [0.127]

0.195 [4.95]

± 0.005 [0.127]

Diameter

AMBIENT TEMPERATURE IN °C

0

20

40

60

80

100

120

25

- 65 - 25

75

125

175

225

275

% OF RECOMMENDED HEAT SINK AREA

0

0

20

40

60

80

100

20

40

60

80

100

SPR2213

SPR2214

PERFORMANCE

TEST

CONDITIONS OF TEST

TEST LIMITS

Thermal Shock

Rated power applied until thermally stable, then a minimum of 15 min at - 55 °C

± (2.0 % + 0.05

) R

Short Time Overload

10 x rated power for 5 s

± (2.0 % + 0.05

) R

Dielectric Withstanding Voltage

± (0.1 % + 0.05

) R

Low Temperature Storage

- 65 °C for 24 h

± (2.0 % + 0.05

) R

High Temperature Exposure

250 h at + 275 °C

± (2.0 % + 0.05

) R

Moisture Resistance

MIL-STD-202 Method 106, 7b not applicable

± (2.0 % + 0.05

) R

Shock, Specified Pulse

MIL-STD-202 Method 213, 100 g’s for 6 ms, 10 shocks

± (0.2 % + 0.05

) R

Vibration, High Frequency

Frequency varied 10 Hz to 2000 Hz, 20 g peak, 2 directions 6 h each

± (0.2 % + 0.05

) R

Load Life

1000 h at rated power, + 25 °C, 1.5 h “ON”, 0.5 h “OFF”

± (3.0 % + 0.05

) R