Riedon Inc.

300 Cypress Avenue

Alhambra CA 91801

(626) 284-9901

(626) 284-1704

www.riedon.com

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Specification

Value

Tolerances

S: ±0.01% to ±5%

SL: ±0.1% to ±5%

Temperature Coefficient

S: >10Ω : ±20ppm/°C

S: 1Ω to10Ω : ±50ppm/°C

S: <1Ω : Call Factory

SL: ±200ppm/°C, For Lower Call Factory

Temperature Range

-55°C to +275°C

Dielectric Strength

S: 1000 VAC

SL: 500 VAC

Insulation Resistance

>1000 MOhms / Dry

Reel / Tape Width (mm)

S-1: 12 / S-2: 16 / S-3: 24 / S-4: 24 / S-5: 32 / SL-2: 16 / SL-4: 24

S & SL Series

• Resistance: 0.005 to 50kOhms

• High Power: to 4 Watts

• Tolerance to ±0.01%

• High Temperature Rating up to 275°C

• Low Temperature Coefficient to ±20ppm/°C

• Superior Surge Handling Capability

• Non-Inductive Windings are Available (Type SN)

• Flame Resistant UL 94V-0

SPECIFICATIONS

Type

Power Rating

Watts @ 70°C

Range ( Ω )

Maximum

Working Voltage

S-1

0.5

0.01 to 400

*

P

R

S-2

1

0.005 to 3k

S-4

2

0.01 to 15k

S-3

3

0.01 to 25k

S-5

4

0.01 to 50k

SL-2

1

0.005 to 0.05

SL-4

2

0.005 to 0.07

0

50

100

150

200

250

300

350

0

20

40

60

80

100

120

Ambient Temperature (°C)

Power Derating Curve

Surface Mount Wirewound Resistors

Environmental Performance

(MIL-STD 202)

∆R MAX

Dielectric

±0.5% + 0.05Ω

Load Life

±1% + 0.05Ω

Storage

±0.5% + 0.05Ω

Moisture Resistance

±1% + 0.05Ω

Thermal Shock

±0.5% + 0.05Ω

5X Overload ( 5s )

±0.5% + 0.05Ω

Shock

±0.5% + 0.05Ω

Solder Heat Resistance ( 260C, 10s )

±0.5% + 0.05Ω