TLR

metal plate chip type low resistance resistor

applications and ratings

DeratingCurve

TemperatureRise

environmental applications

Parameter

Requirement∆R%

Limit

Typical

TestMethod

Resistance

T.C.R.

25°C

+25°C/+100°C

Within regulated

tolerance

Within specified

T.C.R.

—

—

Resistance to Solder Heat

260°C ± 5°C, 10 ~ 12 seconds

±1

±0.01

Rapid Change of Temperature

1E: -55°C (30 minutes), +125°C (30 minutes), 1000 cycles

2A: -55°C (15 minutes), +150°C (15 minutes), 1000 cycles

±1

±0.2

Moisture Resistance

85°C, 85%RH, 1000 hours, 10% Bias

±1

±0.3

Overload (Short time)

1E: Rated power x 5 for 5 seconds

2A: Rated power x 2.5 for 5 seconds

±1

1E: ±0.15

2A: ±0.05

Endurance at 105°C and Less

of Terminal Part Temperature

Terminal part temperature: 105°C, 1000 hours, 1.5 hr ON,

0.5 hr OFF cycle

±1

±0.4

Low Temperature Exposure

-65°C, 96 hours

±1

±0.05

High Temperature

Exposure

1E: 125°C, 1000 hours

2A: 155°C, 1000 hours

1E: ±1

2A:

±1 (2~4m, 7~10m)

±2 (5m, 6m)

1E: ±0.3

2A:

±0.5 (2~4m, 7~10m)

±0.8 (5m, 6m)

Solder

Joint

2

Hot

Spot

1

Resistance

Tolerance

Standard

Resistance

(Ω)

Part

Designation

Operating

Temperature

Range

Power

Rating

@70°C

T.C.R.

(ppm/°C)

Max.

10m

TLR1E

0.2W

-65°C to +125°C

TLR2A

1W

2m, 3m, 4m, 5m, 6m,

7m, 8m, 9m, 10m

-65°C to +155°C

––

––

±100

G: ±2%,

J: ±5%

±100

Current

Rating

––

––

F: ±1%

Connection

Temperature

105°C

105°C

Rated

TerminalPart

Temperature

PerformanceCharacteristics

For resistors operated at an ambient temperature of 105°C

or above, a power rating shall be derated in accordance

with the above derating curve.

125

75

50

25

25

50

75

100

% Rated Power

0

0

1

100

2

TLR1E

150

75

50

25

25

50

75

100

% Rated Power

0

0

1

100

2

125

2

5mΩ

5mΩ

10mΩ

10mΩ

1

TLR2A

100

80

60

40

20

-80

-60 -40

0

40

60 80 100

180

105

20

Terminal Part Temperature

(°C)

0

160

-20

140

125

1E

-65

155

2A

Note: Please contact factory for the TLRZ Performance Characteristics

0.2m max.

TLRZ1J

––

-55°C to +155°C

TLRZ2A

––

0.2m max.

-55°C to +155°C

105°C and less

105°C and less

––

––

––

20A

20A

––

––

––

For resistors operated at a terminal part temperature of described for each size

or above, a power rating shall be derated in accordance with the derating curve.

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

temperature” on the beginning of our catalog before use.

57

KOASpeerElectronics,Inc. • 199BolivarDrive • Bradford,PA16701 • USA • 814-362-5536 • Fax:814-362-8883 • www.koaspeer.com

Specificationsgivenhereinmaybechangedatanytimewithoutpriornotice.Pleaseconfirmtechnicalspecificationsbeforeyouorderand/oruse.

11/30/14