KOA SPEER ELECTRONICS, INC.
SS-196 R2
AHA 3/17/05
Melf Type Surface Mount Linear
Positive Temperature Coefficient Resistors
MLT Type
1. Features
I
I
I
I
CERTIFIED
CERTIFIED
Twenty-five specifiable temperature coefficients
Standard resistance sizes
Meets or exceeds EIAJ-8011, EIA-PDP-100
Marking: Gray body color
2. Dimensions and Structure
Dimensions in inches (mm)
C
L
D3
Type
(Inch Size Code)
L
.138
(3.5 ± 0.2)
.232
(5.9 ± 0.2)
C (min.)
.02
(0.5)
.02
(0.5)
D1
.057
(1.45 ± 0.1)
.087
(2.2 ± 0.1)
D2 (max.) D3 (max.)
.061
(1.55)
.094
(2.4)
.004
(0.1)
.006
(0.15)
D1 D2
2B
(1406)
2E
(2309)
Insulation
Coating
Trimming Resistive
Line
Film
Ceramic
Core
End
Cap
Marking
3. Type Designation
The type designation shall be the following form:
New Type
MLT
Type
2B
Size
2B: 1406
2E: 2309
T
Termination
Material
T: Sn
L: SnPb
TE
Packaging
TE: 7" Embossed
Plastic
(2B - 3,000 pcs/reel)
(2E - 1,500 pcs/reel)
101
Nominal
Resistance
2 significant
figures +
1 multiplier
J
Tolerance
G = ±2%
J = ±5%
3600
T.C.R.
PAGE 1 OF 3
Bolivar Drive
I
P.O. Box 547
I
Bradford, PA 16701
I
USA
I
814-362-5536
I
Fax 814-362-8883
I
www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
KOA SPEER ELECTRONICS, INC.
SS-196 R2
4. Applications and Ratings
Part
Designation
T.C.R.
(ppm/°C)
Max.
150, 250, 350
450, 500
600, 700
800, 900
1000, 1200, 1400
1600, 1800
MLT
2000, 2200, 2400
2600, 2800
3000, 3300
3600*
3900*
4200*
4500*
±10%
T.C.R.
Tolerance
±100 ppm/°C
±150 ppm/°C
±15%
Resistance
Range
2B
(0.125W)
510Ω - 51KΩ
1KΩ - 43KΩ
2KΩ - 43KΩ
3KΩ - 27KΩ
1KΩ - 10KΩ
820Ω - 9.1KΩ
820Ω - 6.2KΩ
10Ω - 5.1KΩ
10Ω - 5.1KΩ
10Ω - 3.3KΩ
10Ω - 680Ω
10Ω - 330Ω
Resistance
Range
2E
(0.25W)
1KΩ - 100KΩ
2KΩ - 82KΩ
3.9KΩ - 82KΩ
6.2KΩ - 51KΩ
3KΩ - 27KΩ
1KΩ - 22KΩ
1KΩ - 18KΩ
10Ω - 7.5KΩ
10Ω - 7.5KΩ
10Ω - 6.2KΩ
10Ω - 1.3KΩ
10Ω - 680Ω
J: ±5%
70°C
-40°C to +125°C
Resistance
Tolerance
G: ±2%
Rated
Ambient
Temperature
Operating
Temperature
Range
* .51Ω of 3600 ppm/°C to 4500 ppm/°C are 15% in T.C.R. Tolerance.
5. Environmental Application
Derating Curve
100
80
% Rated Power
60
40
20
0
-40
-20
0
80
70
Ambient Temperature
(°C)
20
40
60
100 120
140
125
6. Performance Characteristics
Parameter
Resistance
T.C.R.
Overload
Resistance to Solder Heat
Rapid Change of Temperature
Moisture Resistance
Endurance at 70°C
Requirement
∆
R ±(% + 0.05Ω)
Limit
Typical
Within regulated
—
tolerance
Within specified
—
T.C.R.
±1.0%
±0.75%
±1.0%
±0.75%
±1.0%
±0.75%
±3.0%
±2.0%
±3.0%
±2.0%
Test Method
25°C
Room temperature, 50°C up
Rated power x 2.5 or max. overload voltage for 5 seconds, whichever is less
260°C ± 5°C, 10 seconds ± 1 second
-55°C (30 minutes), +125°C (30 minutes), 5 cycles
40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
PAGE 2 OF 3
Bolivar Drive
I
P.O. Box 547
I
Bradford, PA 16701
I
USA
I
814-362-5536
I
Fax 814-362-8883
I
www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
KOA SPEER ELECTRONICS, INC.
SS-196 R2
7. Taping Dimensions/Reel Dimensions
1.5
+0.1
-0
(mm)
B
1.75±0.1
Central
hole
W
øa
A
ø13
e
ød
T
1
P
1
(TP)
2.0 4.0±0.1
P
1
T
1
Direction of feed
T
1
Dimensions in inches (mm)
Type
2B
2E
A
.146
(3.7 ± 0.2)
.244
(6.2 ± 0.2)
B
.067
(1.7 ± 0.2)
.094
(2.4 ± 0.2)
W
.315
(8.0 ± 0.2)
.472
(12.0 ± 0.1)
P
1
.157
(4.0 ± 0.1)
.157
(4.0 ± 0.1)
T
1
.067
(1.7 ± 0.2)
.102
(2.6 ± 0.2)
øa
7.01
(178)
7.01
(178)
ød
.827
(21)
.827
(21)
e
.079
(2)
.079
(2)
PAGE 3 OF 3
Bolivar Drive
I
P.O. Box 547
I
Bradford, PA 16701
I
USA
I
814-362-5536
I
Fax 814-362-8883
I
www.koaspeer.com
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
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