MERITEK MLR25122R100D

 MLR Series
Metal Alloy Low-Ohmic
Current Sensing Resistor
Feature







Ideal for all types of current sensing, voltage
division and pulse applications.
Proprietary processing technique
Extremely low Resistance values.
High-temperature performance (up to +275°C)
Very low inductance 0.5nH to 5nH
Excellent frequency response
Low thermal EMF (>1uV/°C)
PART NUMBERING SYSTEM
MLR
Meritek Series
Size
1206
2010
Rating (Watts)
Code
2512
2725
2728
1206
330 R001 J
4527
C
1
A
2
3
B
4
5
0.5W
1W
1.5W
2W
3W
3.5W
4W
5W
Resistance
EX.
R100 = 100mΩ
R010 = 10mΩ
R001 = 1mΩ
R00025 = 0.25mΩ
4~6
Digit
Tolerance
Code
D
F
Tolerance
±0.5%
±1%
Code
G
J
Tolerance
±2%
±5%
Power Derating Curve:
Operating Temperature Range: -55°C ~ +170°C
Rev. 7
MLR Series
Metal Alloy Low-Ohmic
Current Sensing Resistor
Dimensions
Type
Power Rating
(W)
Resistance
Range (mΩ)
MLR1206
0.5
MLR2010
1
1
MLR2512
1 & 1.5
2
3
MLR2725
4
Dimensions (mm)
L
W
H
T1
1 ~ 50
3.20 ± 0.254
1.60 ± 0.254
0.645 ± 0.254
0.508 ±0.254
1.0 ~ 3
5.08 ± 0.254
2.54 ± 0.254
0.787 ± 0.254
1.295 ± 0.254
0.787 ± 0.254
3.302 ± 0.254
0.645 ± 0.254
0.787 ± 0.254
0.645 ± 0.254
0.645 ± 0.254
0.787 ± 0.254
0.645 ± 0.254
3.1 ~ 100
0.5 ~ 4
4.1 ~ 75
75.1 ~ 100
0.5 ~ 4
4.1 ~ 75
0.5
6.248 ± 0.254
1.880 ± 0.254
0.787 ± 0.254
0.6 ~ 2.9
4.1 ~ 10
3~4
0.25 / 0.5
1
1.5
MLR4527
1.118 ± 0.254
1.676 ± 0.254
0.991 ± 0.254
6.807 ± 0.254
6.452 ± 0.254
2
2.5
3
MLR2728
T2
1.092 ± 0.254
0.991 ± 0.254
2.159 ± 0.254
0.889 ± 0.254
1.803 ± 0.254
1.654 ± 0.254
1.295 ± 0.254
1.143 ± 0.254
3
3.5
4
4 ~ 100
6.706 ± 0.254
7.188 ± 0.254
0.991 ± 0.254
3&5
0.5
0.6 ~ 5.0
5.1 ~ 120
11.430 ±
0.254
6.850 ± 0.254
1.500 ± 0.254
3.215 ± 0.254
3.215 ± 0.254
1.815 ± 0.254
0.965 ± 0.254
Rev. 7
MLR Series
Metal Alloy Low-Ohmic
Current Sensing Resistor
Product Specifications
Type
Number
of
Terminals
MLR1206
2
MLR2010
MLR2512
2
2
MLR2725
2
MLR2728
2
MLR4527
2
Rated
Power at
70°C
Max.
Rated
Current
Max.
Overload
Current
T.C.R
(ppm / °C)
0.5W
22.36A
44.72A
1W
31.62A
63.25A
1 ~ 4 mΩ≤±50
4.1 ~ 15 mΩ≤±25
15.1 ~ 50 mΩ≤±15
1W
31.62A
63.25A
1W
44.72A
100.00A
1.5W
54.77A
122.48A
2W
63.25A
141.42A
3W
77.46A
134.16A
4W
3W
3.5W
4W
126.49A
27.39A
29.58A
31.62A
252.95A
47.43A
51.23A
63.25A
3W
5W
77.5A
100A
134A
173A
1 ~ 3 mΩ≤±50
3.1 ~ 6.9 mΩ≤±25
7 ~ 100 mΩ≤±15
0.5 ~ 3 mΩ≤±50
3.1 ~ 6.9 mΩ≤±25
7 ~ 100 mΩ≤±15
0.5 ~ 3 mΩ≤±50
3.1 ~ 6.9 mΩ≤±25
7 ~ 75 mΩ≤±15
0.5 ~ 2.5 mΩ≤±50
2.6 ~ 10 mΩ≤±25
≤±50
4 ~ 7 mΩ≤±25
7.1 ~ 100 mΩ≤±15
4 ~ 7 mΩ≤±25
7.1 ~ 50 mΩ≤±15
≤±50
Resistance Range
D (±0.5%)
F (±1%),
G (±2%),
J (±5%)
7 ~ 50 mΩ
1 ~ 50 Ωm
7 ~ 50 mΩ
1 ~ 50 Ωm
7 ~ 100 mΩ
1 ~ 100 mΩ
7 ~ 100 mΩ
0.5 ~ 100mΩ
7 ~ 75 mΩ
0.5 ~ 75mΩ
7 ~ 10 mΩ
0.5 ~ 10mΩ
--
Operating
Temperatur
e
Range
-55°C ~
+170°C
0.25 ~ 3mΩ
4 ~ 100 mΩ
4 ~ 50 mΩ
7 ~ 120 mΩ
0.5 ~ 120 mΩ
Recommend Land Pattern
Unit: mm
Type
Maximum
Power Rating
(Watts)
MLR1206
MLR2010
0.5 & 1.0
1.0
MLR2512
1.0 & 1.5
MLR2512
2.0
MLR2512
3.0
MLR2725
MLR2728
MLR4527
4.0
3.0 & 3.5 & 4.0
3.0 & 5.0
Land Pattern Dimensions
Resistance
Range (mΩ)
1.0 ~ 50.0
1.0 ~ 3.0
3.1 ~ 100.0
0.5 ~ 4.0
4.1 ~ 100.0
0.5 ~ 4.0
4.1 ~ 75.0
0.50
0.6 ~ 2.9 &
4.1 ~ 10.0
3.0 ~ 4.0
0.25 ~ 3.0
4.0 ~ 100.0
0.5 ~ 5.0
5.1 ~ 120
a
b
i
1.60
2.89
2.29
3.05
2.11
3.05
2.11
3.05
2.19
2.18
2.92
2.92
3.68
3.68
3.68
3.68
3.68
3.68
1.00
1.22
2.41
1.27
3.18
1.27
3.18
1.27
3.00
2.79
3.18
2.75
4.80
3.40
3.68
6.86
7.82
8.74
8.74
1.80
1.32
3.51
5.51
8.31
Rev. 7
MLR Series
Metal Alloy Low-Ohmic
Current Sensing Resistor
Tape Dimensions
Unit: mm
Type
A
B
W
E
F
T1
T2
P
P0
10 X P0
P1
MLR1206
3.48±0.10
1.83±0.10
8.0±0.15
1.75±0.10
3.5±0.10
0.90±0.10
0.20±0.05
4.0±0.10
4.0±0.10
40.0±0.20
2.0±0.10
MLR2010
5.45±0.10
2.90±0.10
12.0±0.15
1.75±0.10
5.5±0.10
1.10±0.10
0.23±0.05
4.0±0.10
4.0±0.10
40.0±0.20
2.0±0.10
MLR2512
6.74±0.10
3.90±0.10
12.0±0.15
1.75±0.10
5.5±0.10
1.08±0.10
0.24±0.05
8.0±0.10
4.0±0.10
40.0±0.20
2.0±0.10
MLR2725
7.15±0.10
6.75±0.10
12.0±0.15
1.75±0.10
5.5±0.10
1.70±0.10
0.25±0.05
8.0±0.10
4.0±0.10
40.0±0.20
2.0±0.10
MLR2728
7.15±0.10
7.70±0.10
12.0±0.15
1.75±0.10
5.5±0.10
1.20±0.10
0.25±0.05 12.0±0.10
4.0±0.10
40.0±0.20
2.0±0.10
MLR4527
11.80±0.10 7.20±0.10
24.0±0.15
1.75±0.10
11.5±0.10
1.70±0.10
0.30±0.10 12.0±0.10
4.0±0.10
40.0±0.20
2.0±0.10
Packaging Quantity
Type
Tape Width
MLR1206
MLR2010
MLR2512
MLR2725
MLR2728
MLR4527
8 mm
12 mm
12 mm
12 mm
12 mm
24 mm
4 mm Pitch
4000 pcs
2000 pcs
Packaging Quantity (pcs / reel)
Emboss Plastic Type
8 mm Pitch
12 mm Pitch
2000 pcs
1000 pcs
1000 pcs
500 pcs
Reel Dimensions
Reel Type/ Tape
7” reel for 8 mm tape
7” reel for 12 mm tape
7” reel for 24 mm tape
W
12.0 ± 0.5
16.2 ± 0.5
24.4 + 2/-0
M
178 ± 1.0
A
2.0 ± 0.5
2.5 ± 0.5
2.0 ± 0.5
B
13.2 ± 0.5
13.5 ± 0.5
13.2 ± 0.5
C
17.7 ± 0.5
Unit: mm
D
60.0 ± 0.5
60.0 ± 0.5
60.0 ± 0.5
Rev. 7