ALMJ12

Description

  • Proprietary processing technique produces extremely low resistance values
  • Very low inductance
  • Low thermal EMF
  • Metallic Material

ALMJ12

Part Numbering System

ALMJ12

Parameter     Standard
Power Rating 0.5 & 1W
Resistance Value 1~200 mΩ
Operating Temperature Range -55 to +170°C
Component Temperature Coefficient (TCR) ±50 ppm/°C
Maximum Working Voltage (V) (P × R)1/2
Rating Current (A) (P / R)1/2

P=Power Rating; R=Resistance Value

Standard Electrical Specifications

Type Rating Power at 70℃ T.C.R. (ppm/℃) Resistance Range (mΩ) 1.0%(F) 2.0%(G) 5.0%(J) Material Electrode Operating Temperature (℃)
ALMJ12 1W ±50 1~100 R001~R100: MnCu R001: (wide) -55~+170°C
R002~R100: (narrow)
0.5W ±50 101~200 R101~R200: MnCu R101~R200: (narrow)

Dimensions

ALMJ12

Unit: mm

Type Resistance Range (mΩ) T
ALMJ12 1 3.2 ±0.2 1.6 ±0.2 1.2 ±0.2 (wide) 0.7 ±0.15
2~200 3.2 ±0.2 1.6 ±0.2 0.5 ±0.2 0.7 ±0.15

Recommended land pattern

ALMJ12

Unit:mm

Resistance Range (mΩ) L
1 1.8 ±0.1 2.3 ±0.1 1.0 ±0.1
2~200 1.8 ±0.1 1.7 ±0.1 1.6 ±0.1

Derating Curve

For resistors operated in ambient temperatures 70°C, power ratingshall bederated inaccording with the curve below:

ALMJ12

IR Reflow-Soldering Profile

ALMJ12

Wave- Soldering Profile

ALMJ12

 

 

 

Product Characteristics

Item Test Condition/Methods Limited Standard
Resistance Measuring resistance value at room temperature 25℃ ±5℃ Refer to Spec IEC60115-1 4.5
Temperature Coefficient of Resistance TCR = (R-R0)/R0(T2-T1) × 10⁶
R0: resistance at room temperature
R: resistance at 125℃
T1: room temperature
T2: 125℃
Refer to Spec MIL-STD-202 Method 304
Short Time Overload 5 × Rated power for 5 seconds ≤±0.5% MIL-STD-202 Method 210
Resistance to Soldering Heat 260℃ ±5℃, 10 sec ±1 sec ≤±0.5% MIL-STD-202 Method 210
Temperature Cycling -55℃ (30min) / +125℃ (30min), 1000 cycles ≤±0.5% MIL-STD-202 Method 107G
Low Temperature Storage -55℃ for 1000 hours, No power ≤±0.5% MIL-STD-26E
High Temperature Storage 125℃ for 1000 hours, No power ≤±1% IEC60115-1 4.25
Bias Humidity +85℃, 85% RH, 10% bias, 1.5h "ON" / 0.5h "OFF", 1000 hours ≤±0.5% MIL-STD-202 Method 103
Joint Strength of Solder Soldered on bending test plate, load applied at center, measure resistance change ≤±0.5% JIS-C5201
Solderability Solder at 245℃ ±5℃, dipping time 3±1 sec, solder coverage ≥95% 95% Coverage IEC60115-1 4.17
Load Life 1000 hours at 70℃, 1.5h "ON", 0.5h "OFF" ≤±1% JIS-C5201
Operational Life 125℃ ±3℃, 1000 hours, at rated power ≤±0.5% MIL-STD-202 Method 108

Tapping & Package

ALMJ12

Unit: mm

Type Pack A ±0.2  B ±0.2  D0 +0.5/-0  E ±0.1  F ±0.05  P0 ±0.1  P1 ±0.1  P2 ±0.1  W ±0.2  T ±0.15 
1206 Paper 2.00 3.60 1.50 1.75 3.50 4.00 4.00 2.00 8.00 0.81

Reel Specification

ALMJ12

Unit: mm

Type A (mm) B (mm) C (mm) D (mm) M (mm) W (mm)
1206 2.00 ±0.5 13.5 ±0.5 21.00 ±0.5 60.00 ±1.0 178.00 ±2.0 9.00 ±0.5

Packaging

Quantity: 5, 000pcs

8mm wide tape on 178mm(7 inch) 

diameter reel -specification EIA

Standard 481.

 

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