3-1879021-3 TE Connectivity, 3-1879021-3 Datasheet - Page 10

• Manufacturer Part Number: 3-1879021-3
• Description: RES 2.20 OHM 3W 5% SMD
• Manufacturer: TE Connectivity
• Series: SM, CGSr

Specifications of 3-1879021-3

• Resistance (ohms): 2.2
• Power (watts): 3W
• Composition: Wirewound
• Features: -
• Temperature Coefficient: ±200ppm/°C
• Tolerance: ±5%
• Size / Dimension: 0.413" L x 0.217" W (10.50mm x 5.50mm)
• Height: 0.209" (5.30mm)
• Number Of Terminations: 2
• Package / Case: 4122 (10555 Metric), J-Lead
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 3-1879021-3; A103622TR; SMW32R2JT

Recommended Wave Soldering Profile
Ammo Packs Drawing
0.7087±0.0197
Note: The ammo-packs drawing is applicable for packaging option –DD & -ZZ and regardless standoff or non-standoff
10
18.00±0.50
250
200
150
100
50
30
0
0.3593±0.0246
9.125±0.625
10
0.25±0.0512
6.35±1.30
FLUXING
20
PREHEAT
TURBULENT WAVE
30
0.50±0.0118
12.70±0.30
0.50±0.0394
12.70±1.00
40
TIME - SECONDS
50
0.0276±0.0079
0.70±0.20
60
CATHODE
A
70
VIEW A-A
LAMINAR WAVE
80
HOT AIR KNIFE
A
90
100
0.1575±0.008
∅4.00±0.20TYP.
CONVEYOR SPEED = 1.83 M/MIN (6 FT/MIN)
PREHEAT SETTING = 150 ° C (100 ° C PCB)
SOLDER WAVE TEMPERATURE = 245 ° C ± 5˚C
AIR KNIFE AIR TEMPERATURE = 390 ° C
AIR KNIFE DISTANCE = 1.91 mm (0.25 IN.)
AIR KNIFE ANGLE = 40
SOLDER: SN63; FLUX: RMA
LEAD FREE SOLDER
96.5%Sn; 3.0%Ag; 0.5% Cu
NOTE: ALLOW FOR BOARDS TO BE
SUFFICIENTLY COOLED BEFORE
EXERTING MECHANICAL FORCE.
0.807±0.039
20.50±1.00
TOP SIDE
BOTTOM SIDE
OF PC BOARD
OF PC BOARD