recommended reflow soldering profile

70 Maxess Road ! Melville, New York 11747
(516) 936-7500 ! Fax (516) 396-7575
RECOMMENDED REFLOW SOLDERING PROFILE
TEMPERATURE (°C)
250
+235°C
200
+175 ~ +195°C Typical Liquidus
Temperature of Common Sn-Pb Solders
PREHEAT
150
100
50
0
25
50
75
100
125
150
TIME (SECONDS)
TEMPERATURE LIMITS
Peak Temperature
+250°C
+230°C
+220°C
Max. Duration
5 SECONDS
10 SECONDS
15 SECONDS
The above reflow soldering profile and temperature limits applies to:
NIN series… Wirewound Chip Inductors
NIS series… Sprial Coil Chip Inductors
NPI series… SMT Power Inductors
70 Maxess Road ! Melville, New York 11747
(516) 936-7500 ! Fax (516) 396-7575
RECOMMENDED FLOW-WAVE SOLDERING PROFILE
(General SMT Products)
Max. Temp
+250°
+200°
TEMP
( °C )
+150°
+100°
+50°
Time in wave
0
TIME**
** - Duration of wave soldering cycle is not component dependent.
All products identified below can withstand direct immersion in solder
without pre-heat. Maximum time within the wave is identified for each
component style below.
The above flow-wave soldering profile applies to the following NIC surface mount
product series:
Series
NMC
NRC
NRSN
NIS
NTC
NIN
NCB
NRD
NSD
NTHC
NSPC
Type
Ceramic Chip Capacitors
Thick Film Chip Resistors
and Resistor Arrays
0603* Chip Inductors
Tantalum Chip Capacitors
Wirewound Chip
Inductors
Ferrite Chip Beads
Silicon and Schottky Barrier
Rectifier Diodes
NTC Chip Thermistors
Stacked Film Chip
Capacitors
Max. Temp.
Max. Time in Wave
+260°°C
10 Seconds
+260°°C
5 Seconds
+250°C
10 Seconds
+250°C
5 Seconds
Notes:
1.) * - Flow-Wave soldering 0603 size only
2.) NPI series… SMT Power Inductors are not recommended for use with flow-wave soldering.
70 Maxess Road ! Melville, New York 11747
(516) 936-7500 ! Fax (516) 396-7575
RECOMMENDED LAND PATTERNS
NIN, NIS, NPI SERIES: SMT CHIP INDUCTORS
D
B
C
A
A
NIN SERIES DIMENSIONS: (mm) REFLOW & FLOW SOLDERING
CASE CODE & SIZE
D
C
A
B
(SPECIAL
DIMENSION
ORDER)
A
B
C
D
0805
0.9~1.3
0.9~1.3
1.0~1.2
3.0~3.8
1008
1.0~1.3
1.2~1.6
1.4~1.5
3.5~4.0
1210
1.0 ~1.4
1.9~2.4
1.6~2.0
4.0~4.6
1806
1.4~1.8
2.0~3.0
2.4~2.6
5.5~6.0
NIS SERIES DIMENSIONS: (mm) REFLOW & FLOW* SOLDERING (* - 0603 SIZE ONLY)
CASE SIZE
DIMENSION
0402
0603
A
0.5~0.6
0.6~0.9
B
0.5~0.6
0.7~0.9
C
0.5~0.6
0.8~1.0
D
1.5~1.7
2.0~2.6
NPI SERIES DIMENSIONS: (mm) REFLOW SOLDERING
CASE CODE
DIMENSION
84
A
2.8 ~ 3.0
B
2.7 ~ 2.9
C
7.3 ~7.5
D
13.1 ~ 13.3