8

Vacuum Pick-up Tool

Soft Tip

Nozzle Inner Diameter

size: 1.0 to 1.5 mm

1.25mm

Radius Contour

20 SEC. MAX.

MAX.

120 SEC. MAX.

TIME

MAX.

60-150 SEC.

TIME

10 to 20 SEC.

255 °C +5°C

-0°C

125°C +/- 25°C

217°C

3°C/SEC MAX.

MAX. 120 SEC.

-6°C/SEC MAX.

60-150 SEC.

LAMINAR WAVE

BOTTOM SIDE

OF PC BOARD

HOT AIR KNIFE

TURBULENT WAVE

FLUXING

PREHEAT

0

10

20

30

50

100

150

200

250

30

40

50

TIME – SECONDS

60

70

80

90

100

TOP SIDE OF

PC BOARD

CONVEYOR SPEED = 1.83 M/MIN (6 FT/MIN)

PREHEAT SETTING = 150 C (100 C PCB)

SOLDER WAVE TEMPERATURE = 245 C

AIR KNIFE AIR TEMPERATURE = 390 C

AIR KNIFE DISTANCE = 1.91 mm (0.25 IN.)

AIR KNIFE ANGLE = 40

SOLDER: SN63; FLUX: RMA

NOTE: ALLOW FOR BOARDS TO BE SUFFICIENTLY

COOLED BEFORE EXERTING MECHANICAL FORCE.

Figure 9. Recommended Wave Soldering Profile.

Figure 7. Soft Tip Vacuum Pick-up Tool for Extracting SMT LED Components from Carrier Tape.

Note: For detail information on reflow soldering of Avago surface mount LEDs, do refer to Avago Application Note AN 1060 Surface Mounting SMT

LED Indicator Components.

Figure 8a. Recommended SnPb Reflow Soldering Profile

Figure 8b. Recommended Pb-free Reflow Soldering Profile.