![](data:image/jpeg;base64,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)
1999 Aug 30 11
NXP Semiconductors Product specification
Dual BTL power driver TDA7073A; TDA7073AT
SOLDERING
Introduction
This text gives a very brief insight to a complex technology.
A more in-depth acco un t of sold er ing ICs can be found in
our “Data Handbook IC26; Integrated Circuit Packag es ”
(document order number 9398 652 90011).
There is no soldering method that is ideal for all IC
packages. Wave soldering is often preferred when
through-hole and surface mount components are mixed on
one printed-circuit board. However, wave soldering is not
always suitable for surface mount ICs, or for printed-circuit
boards with high population densities. In these situations
reflow soldering is often used.
Through-hole mount packages
SOLDERING BY DIPPING OR BY SOLDER WAVE
The maximum permissible temperatur e of the s old er is
260 °C; solder at this temperature must not be in contact
with the joints for more than 5 seconds. The total contact
time of successive solder waves must not exceed
5 seconds.
The device may be mounted up to the seating plane, but
the temperature of the plastic bod y mus t not ex ceed the
specified maximum storage temperature (Tstg(max)). If the
printed-circuit board has been pre-heated, forced cooling
may be necessary immediately after soldering to keep the
temperature with in the permissible limit.
MANUAL SOLDERING
Apply the soldering iron (24 V or less) to the lead(s) of the
package, either below the seating plane or not more than
2 mm above it. If the temperature of the solde rin g iron bit
is less than 300 °C it may remain in contact for up to
10 seconds. If the bit temperature is between
300 and 400 °C, contact may be up to 5 seconds.
Surface mount packages
REFLOW SOLDERING
Reflow soldering requires solder paste (a suspension of
fine solder particles, flux and binding agent) to be applied
to the printed-circuit board by screen printing, stencilling or
pressure-s yringe dispensing before package placement.
Several methods exist for reflowing; for example,
infrared/convection heating in a conveyo r type oven.
Throughput times (preheating, soldering and cooling) vary
between 100 an d 2 00 seconds depen ding on heating
method.
Typical reflow peak temperatures range from
215to250°C. The top-surface temperature of the
packages should preferable be kept below 230 °C.
WAVE SOLDERING
Conventional single wave solderin g is not recommended
for surface mount devices (SMDs) or printed-circuit boards
with a high component density, as solder bridging an d
non-wetting can pres ent major problems.
To overcome these problems the double-w av e s oldering
method was sp ecifically developed.
If wave soldering is used the following conditions must be
observed for optimal results:
•Use a double-wa ve soldering me thod comprising a
turbulent wave with high up ward pressure followed by a
smooth laminar wave.
•For packages with leads on two sides and a pitc h (e):
– larger than or equal to 1.27 mm, the footprint
longitudinal axi s is preferred to be parallel to the
transport direction of the printed-circuit board;
– smaller than 1.27 mm, the footprint longitudinal axis
must be parallel to the transport direction of the
printed-circuit board .
The footprint must incorporate solder thieves at the
downstream end.
•For packages with leads on four sides, the footprint must
be plac ed at a 45° angle to the transp ort direction of the
printed-circuit board. The footprint must incor porate
solder thieves downstream and at th e side corners.
During placement and before soldering, the package must
be fixed with a droplet of adh esive. The adhesive c an be
applied by screen printing, pin transfer or syringe
dispensing. The package can be soldered after the
adhesive is cured.
Typical dwell time is 4 seconds at 250 °C.
A mildly-activated flux will eliminate the need for removal
of corrosive residues in most applications.
MANUAL SOLDERING
Fix the component by first soldering two
diagonally-opposite end leads. Use a low voltage (24 V or
less) soldering iron applied to the flat part of the lead.
Contact time must be limited to 10 seconds at up to
300 °C.
When using a dedicated tool, all other leads can be
soldered in one ope ration within 2 to 5 seconds betw een
270 and 320 °C.