EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE

Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001

info@euroquartz.co.uk

www.euroquartz.co.uk

RECOMMENDED SOLDER TEMPERATURE PROFILE

Page 4 of 4

Profile Feature

Sn-Pb Eutectic Assembly

Pb-Free Assembly

Preheat/Soak

- Temperature min. (Ts min.)

100°C

150°C

- Temperature max. (Ts max.)

150°C

200°

- Time (ts) (Ts min. to Ts max.)

60 to 120 seconds

60 to 180 seconds

3°C/second max.

3°C/second max.

183°C

217°C

60 to 150 seconds

60 to 150 seconds

Peak package body temperature (Tp)

235°C

260°C

Time (Tp) within 5°C of the classification temperature Tc

10 to 30 seconds

20 to 40 seconds

6°C/second max.

6°C/second max.

Time 25°C to peak temperature

6 minutes max.

8 minutes max.

TEST CIRCUIT

'HTQN' Specification Low Jitter Oscillators

10MHz to 245MHz

QN Series CMOS Oscillators