Conformal Coated Guide
www.vishay.com
Vishay Sprague
Revision: 12-Sep-17
10
Document Number: 40150
For technical questions, contact: tantalum@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
RECOMMENDED REFLOW PROFILES
Capacitors should withstand reflow profile as per J-STD-020 standard, three cycles.
PROFILE FEATURE SnPb EUTECTIC ASSEMBLY LEAD (Pb)-FREE ASSEMBLY
Preheat / soak
Temperature min. (T
s min.
) 100 °C 150 °C
Temperature max. (T
s max.
) 150 °C 200 °C
Time (t
s
) from (T
s
min.
to T
s max.
) 60 s to 120 s 60 s to 120 s
Ramp-up
Ramp-up rate (T
L
to T
p
) 3 °C/s max. 3 °C/s max.
Liquidus temperature (T
L
) 183 °C 217 °C
Time (t
L
) maintained above T
L
60 s to 150 s 60 s to 150 s
Peak package body temperature (T
p
) Depends on type and case – see table below
Time (t
p
)* within 5 °C of the specified
classification temperature (T
c
)
20 s 30 s
Ramp-down
Ramp-down rate (T
p
to T
L
) 6 °C/s max. 6 °C/s max.
Time 25 °C to peak temperature 6 min max. 8 min max.
PEAK PACKAGE BODY TEMPERATURE (T
p
)
TYPE / CASE CODE
PEAK PACKAGE BODY TEMPERATURE (T
p
)
SnPb EUTECTIC PROCESS LEAD (Pb)-FREE PROCESS
591D / 592D - all cases, except X25H, M and R cases 235 °C 260 °C
591D / 592D - X25H, M and R cases 220 °C 250 °C
594D / 595D - all cases except C, D, and R 235 °C 260 °C
594D / 595D - C, D, and R case 220 °C 250 °C
572D all cases n/a 260 °C
T95 A, B, S, V, X, Y cases 235 °C 260 °C
T95 C, D, R, and Z cases 220 °C 250 °C
14002 B case 235 °C n/a
14002 C, D, and R cases 220 °C n/a
T96 R case 220 °C 250 °C
195D all cases, except G, H, R, and Z 235 °C 260 °C
195D G, H, R, and Z cases 220 °C 250 °C
695D all cases, except G and H cases 235 °C 260 °C
695D G, H cases 220 °C 250 °C
597D, T97, T98 all cases, except V case 220 °C 250 °C
597D, T97, T98 V case 235 °C 260 °C
194D all cases, except H and G cases 235 °C 260 °C
194D H and G cases 220 °C 250 °C
25
TEMPERATURE (°C)
TIME (s)
t
s
t
L
Time 25 °C to peak
T
L
T
p
T
C
- 5 °C
t
p
T
s max.
T
s min.
Preheat area
Max. ramp-up rate = 3 °C/s
Max. ramp-down rate = 6 °C/s
