Micro Guide
www.vishay.com
Vishay Sprague
Revision: 09-Mar-17
6
Document Number: 40115
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
Note
• Capacitors should withstand reflow profile as per J-STD-020 standard
RECOMMENDED REFLOW PROFILES
PROFILE FEATURE SnPb EUTECTIC ASSEMBLY LEAD (Pb)-FREE ASSEMBLY
PREHEAT AND SOAK
Temperature min. (T
Smin.
) 100 °C 150 °C
Temperature max. (T
Smax.
) 150 °C 200 °C
Time (t
S
) from (T
Smin.
to T
Smax.
) 60 s to 90 s 60 s to 150 s
RAMP UP
Ramp-up rate (T
L
to T
p
) 3 °C/s maximum
Liquidous temperature (T
L
) 183 °C 217 °C
Time (t
L
) maintained above T
L
60 s to 150 s
Peak package body temperature (T
p
) max. 235 °C 260 °C
Time (t
p
) within 5 °C of the peak max. temperature 20 s 30 s
RAMP DOWN
Ramp-down rate (T
p
to T
L
) 6 °C/s maximum
Time from 25 °C to peak temperature 6 min maximum 8 min maximum
PAD DIMENSIONS in inches [millimeters]
CASE CODE A (MIN.) B (NOM.) C (NOM.) D (NOM.)
K 0.028 [0.70] 0.018 [0.45] 0.024 [0.60] 0.059 [1.50]
M, G 0.039 [1.00] 0.028 [0.70] 0.024 [0.60] 0.080 [2.00]
R, W, W9, S 0.059 [1.50] 0.031 [0.80] 0.039 [1.00] 0.102 [2.60]
P 0.063 [1.60] 0.031 [0.80] 0.047 [1.20] 0.110 [2.80]
A, Q, A0 0.071 [1.80] 0.067 [1.70] 0.053 [1.35] 0.187 [4.75]
B, B0, N, T 0.118 [3.00] 0.071 [1.80] 0.065 [1.65] 0.207 [5.25]
M2 0.315 [8.00] 0.098 [2.50] 0.197 [5.00] 0.394 [10.0]
Time
Temperature
t
S
Time 25 °C to Peak
t
p
T
P
T
L
T
Smin.
25
t
L
T
Smax.
Preheat Area
Max. Ramp Up Rate = 3 °C/s
Max. Ramp Down Rate = 6 °C/s
A
B
C
D
