Littelfuse SP1004 Series - Manual (Page 3)

© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 10/10/13
TVS Diode Arrays
(SPA ® Diodes)
General Purpose ESD Protection - SP1004 Series
Time
Te
mperatur
e
T
P
T
L
T
S(max)
T
S(min)
25
t
P
t
L
t
S
time to peak temperature
Preheat Preheat
Ramp-up Ramp-up
Ramp-down Ramp-do
Critical Zone
T L to T P
Critical Zone
T L to T P
Reflow Condition Pb – Free assembly
Pre Heat
- Temperature Min (T
s(min)
) 150°C
- Temperature Max (T
s(max)
) 200°C
- Time (min to max) (t
s
) 60 – 180 secs
Average ramp up rate (Liquidus) Temp
(T
L
) to peak
3°C/second max
T
S(max)
to T
L
- Ramp-up Rate 3°C/second max
Reflow
- Temperature (T
L
) (Liquidus) 217°C
- Temperature (t
L
) 60 – 150 seconds
Peak Temperature (T
P
) 260 +0/-5 °C
Time within 5°C of actual peak
Temperature (t
p
)
20 – 40 seconds
Ramp-down Rate 6°C/second max
Time 25°C to peak Temperature (T
P
) 8 minutes Max.
Do not exceed 260°C
Soldering Parameters
Package Dimensions — SOT953
Symbol
SOT953
Millimeters Inches
Min Max Min Max
A 0.44 0.5 0.170 0.020
B 0.10 0.20 0.004 0.008
c 0.05 0.15 0.002 0.006
D 0.95 1.05 0.037 0.041
E 0.95 1.05 0.037 0.041
E1 0.75 0.85 0.029 0.033
e 0.35 BSC 0.014 BSC
L 0.05 0.15 0.002 0.006
D
B
E1
e
E
A
L
C