Thyristor Surge Suppressors
P0060~P3500SA_B_C Series
Soldering Parameters
Figure 5. Test circuit 3 for dynamic I parameter
H
Pb-Free assembly
Figure 1
(see Fig. 1)
R
tP
Surge generator
TP
-Temperature Min (T
-Temperature Max (T
-Time (Min to Max) (t
)
s(min)
Critical Zone
TL toTP
Ramp-up
)
Pre Heat
s(max)
)
60-180 secs.
s
TL
tL
Average ramp up rate (LiquidusTemp (T
=- 48 V
)
D.U.T
V
L
TS(max)
BAT
3°C/sec. Max.
to peak)
Ramp-down
TS(max) to TL - Ramp-up Rate
3°C/sec. Max.
Preheat
-Temperature (T L) (Liquidus)
-Temperature (t
TS(min)
tS
)
60-150 secs.
L
Peak Temp (TP)
Time within 5°C of actual PeakTemp (t )
25
time to peak temperature
30 secs. Max.
p
Time
This is a GO-NOGO test which allows to confirm the holding current (I ) level in a(t 25ºC to peak)
H
Ramp-down Rate
functional test circuit.
6°C/sec. Max.
Time 25°C to PeakTemp (TP)
8 min. Max.
Do not exceed
TEST PROCEDURE
1/ Adjust the current level at the Iv alue by short circuiting the AK of the D.U.T.
H
2/ Fire the D.U.T.w ith a surge current
I=
PP 10A, 10/1000µs.
3/ The D.U.T.w ill come back off-state within 50ms maximum.
80% Rated VDRM (VAC Peak
High TempVoltage
Blocking
Lead Material
Copper Alloy
504 or 1008 hrs. MIL- STD-750 (Method 1040)
JEDEC, JESD22-A-101
Terminal Finish
100% Matte-Tin Plated
Temp Cycling
cycles. MIL- STD-750 (Method 1051) EIA/JEDEC,
JESD22-A104
Body Material
52 V
Biased Temp &
Humidity
DC
JEDEC, JESD22-A-101
High Temp Storage
LowTemp Storage
JEDEC, JESD22-A-101
-65°C, 1008 hrs.
Thermal Shock
10 cycles. MIL- STD-750 (Method 1056) JEDEC,
JESD22-A-106
Autoclave (Pressure
Cooker Test)
JEDEC, JESD22-A-102
Resistance to Solder
Heat
Moisture Sensitivity
Level
7