SIDACtor® Protection Thyristors
83
Revised: February 22, 2011
© 2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
Broadband Optimized™ Protection
Time
Temperature
T
P
T
L
T
S(max)
T
S(min)
25
t
P
t
L
t
S
time to peak temperature
(t 25ºC to peak)
Ramp-down
Ramp-up
Preheat
Critical Zone
T
L
to T
P
Figure 1
Soldering Parameters
Physical Specifications Environmental Specifications
Lead Material Copper Alloy
Terminal Finish 100% Matte-Tin Plated
Body Material UL recognized epoxy meeting flammability
classification 94V-0
High Temp Voltage
Blocking
80% Rated VDRM (VAC Peak ¡$PS¡$
504 or 1008 hrs. MIL-STD-750 (Method 1040)
JEDEC, JESD22-A-101
Temp Cycling
¡$UP¡$NJOEXFMMVQUP
cycles. MIL-STD-750 (Method 1051) EIA/JEDEC,
JESD22-A104
Biased Temp &
Humidity
52 VDC¡$3)VQUPIST&*"
JEDEC, JESD22-A-101
High Temp Storage ¡$IST.*-45%.FUIPE
JEDEC, JESD22-A-101
Low Temp Storage -65°C, 1008 hrs.
Thermal Shock
¡$UP¡$NJOEXFMMTFDUSBOTGFS
10 cycles. MIL-STD-750 (Method 1056) JEDEC,
JESD22-A-106
Autoclave (Pressure
Cooker Test)
¡$3)BUNVQUPIST&*"
JEDEC, JESD22-A-102
Resistance to Solder
Heat ¡$TFDT.*-45%.FUIPE
Moisture Sensitivity
Level
3)¡$ISTSFnPXDZDMFT
¡$1FBL+&%&$+45%-FWFM
Reflow Condition Pb-Free assembly
(see Fig. 1)
Pre Heat
- Temperature Min (Ts(min))¡$
- Temperature Max (Ts(max))¡$
- Time (Min to Max) (ts)60-180 secs.
Average ramp up rate (Liquidus Temp (TL)
to peak) 3°C/sec. Max.
TS(max) to TL - Ramp-up Rate 3°C/sec. Max.
Reflow
- Temperature (TL) (Liquidus) ¡$
- Temperature (tL)60-150 secs.
Peak Temp (TP)¡$
Time within 5°C of actual Peak Temp (tp)30 secs. Max.
Ramp-down Rate 6°C/sec. Max.
Time 25°C to Peak Temp (TP)8 min. Max.
Do not exceed ¡$