Littelfuse Fixed Voltage Q2L Series 3.3x3.3 QFN - Manual (Page 3)

SIDACtor ® Protection Thyristors
99
Revised: February 22, 2011
© 2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com for current information.
SLIC Protection
Time
Temper
at
ur
e
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 V
DRM
(V
DC
¡$PS¡$
PS
1008 hrs. MIL-STD-750 (Method 1040) JEDEC,
JESD22-A-101
Temp Cycling
¡$UP¡$
NJOEXFMM
VQUP
cycles. MIL-STD-750 (Method 1051) EIA/JEDEC,
JESD22-A104
Biased Temp &
Humidity 52 V
DC
¡$3)
VQUPIST&*"
JEDEC, JESD22-A-101
High Temp Storage
¡$IST.*-45% .FUIPE
JEDEC, JESD22-A-101
Low Temp Storage -65°C, 1008 hrs.
Thermal Shock
¡$UP¡$
NJOEXFMM
TFDUSBOTGFS
10 cycles. MIL-STD-750 (Method 1056) JEDEC,
JESD22-A-106
Resistance to Solder
Heat
¡$
TFDT.*-45% .FUIPE
Moisture Sensitivity
Level 3)
¡$
IST
SFnPXDZDMFT ¡$
Peak). JEDEC-J-STD-020, Level 1
Part Marking Part Numbering
Part Marking Code
(Refer to Electrical Characteristics Table)
Date Code
Cathode Indicator
Terminals on Back
XXXX
XXXXX
Reflow Condition
Pb-Free assembly
(see Fig. 1)
Pre Heat
- Temperature Min (T
s(min)
) ¡$
- Temperature Max (T
s(max)
) ¡$
- Time (Min to Max) (t
s
) 60-180 secs.
Average ramp up rate (Liquidus Temp (T
L
)
to peak)
3°C/sec. Max.
T
S(max)
to T
L
- Ramp-up Rate 3°C/sec. Max.
Reflow
- Temperature (T
L
) (Liquidus) ¡$
- Temperature (t
L
) 60-150 secs.
Peak Temp (T
P
) ¡$
Time within 5°C of actual Peak Temp (t
p
) 30 secs. Max.
Ramp-down Rate 6°C/sec. Max.
Time 25°C to Peak Temp (T
P
) 8 min. Max.
Do not exceed ¡$
CONSTRUCTION
VARIABLE
REEL PACK
I
PP
RATING
PACKAGE TYPE
RoHS COMPLIANT
TYPE
P=SIDACtor
Q22 C L RP
MEDIAN VOLTAGE
P xxx 1