Littelfuse SP4021 Series - Manual (Page 2)

©2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.littelfuse.com for current information.
2
TVS Diode Arrays
(SPA ® Diodes)
Revision: July 12, 2013
Lightning Surge Protection- SP4021 Series
Notes:
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of
the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
Absolute Maximum Ratings
Symbol Parameter Value Units
I
PP
Peak Current (t
p
=8/20μs) 25 A
P
Pk
Peak Pulse Power (t
p
=8/20μs) 600 W
T
OP
Operating Temperature -40 to 125 °C
T
STOR
Storage Temperature -55 to 150 °C
Electrical Characteristics (T
OP
=25ºC)
Parameter Symbol Test Conditions Min Typ Max Units
Breakdown Voltage V
BD
I
R
=2uA 6.3 V
Reverse Standoff Voltage V
RWM
I
R
≤1μA 5.0 V
Leakage Current I
LEAK
V
R
=5.0V 0.5 μA
Clamp Voltage 1 V
C
I
PP
=1A, t
p
=8/20µs, Fwd 9.3 V
I
PP
=10A, t
p
=8/20µs, Fwd 14.0 V
I
PP
=24A, t
P
=8/20μs, Fwd 19.6 V
Dynamic Resistance R
DYN
(V
C2
- V
C1
) / (I
PP2
- I
PP1
) 0.52 Ω
ESD Withstand Voltage 1 V
ESD
IEC61000-4-2 (Contact Discharge) ±30 kV
IEC61000-4-2 (Air Discharge) ±30 kV
Diode Capacitance 1 C
D
Reverse Bias=0V, f=1MHz 2.5 pF
Note:
1 Parameter is guaranteed by design and/or device characterization.
Thermal Information
Parameter Rating Units
Storage Temperature Range -55 to 150 °C
Maximum Junction Temperature 150 °C
Maximum Lead Temperature (Soldering 20-40s) 260 °C
Non-Repetitive Peak Pulse Power vs. Pulse Time
0.01
0.1
1
10
0.1 1 10 100 1000
Pulse Duration - t
p
(µs)
Peak
Pu
ls
e
Po
we
r
-
P
pk
(kW
)
Normalized Capacitance vs. Bias Voltage
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
No
rm
al
ized
Ca
pa
cita
nc
e
(pF)
Bias Voltage (V)
SP4021-01FTG SP4021-01FTG-C