Littelfuse SRDA3.3 Series - Manual (Page 2)

©2013 Littelfuse, Inc.
Specifi cations are subject to change without notice.
Please refer to http://www.littelfuse.com for current information.
2
TVS Diode Arrays
(SPA ® Diodes)
Revision: June 14, 2013
Lightning Surge Protection- SRDA3.3 Series
SRDA3.3 Series
SP4040
Absolute Maximum Ratings
Electrical Characteristics (T
OP
= 25°C)
Thermal Information
Parameter Rating Units
SOIC Package 170 °C/W
Operating Temperature Range -40 to 125 °C
Storage Temperature Range -55 to 150 °C
Maximum Junction Temperature 150 °C
Maximum Lead Temperature (Soldering
20-40s) (SOIC - Lead Tips Only) 260 °C
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
specifi cation is not implied.
1 Parameter is guaranteed by design and/or device characterization.
Normalized Capacitance vs. Bias Voltage
Symbol Parameter Value Units
P
pk
Peak Pulse Power (8/20μs) 600 W
I
pp
Peak Pulse Current (8/20μs) 35 A
T
op
Operating Temperature -40 to 125 °C
T
STOR
Storage Temperature -55 to 150 °C
Parameter Symbol Test Conditions Min Typ Max Units
Reverse Stand-Off Voltage V
RWM
I
T
≤1μA - - 3.3 V
Reverse Breakdown Voltage V
BR
I
T
=2uA 3.5 - - V
Snap Back Voltage V
SB
I
T
=50mA 2.9 - - V
Reverse Leakage Current I
R
V
R
= 3.3V - - 1 μA
Clamping Voltage, Line-Ground 1 V
C
I
PP
= 1A, t
p
=8/20 μs - 5.7 - V
Clamping Voltage, Line-Ground 1 V
C
I
PP
= 10A, t
p
=8/20 μs - 10.1 - V
Clamping Voltage, Line-Ground 1 V
C
I
PP
= 30A, t
p
=8/20 μs - 17.7 - V
Dynamic Resistance, Line-Ground 1 R
DYN
( V
C2
-V
C1
)/(I
PP2
-I
PP1
) - 0.5 - 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
I/O-I/O
Reverse Bias=0V - 4.0 - pF
C
I/O-GND
Reverse Bias=0V - 8.0 - pF
0.01
0.1
1
10
0.1 1 10 100 1000
Pulse Duration-tp(μS)
Peak Pulse
Po
wer
-P
pk
(kW)
Non-Repetitive Peak Pulse Power vs. Pulse Time
Bias Voltage (V)
Normalized Capacitance (pF)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0.0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 3.3