
NewProduct
P4SMA6.8A thru P4SMA220CA
Surface Mount T
RANS
Z
ORB
Transient Voltage Suppressors
Breakdown Voltage
6.8 to 220V
Peak Pulse Power
400W
Devices for Bidirectional Applications
For bi-directional devices, use suffix CA (e.g. P4SMA10CA). Electrical characteristics apply in both directions.
Maximum Ratings & Thermal Characteristics
Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol
Value
Unit
Peak pulse power dissipation with
a 10/1000
μ
s waveform
(1)(2)
(Fig. 1)
Peak pulse current with a 10/1000
μ
s waveform
(1)
(Fig. 3)
P
PPM
400
W
I
PPM
See Next Table
A
Power dissipation on infinite heatsink, T
A
= 50°C
P
M(AV)
1.0
W
Peak forward surge current 8.3ms single half sine-wave
(JEDEC Method) uni-directional only
(2)
Thermal resistance junction to ambient air
(3)
I
FSM
40
A
R
θ
JA
120
°C/W
Thermal resistance junction to leads
R
θ
JL
30
°C/W
Operating junction and storage temperature range
T
J
, T
STG
–65 to +150
°C
Notes:
(1) Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25°C per Fig. 2. Rating is 300W above 91V.
(2) Mounted on 0.2 x 0.2” (5.0 x 5.0mm) copper pads to each terminal
(3) Mounted on minimum recommended pad layout
0.157 (3.99)
0.177 (4.50)
0.006 (0.152)
0.012 (0.305)
0.030 (0.76)
0.060 (1.52)
0.008 (0.203) MAX.
0.194 (4.93)
0.208 (5.28)
0.100 (2.54)
0.110 (2.79)
0.078 (1.98)
0.090 (2.29)
0.049 (1.25)
0.065 (1.65)
Cathode Band
Dimensions in inches
and (millimeters)
DO-214AC (SMA)
Features
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Optimized for LAN protection applications
Ideal for ESD protection of data lines in accordance with
IEC 1000-4-2 (IEC801-2)
Ideal for EFT protection of data lines in accordance with
IEC1000-4-4 (IEC801-4)
Low profile package with built-in strain relief for
surface mounted applications
Glass passivated junction
Low incremental surge resistance, excellent clamping
capability
400W peak pulse power capability with a 10/1000
μ
s wave-
form, repetition rate (duty cycle): 0.01% (300W above 91V)
Very Fast response time
High temperature soldering guaranteed: 250
°
C/10
seconds at terminals
Mechanical Data
Case:
JEDEC DO-214AC molded plastic over
passivated chip
Terminals:
Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity:
For uni-directional types the band denotes the
cathode, which is positive with respect to the anode
under normal TVS operation
Mounting Position:
Any
Weight:
0.002 ounces, 0.064 gram
Packaging codes/options:
5A/7.5K per 13
”
Reel (12mm Tape), 90K/box
11/1.8K per 7
”
Reel (12mm Tape), 36K/box
0.094 MAX.
(2.38 MAX.)
0.220
(5.58) REF
(1.68 MIN.)
0.052 MIN.
(1.32 MIN.)
Mounting Pad Layout
10/24/00