P4SMA6.8A thru P4SMA220CA
Surface Mount Transient Voltage Suppressors
Peak Pulse Power 400W Breakdown Voltage 6.8 to 220V
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 10/1000us wave-
form, repetition rate (duty cycle): 0.01% (300W above 91V)
Very Fast response time
High temperature soldering guaranteed: 250
o
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: 0.002oz., 0.064g
Devices for Bidirectional Applications
For bi-directional devices, use suffix CA (e.g. P4SMA10CA). Electrical characteristics apply in both directions.
Maximum Ratings and Characteristics
(T
A
=25
o
C unless otherwise noted)
Parameter
Peak pulse power dissipation with a 10/1000
u
s waveform
(1)(2)
(Fig. 1)
Peak pulse current with a 10/1000
u
s waveform
(1)
(Fig. 3)
Power dissipation on infinite heatsink, T
A
=50
o
C
Peak forward surge current, 8.3ms single half sine-wave
uni-directional only
(2)
Thermal resistance junction to ambient air
(3)
Thermal resistance junction to leads
Operating junction and storage temperature range
Symbol
P
PPM
I
PPM
P
M(AV)
I
FSM
R
胃
JA
R
胃
JL
T
J
, T
STG
Value
400
See Next Table
1.0
40
120
30
-65 to +150
o
Unit
W
A
W
A
C/W
C/W
o
o
C
Notes:
1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25
o
C per Fig. 2. Rating is 300W above 91V.
2. Mounted on 0.2 x 0.2鈥?(5.0 x 5.0mm) copper pads to each terminal
3. Mounted on minimum recommended pad layout
527
1
2
3
