LITE-ON
SEMICONDUCTOR
SMA SERIES
SURFACE MOUNT
UNIDIRECTIONAL AND BIDIRECTIONAL
TRANSIENT VOLTAGE SUPPRESSORS
6.8 200
to
STAND-OFF VOLTAGE -
POWER DISSIPATION -
Volts
400
WATTS
FEATURES
Rating to 200V VBR
SMA
For surface mounted applications
Reliable low cost construction utilizing molded plastic
technique
SMA
MIN.
4.06
2.29
1.27
0.15
4.83
0.05
2.01
0.76
Plastic material has UL flammability classification
94V-O
DIM.
MAX.
4.57
2.92
1.63
0.31
5.59
0.20
2.62
1.52
A
A
B
C
D
E
F
Typical IR less than 1uA above 10V
B
C
Fast response time: typically less than 1.0ps for
Uni-direction,less than 5.0ns for Bi-direction,form 0
Volts to BV min
G
G
H
D
MECHANICAL DATA
Case : Molded plastic
H
F
E
All Dimensions in millimeter
Polarity : by cathode band denotes uni-directional
device none cathode band denotes bi-directional
device
Weight : 0.002 ounces, 0.064 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
℃
Ratings at 25 ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
CHARACTERISTICS
SYMBOLS
VALUE
UNIT
PEAK POWER DISSIPATION AT T
T = 1ms (Note 1,2)
P
A
= 25 C,
Minimum 400
PK
WATTS
AMPS.
P
Peak Forward Surge Current 8.3ms
single half sine-wave super imposed
40
FSM
I
on rated load (Note 3)
(JEDEC METHOD)
1.0
WATTS
Steady State Power Dissipation at TL =75 C
M(AV)
P
Maximum Instantaneous forward voltage
at 35A for unidirectional devices only (Note 3)
F
V
3.5
Volts
C
-55 to +150
Operating Temperature Range
Storage Temperature Range
J
T
STG
T
-55 to +175
C
A
NOTES : 1. Non-repetitive current pulse, per fig. 3 and derated above T = 25 C per fig.1.
REV. 2, 01-Dec-2000, KSIA01
2. Thermal Resistance junction to Lead
3. 8.3ms single half-sine wave duty cycle= 4 pulses maximum per minute (unidirectional units only).