2830 S. Fairview St.
Santa Ana, CA 92704
PH: (714) 979-8220
FAX: (714) 966-5256
PRELIMINARY
Features
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MSATS14S40L
MSATS14S40L
40 Volts
250 Amps
14.5KW
TRANSIENT VOLTAGE
SUPPRESOR
MAX.
14500
<1
TBD
-65 to +175
-65 to +175
0.2
UNIT
Watts
picosecond
Amps
°C
°C
°C/W
Very High Surge Rating - 14,500 Watts peak power
Hermetically sealed, low profile ceramic surface mount power package
Low package inductance
Very low thermal resistance
Available as standard polarity (strap is anode: MSATS14S40L) and
reverse polarity (strap is cathode: MSATS14S40LR)
Maximum Ratings @ 25° C (unless otherwise specified)
°
DESCRIPTION
Peak Pulse Power (1ms)
tclamping :0 volts to VBR min (theoretical)
Forward Surge Rating, 1/120 sec @25°C
Junction Temperature Range
Storage Temperature Range
Thermal Resistance, Junction to Case:
SYMBOL
Ppp
I
FSM
T
j
T
stg
θ
JC
Mechanical Outline
ThinKey™3
Datasheet# MSC1038A
MSATS14S40L
MSATS14S40LR
Electrical Parameters @
25° C
°
DESCRIPTION
Breakdown Voltage
Rated Standoff Voltage
Reverse Leakage
Peak Pulse Current
Clamping Voltage
Clamping Voltage
Temp. Coef.of
V
BR
SYMBOL
CONDITIONS
MIN
40
36
TYP.
43
0.3
MAX
n/a
5
250
55
48
58
51
TBD
%/C
UNIT
V
V
µA
A
V
BR
V
R
I
R
I
PP
V
C1
V
C2
I
BR
= 1mA 25°C
V
R
=
36V
tr=10us, tp=1ms
(see fig.1)
I
PP
= 250A
tr=10us, tp=1ms
I
PP
= 200A
tr=6us, tp=70us
Fig.1 Pulse Waveform
100.0
80.0
Pulse
Current
(% of
IPP)
60.0
40.0
20.0
0.0
0
1000
2000
3000
t - TIME - (us)
Fig.2 Derating Curve
Peak Pulse Power (% of 25C
Rating)
100
75
50
25
0
0
50
100
150
200
Temperature (C)
Datasheet# MSC1038A
