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MSATS14S40L and MSATS14S40LR
Available
40 VOLTS, 250 AMPS, 14.5 KW
TRANSIENT VOLTAGE SUPPRESSOR
DESCRIPTION
This MSATS14S40L device polarity is anode to strap and the MSATS14S40LR reverse
polarity is cathode to strap. This product offers a high surge rating with low thermal resistance
in a compact surface mount package. Microsemi also offers numerous other products to meet
higher and lower power voltage regulation applications.
ThinKeyTM 3
Package
Important: For the latest information, visit our website http://www.microsemi.com.
FEATURES
•
Very high surge rating – 14,500 watts peak power at 10/1000 µs.
•
Hermetically sealed, low profile, ceramic, surface mount power package.
•
Available in both forward and reverse polarities.
•
RoHS compliant versions are available.
APPLICATIONS / BENEFITS
•
•
•
Low package inductance.
Very low thermal resistance.
Mechanically rugged.
MAXIMUM RATINGS @ +25 °C, unless otherwise noted
Parameters / Test Conditions
Junction and Storage Temperature Range
Thermal Resistance, Junction to Case:
Value
Unit
Tj and Tstg
Symbol
-65 to +175
°C
RӨJC
0.2
°C/W
<1
ps
14,500
W
tclamping @ 0 volts to V(BR) min (theoretical)
Peak Pulse Power (1ms)
PPP
MSC – Lawrence
6 Lake Street,
Lawrence, MA 01841
Tel: 1-800-446-1158 or
(978) 620-2600
Fax: (978) 689-0803
MSC – Ireland
Gort Road Business Park,
Ennis, Co. Clare, Ireland
Tel: +353 (0) 65 6840044
Fax: +353 (0) 65 6822298
Website:
www.microsemi.com
T4-LDS-0259, Rev. 1 (120633)
©2012 Microsemi Corporation
Page 1 of 5
MSATS14S40L and MSATS14S40LR
MECHANICAL and PACKAGING
•
•
•
•
•
•
CASE: Ceramic-molybdenum Thinkey 3.
TERMINALS: SnPb solder or RoHS compliant matte/tin coated.
MARKING: Part number and polarity symbol.
POLARITY: Standard is anode to strap. Reverse is cathode to strap.
WEIGHT: Approximately 1.7 grams.
See Package Dimensions on last page.
PART NOMENCLATURE
MSATS
14
S
40
L
R
Thinkey TVS
(e3)
RoHS Compliance
e3 = RoHS compliant
Blank = non-RoHS compliant
Power (kW)
Standard
Polarity
R = Cathode to strap
Blank = Anode to Strap
Voltage
Thinkey 3 Package
SYMBOLS & DEFINITIONS
Definition
Symbol
IBR
tp
tr
Breakdown current.
Pulse time.
Rise time.
T4-LDS-0259, Rev. 1 (120633)
©2012 Microsemi Corporation
Page 2 of 5
MSATS14S40L and MSATS14S40LR
ELECTRICAL CHARACTERISTICS @ +25 °C, unless otherwise noted
Parameters / Test Conditions
Breakdown Voltage:
I(BR) = 1 mA
Rated Standoff Voltage:
Reverse Leakage:
VR = 36 V
Peak Pulse Current:
tr = 10 µs, tp = 1 ms (see Figure 1)
Clamping Voltage:
IPP = 250 A
tr = 10 µs, tp = 1 ms
IPP = 200 A
tr = 6 µs, tp = 70 µs
T4-LDS-0259, Rev. 1 (120633)
Symbol
Min.
TYP.
V(BR)
40
43
VR
36
IR
Max.
Unit
V
V
0.3
IPP
5
µA
250
A
VC1
55
58
V
VC2
48
51
V
©2012 Microsemi Corporation
Page 3 of 5
MSATS14S40L and MSATS14S40LR
PULSE CURRENT (% of IPP)
GRAPHS
t – TIME (µs)
PEAK PULSE POWER
(% of 25 ºC Rating)
FIGURE 1
Pulse Waveform
TEMPERATURE (ºC)
FIGURE 2
Derating Curve
T4-LDS-0259, Rev. 1 (120633)
©2012 Microsemi Corporation
Page 4 of 5
MSATS14S40L and MSATS14S40LR
PACKAGE DIMENSIONS
Ltr
BL
BT
BLT
C
E
F
LC
LF
LT
LW
Dimensions
Millimeters
Min
Max
Min
Max
.420
.440
10.67
11.18
.115
2.92
.125
3.18
.469
.509
11.91
12.93
.038 NOM
.97 NOM
.331
.341
8.41
8.66
.040 NOM
1.02 NOM
.055
.075
1.40
1.91
.005
.015
.127
.381
.185
.215
4.70
5.46
Inch
NOTES:
1. Primary dimensions are in inches.
2. Millimeters are given for general information only.
3. In accordance with ASME Y14.5M, diameters are equivalent to Φx symbology.
PAD LAYOUT
T4-LDS-0259, Rev. 1 (120633)
©2012 Microsemi Corporation
Page 5 of 5