Revision: December 01, 2010, 13:50
©2010 Littelfuse, Inc.
Specifications are subject to change without notice.
Transient Voltage Suppression Diodes
47
Surface Mount – 1500W > 1.5SMC series
1.5SMC Series
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
1.5SMC Series
TVS devices are ideal for the protection of I/O Interfaces,
VCC bus and other vulnerable circuits used in Telecom,
Computer, Industrial and Consumer electronic applications.
Applications
t)BMPHFO'SFF
t 3P)4DPNQMJBOU
t 'PSTVSGBDFNPVOUFE
applications to optimize
board space
t -PXQSPmMFQBDLBHF
t #VJMUJOTUSBJOSFMJFG
t 5ZQJDBMNBYJNVN
UFNQFSBUVSFDPFGmDJFOU
ΔV#3Y7#3!¡$Yå5
t (MBTTQBTTJWBUFEDIJQ
junction
t 8QFBLQVMTFQPXFS
DBQBCJMJUZBU¨çT
XBWFGPSNSFQFUJUJPOSBUF
EVUZDZDMFT
t 'BTUSFTQPOTFUJNF
UZQJDBMMZMFTTUIBOQT
GSPN7UP#7NJO
t &YDFMMFOUDMBNQJOH
DBQBCJMJUZ
t -PXJODSFNFOUBMTVSHF
resistance
t 5ZQJDBM*3 less than 1μA
above 13V
t )JHI5FNQFSBUVSF
TPMEFSJOHHVBSBOUFFE
260°C/40 seconds at
terminals
t 1MBTUJDQBDLBHFIBT
6OEFSXSJUFST-BCPSBUPSZ
'MBNNBCJMJUZ70
t .BUUF5JO-FBEoGSFF1MBUFE
Features
5IF4.$TFSJFTJTEFTJHOFETQFDJmDBMMZUPQSPUFDU
TFOTJUJWFFMFDUSPOJDFRVJQNFOUGSPNWPMUBHFUSBOTJFOUT
JOEVDFECZMJHIUOJOHBOEPUIFSUSBOTJFOUWPMUBHFFWFOUT
Description
1BSBNFUFS 4ZNCPM Value Unit
1FBL1VMTF1PXFS%JTTJQBUJPOBU
TA$CZYTXBWFGPSN
'JH/PUF/PUF
111. 1500 8
1PXFS%JTTJQBUJPOPOJOmOJUFIFBU
TJOLBU5A=50OC1."7 6.5 8
1FBL'PSXBSE4VSHF$VSSFOUNT
4JOHMF)BMG4JOF8BWF/PUF I'4. 200 A
.BYJNVN*OTUBOUBOFPVT'PSXBSE
7PMUBHFBU"GPS6OJEJSFDUJPOBM
POMZ/PUF
V'3.5/5.0 V
0QFSBUJOH+VODUJPOBOE4UPSBHF
5FNQFSBUVSF3BOHF T+, T45( UP °C
5ZQJDBM5IFSNBM3FTJTUBODF+VODUJPO
UP-FBE 3V+- 15 ¡$8
5ZQJDBM5IFSNBM3FTJTUBODF+VODUJPO
to Ambient 3V+" 75 ¡$8
Notes:
/POSFQFUJUJWFDVSSFOUQVMTFQFS'JHBOEEFSBUFEBCPWF5A = 25O$QFS'JH
.PVOUFEPODPQQFSQBEBSFBPGYwYNNUPFBDIUFSNJOBM
.FBTVSFEPONTTJOHMFIBMGTJOFXBWFPSFRVJWBMFOUTRVBSFXBWFGPSVOJEJSFDUJPOBM
EFWJDFPOMZEVUZDZDMFQFSNJOVUFNBYJNVN
4. V'<3.5V for V#3 _
<
200V and V'<5.0V for V#3_
>
201V.
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Agency Approvals
AGENCY AGENCY FILE NUMBER
E230531
RoHS
1.5SMC Series
Revision: December 01, 2010, 13:50
©2010 Littelfuse, Inc.
Specifications are subject to change without notice.
Transient Voltage Suppression Diodes
48
Surface Mount – 1500W > 1.5SMC series
1.5SMC Series
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
Electrical Characteristics
Part
Number
(Uni)
Part
Number
(Bi)
Marking
Reverse
Stand off
Voltage
VR
(Volts)
Breakdown
Voltage VBR
(Volts) @ IT
Test
Current
IT
(mA)
Maximum
Clamping
Voltage VC
@ Ipp
(V)
Maximum
Peak
Pulse
Current Ipp
(A)
Maximum
Reverse
Leakage IR
@ VR
(μA)
Agency
Approval
UNI BI MIN MAX
4.$" 4.$$" 7" 7$  6.45 7.14 10 10.5  1000 X
4.$" 4.$$" 7V5A 7V5C 6.40 7.13  10 11.3 134.5 500 X
4.$" 4.$$" 7" 7$ 7.02   10 12.1 125.6 200 X
4.$" 4.$$" 7" 7$    1 13.4 113.4 50 X
4.$" 4.$$" 10A 10C   10.50 1 14.5  10 X
4.$" 4.$$" 11A 11C  10.50 11.60 1 15.6  5X
4.$" 4.$$" 12A 12C 10.20 11.40 12.60 1 16.7  5X
4.$" 4.$$" 13A 13C 11.10 12.40 13.70 1   1X
4.$" 4.$$" 15A 15C  14.30  1 2 1. 2 7 1. 7 1 X
4.$" 4.$$" 16A 16C 13.60 15.20  1 22.5 67.6 1 X
4.$" 4.$$" " $ 15.30 17.10  1 25.2 60.3 1 X
4.$" 4.$$" 20A 20C 17.10  21.00 1 27.7  1X
4.$" 4.$$" 22A 22C   23.10 1 30.6  1X
4.$" 4.$$" 24A 24C 20.50  25.20 1 33.2  1X
4.$" 4.$$" 27A 27C 23.10 25.70  1 37.5 40.5 1 X
4.$" 4.$$" 30A 30C 25.60  31.50 1 41.4 36.7 1 X
4.$" 4.$$" 33A 33C  31.40 34.70 1 45.7 33.3 1 X
4.$" 4.$$" 36A 36C  34.20  1 30.5 1 X
4.$" 4.$$" " $ 33.30 37.10 41.00 1   1X
4.$" 4.$$" 43A 43C   45.20 1  25.6 1 X
4.$" 4.$$" 47A 47C 40.20 44.70  1 23.5 1 X
4.$" 4.$$" 51A 51C 43.60  53.60 1 70.1 21.7 1 X
4.$" 4.$$" 56A 56C  53.20  177.0 1X
4.$" 4.$$" 62A 62C 53.00  65.10 1   1X
4.$" 4.$$" " $  64.60 71.40 1  16.5 1 X
4.$" 4.$$" 75A 75C 64.10 71.30  1 103.0  1X
4.$" 4.$$" " $ 70.10   1 113.0 13.5 1 X
4.$" 4.$$" " $    1 125.0 12.2 1 X
4.$" 4.$$" " 100C   105.00 1 137.0 11.1 1 X
4.$" 4.$$" 75A 110C  105.00 116.00 1 152.0 10.0 1 X
4.$" 4.$$" 120A 120C 102.00 114.00 126.00 1 165.0  1X
4.$" 4.$$" 130A 130C 111.00 124.00 137.00 1   1X
4.$" 4.$$" 150A 150C  143.00  1 207.0 7.3 1 X
4.$" 4.$$" 160A 160C 136.00 152.00  1  1X
4.$" 4.$$" 170A 170C 145.00 162.00  1 234.0 6.5 1 X
4.$" 4.$$" " $ 154.00 171.00  1 246.0 6.2 1 X
4.$" 4.$$" 200A 200C 171.00  210.00 1 274.0 5.5 1 X
4.$" 4.$$" 220A 220C   231.00 1  4.6 1 X
4.$" 4.$$" 250A 250C 214.00 237.00 263.00 1 344.0 4.4 1 X
4.$" 4.$$" 300A 300C 256.00  315.00 1 414.0 3.7 1 X
4.$" 4.$$" 350A 350C 300.00 332.00  1 3.2 1 X
4.$" 4.$$" 400A 400C 342.00  420.00 1   1X
4.$" 4.$$" 440A 440C 376.00  462.00 1 602.0 2.5 1 X
4.$" 4.$$" " $  456.00 504.00 1  2.3 1 X
4.$" 4.$$" 510A 510C 434.00  535.00 1  2.1 1 X
4.$" 4.$$" 530A 530C 477.00 503.50 556.50 1 725.0 2.1 1 X
4.$" 4.$$" 540A 540C  513.00 567.00 1 740.0 2.0 1 X
4.$" 4.$$" 550A 550C  522.50 577.50 1 760.0 2.0 1 X
'PSCJEJSFDUJPOBMUZQFIBWJOH73 of 10 volts and less, the I3 limit is double.
'PSQBSUTXJUIPVU"UIF7#3 is ± 10%
Revision: December 01, 2010, 13:50
©2010 Littelfuse, Inc.
Specifications are subject to change without notice.
Transient Voltage Suppression Diodes
49
Surface Mount – 1500W > 1.5SMC series
1.5SMC Series
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
1
10
100
0.000001 0.00001 0.0001 0.001
td-Pulse Width (sec.)
PPPM-Peak Pulse Power (kW)
0.31x0.31" (8.0x8.0mm)
Copper Pad Area
IPPM- Peak Pulse Current, % IRSM
0
0
50
100
150
1.0 2.0 3.0 4.0
tr=10μsec
Peak Value
IPPM
IPPM
2
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
10/1000μsec. Waveform
as defined by R.E.A
td
t-Time (ms)
Half Value
IPPM ( )
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
T
A
- Ambient Temperature (ºC)
0 25 50 75 100 125 150 175 200
100
75
50
25
0
1
10
100
1000
10000
100000
1.0 10.0 100.0 1000.0
Cj (pF)
Tj=25C
f=1.0MHz
Vsig=50mVp-p
Uni-directional V=0V
Bi-directional V=0V
VBR - Reverse Breakdown Voltage (V)
Uni-directional @VR
Bi-directional @VR
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
0 25 50 75 100 125 150 175
PM(AV), Steady Sate Power
Dissipation (W)
TA - Ambient Temperature (ºC)
Figure 1 - Peak Pulse Power Rating Figure 2 - Pulse Derating Curve
Figure 3 - Pulse Waveform Figure 4 - Typical Junction Capacitance
Figure 5 - Steady State Power Dissipation Derating
Curve
0
20
40
60
80
100
120
140
160
180
200
11
0100
Number of Cycles at 60 Hz
IFSM - Peak Forward Surge Current (A)
Figure 6 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
Revision: December 01, 2010, 13:50
©2010 Littelfuse, Inc.
Specifications are subject to change without notice.
Transient Voltage Suppression Diodes
50
Surface Mount – 1500W > 1.5SMC series
1.5SMC Series
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
Physical Specifications
Weight PVODFHSBNT
Case +&%&$%0"#.PMEFEQMBTUJDCPEZ
PWFSHMBTTQBTTJWBUFEKVODUJPO
Polarity Color band denotes positive end
DBUIPEFFYDFQU#JEJSFDUJPOBM
Terminal .BUUF5JOQMBUFEMFBET4PMEFSBCMFQFS
+&4%#%
Dimensions
Environmental Specifications
Temperature Cycle +&4%"
Pressure Cooker +&4%"
High Temp. Storage +&4%"
HTRB +&4%"
Thermal Shock +&4%"
Soldering Parameters
Temperature (T)
Time (t)
Ts(min)
Ts(max)
TL
TP
ts
Preheat
tL
tp
Ramp-up Critical Zone
TL to TP
Ramp-down
t 25˚C to Peak
25˚C
Reflow Condition -FBEoGSFFBTTFNCMZ
Pre Heat
- Temperature Min (Ts(min))150°C
- Temperature Max (Ts(max))200°C
- Time (min to max) (ts)oTFDT
Average ramp up rate (Liquidus Temp
(TL) to peak ¡$TFDPOENBY
TS(max) to TL - Ramp-up Rate ¡$TFDPOENBY
Reflow - Temperature (TL) (Liquidus) 217°C
- Time (min to max) (ts)oTFDPOET
Peak Temperature (TP)260 °C
Time within 5°C of actual peak
Temperature (tp)oTFDPOET
Ramp-down Rate ¡$TFDPOENBY
Time 25°C to peak Temperature (TP)NJOVUFT.BY
Do not exceed ¡$
Dimensions Inches Millimeters
Min Max Min Max
A 0.114 0.126  3.200
#0.260  6.600 7.110
C 0.220 0.245  6.220
%  0.103 2.060 2.620
&0.030 0.060 0.760 1.520
'  0.203
(0.305 0.320 7.750 
)0.006 0.012 0.152 0.305
I 3.300
+  2.400
K0.165 4.200
-  2.400
DO-214AB (SMC J-Bend)
Cathode Band
B
F
G
H
E
C
D
A
I
L
K
J
Revision: December 01, 2010, 13:50
©2010 Littelfuse, Inc.
Specifications are subject to change without notice.
Transient Voltage Suppression Diodes
51
Surface Mount – 1500W > 1.5SMC series
1.5SMC Series
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
Part Numbering System
Packaging
Part number Component
Package Quantity Packaging
Option
Packaging
Specification
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VO LTAGE
BI-DIRECTIONAL
5% VOLTAGE TOLERANCE
SERIES
1.5SMC XXX C A
Part Marking System
F
XXX
Marking Code
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Cathode Band