LITTELFUSE 1.5SMC550CA

Transient Voltage Suppression Diodes
Surface Mount – 1500W > 1.5SMC series
1.5SMC Series
Description
The 1.5SMC series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
t 'BTUSFTQPOTFUJNF
typically less than 1.0ps
from 0V to BV min
t &YDFMMFOUDMBNQJOH
capability
t -PXJODSFNFOUBMTVSHF
resistance
t 5ZQJDBM*R less than 1μA
above 13V
ΔVBR = 0.1% x VBR@25°C x ΔT t )JHI5FNQFSBUVSF
soldering guaranteed:
t (MBTTQBTTJWBUFEDIJQ
260°C/40 seconds at
junction
terminals
t 8QFBLQVMTFQPXFS
t
1MBTUJDQBDLBHFIBT
capability at 10×1000μs
Underwriters Laboratory
waveform, repetition rate
Flammability 94V-O
(duty cycles):0.01%
t .BUUF5JO-FBEoGSFF1MBUFE
t)BMPHFO'SFF
t 3P)4DPNQMJBOU
t 'PSTVSGBDFNPVOUFE
applications to optimize
board space
t -PXQSPmMFQBDLBHF
t #VJMUJOTUSBJOSFMJFG
t 5ZQJDBMNBYJNVN
temperature coefficient
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Parameter
Symbol
Value
Unit
Peak Pulse Power Dissipation at
TA=25ºC by 10x1000μs waveform
(Fig.1)(Note 1), (Note 2)
PPPM
1500
W
Power Dissipation on infinite heat
sink at TA=50OC
PM(AV)
6.5
W
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
IFSM
200
A
Maximum Instantaneous Forward
Voltage at 100A for Unidirectional
only (Note 4)
VF
3.5/5.0
V
TJ , TSTG
-65 to 150
°C
Typical Thermal Resistance Junction
to Lead
RuJL
15
°C/W
Typical Thermal Resistance Junction
to Ambient
RuJA
75
°C/W
Operating Junction and Storage
Temperature Range
Applications
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.
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2.
2. Mounted on copper pad area of 0.31x0.31” (8.0 x 8.0mm) to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional
device only, duty cycle=4 per minute maximum.
_ 200V and VF<5.0V for VBR >
_ 201V.
4. VF<3.5V for VBR <
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
47
Revision: January 09, 2009
1.5SMC Series
1.5SMC Series
RoHS
Transient Voltage Suppression Diodes
Surface Mount – 1500W > 1.5SMC series
Electrical Characteristics
Part
Number
(Uni)
Part
Number
(Bi)
1.5SMC6.8A
1.5SMC7.5A
1.5SMC8.2A
1.5SMC9.1A
1.5SMC10A
1.5SMC11A
1.5SMC12A
1.5SMC13A
1.5SMC15A
1.5SMC16A
1.5SMC18A
1.5SMC20A
1.5SMC22A
1.5SMC24A
1.5SMC27A
1.5SMC30A
1.5SMC33A
1.5SMC36A
1.5SMC39A
1.5SMC43A
1.5SMC47A
1.5SMC51A
1.5SMC56A
1.5SMC62A
1.5SMC68A
1.5SMC75A
1.5SMC82A
1.5SMC91A
1.5SMC100A
1.5SMC110A
1.5SMC120A
1.5SMC130A
1.5SMC150A
1.5SMC160A
1.5SMC170A
1.5SMC180A
1.5SMC200A
1.5SMC220A
1.5SMC250A
1.5SMC300A
1.5SMC350A
1.5SMC400A
1.5SMC440A
1.5SMC480A
1.5SMC510A
1.5SMC530A
1.5SMC540A
1.5SMC550A
1.5SMC6.8CA
1.5SMC7.5CA
1.5SMC8.2CA
1.5SMC9.1CA
1.5SMC10CA
1.5SMC11CA
1.5SMC12CA
1.5SMC13CA
1.5SMC15CA
1.5SMC16CA
1.5SMC18CA
1.5SMC20CA
1.5SMC22CA
1.5SMC24CA
1.5SMC27CA
1.5SMC30CA
1.5SMC33CA
1.5SMC36CA
1.5SMC39CA
1.5SMC43CA
1.5SMC47CA
1.5SMC51CA
1.5SMC56CA
1.5SMC62CA
1.5SMC68CA
1.5SMC75CA
1.5SMC82CA
1.5SMC91CA
1.5SMC100CA
1.5SMC110CA
1.5SMC120CA
1.5SMC130CA
1.5SMC150CA
1.5SMC160CA
1.5SMC170CA
1.5SMC180CA
1.5SMC200CA
1.5SMC220CA
1.5SMC250CA
1.5SMC300CA
1.5SMC350CA
1.5SMC400CA
1.5SMC440CA
1.5SMC480CA
1.5SMC510CA
1.5SMC530CA
1.5SMC540CA
1.5SMC550CA
UNI
BI
Reverse
Stand off
Voltage
VR
(Volts)
6V8A
7V5A
8V2A
9V1A
10A
11A
12A
13A
15A
16A
18A
20A
22A
24A
27A
30A
33A
36A
39A
43A
47A
51A
56A
62A
68A
75A
82A
91A
68A
75A
120A
130A
150A
160A
170A
180A
200A
220A
250A
300A
350A
400A
440A
480A
510A
530A
540A
550A
6V8C
7V5C
8V2C
9V1C
10C
11C
12C
13C
15C
16C
18C
20C
22C
24C
27C
30C
33C
36C
39C
43C
47C
51C
56C
62C
68C
75C
82C
91C
100C
110C
120C
130C
150C
160C
170C
180C
200C
220C
250C
300C
350C
400C
440C
480C
510C
530C
540C
550C
5.80
6.40
7.02
7.78
8.55
9.40
10.20
11.10
12.80
13.60
15.30
17.10
18.80
20.50
23.10
25.60
28.20
30.80
33.30
36.80
40.20
43.60
47.80
53.00
58.10
64.10
70.10
77.80
85.50
94.00
102.00
111.00
128.00
136.00
145.00
154.00
171.00
185.00
214.00
256.00
300.00
342.00
376.00
408.00
434.00
477.00
486.00
495.00
Marking
Breakdown
Voltage VBR
(Volts) @ IT
MIN
MAX
Test
Current
IT
(mA)
6.45
7.13
7.79
8.65
9.50
10.50
11.40
12.40
14.30
15.20
17.10
19.00
20.90
22.80
25.70
28.50
31.40
34.20
37.10
40.90
44.70
48.50
53.20
58.90
64.60
71.30
77.90
86.50
95.00
105.00
114.00
124.00
143.00
152.00
162.00
171.00
190.00
209.00
237.00
285.00
332.00
380.00
418.00
456.00
485.00
503.50
513.00
522.50
7.14
7.88
8.61
9.50
10.50
11.60
12.60
13.70
15.80
16.80
18.90
21.00
23.10
25.20
28.40
31.50
34.70
37.80
41.00
45.20
49.40
53.60
58.80
65.10
71.40
78.80
86.10
95.50
105.00
116.00
126.00
137.00
158.00
168.00
179.00
189.00
210.00
231.00
263.00
315.00
368.00
420.00
462.00
504.00
535.00
556.50
567.00
577.50
10
10
10
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Maximum Maximum Maximum
Agency
Clamping
Peak
Reverse
Approval
Voltage VC
Pulse
Leakage IR
@ Ipp
Current Ipp
@ VR
(V)
(A)
(μA)
10.5
11.3
12.1
13.4
14.5
15.6
16.7
18.2
21.2
22.5
25.2
27.7
30.6
33.2
37.5
41.4
45.7
49.9
53.9
59.3
64.8
70.1
77.0
85.0
92.0
103.0
113.0
125.0
137.0
152.0
165.0
179.0
207.0
219.0
234.0
246.0
274.0
328.0
344.0
414.0
482.0
548.0
602.0
658.0
698.0
725.0
740.0
760.0
144.8
134.5
125.6
113.4
104.8
97.4
91.0
83.5
71.7
67.6
60.3
54.9
49.7
45.8
40.5
36.7
33.3
30.5
28.2
25.6
23.5
21.7
19.7
17.9
16.5
14.8
13.5
12.2
11.1
10.0
9.2
8.5
7.3
6.9
6.5
6.2
5.5
4.6
4.4
3.7
3.2
2.8
2.5
2.3
2.1
2.1
2.0
2.0
1000
500
200
50
10
5
5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
For bidirectional type having VR of 10 volts and less, the IR limit is double.
The avaliable parts are “A” type only, the parts without A (VBR is ± 10%) is not avaliable.
1.5SMC Series
48
Revision: January 09, 2009
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
Transient Voltage Suppression Diodes
Surface Mount – 1500W > 1.5SMC series
Ratings and Characteristic Curves (T =25°C unless otherwise noted)
A
Figure 2 - Pulse Derating Curve
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage %
PPPM-Peak Pulse Power (kW)
100
10
0.31x0.31" (8.0x8.0mm)
Copper Pad Area
100
75
50
25
0
1
0.000001
0.00001
0.0001
0
0.001
Figure 3 - Pulse Waveform
75
100
125
150
175
200
100000
tr=10μsec
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
Peak Value
IPPM
100
Bi-directional V=0V
10000
Uni-directional V=0V
Cj (pF)
IPPM- Peak Pulse Current, % IRSM
50
Figure 4 - Typical Junction Capacitance
150
Half Value
IPPM IPPM
( )
2
50
1000
Uni-directional @VR
100
10/1000μsec. Waveform
as defined by R.E.A
Bi-directional @VR
10
td
1.0
0
2.0
3.0
Tj=25C
f=1.0MHz
Vsig=50mVp-p
1
1.0
4.0
t-Time (ms)
Figure 5 - Steady State Power Dissipation Derating
Curve
10.0
100.0
1000.0
VBR - Reverse Breakdown Voltage (V)
Figure 6 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
6.5
6
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
200
IFSM - Peak Forward Surge Current (A)
PM(AV), Steady Sate Power
Dissipation (W)
25
TA - Ambient Temperature (ºC)
td-Pulse Width (sec.)
0
1.5SMC Series
Figure 1 - Peak Pulse Power Rating
180
160
140
120
100
80
60
40
20
0
0
25
50
75
100
125
150
175
1
TA - Ambient Temperature (ºC)
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
10
100
Number of Cycles at 60 Hz
49
Revision: January 09, 2009
1.5SMC Series
Transient Voltage Suppression Diodes
Surface Mount – 1500W > 1.5SMC series
Soldering Parameters
Reflow Condition
-FBEoGSFFBTTFNCMZ
tp
TP
- Temperature Min (Ts(min))
150°C
- Temperature Max (Ts(max))
200°C
- Time (min to max) (ts)
oTFDT
Ramp-up
Average ramp up rate (Liquidus Temp
(TL) to peak
3°C/second max
TS(max) to TL - Ramp-up Rate
3°C/second max
Reflow
- Temperature (TL) (Liquidus)
217°C
- Time (min to max) (ts)
oTFDPOET
tL
Ts(max)
Ramp-down
Ts(min)
ts
Preheat
25˚C
Peak Temperature (TP)
260
Time within 5°C of actual peak
Temperature (tp)
oTFDPOET
Ramp-down Rate
6°C/second max
Time 25°C to peak Temperature (TP)
8 minutes Max.
Do not exceed
280°C
+0/-5
Critical Zone
TL to TP
TL
Temperature (T)
Pre Heat
t 25˚C to Peak
Time (t)
°C
Physical Specifications
Environmental Specifications
Weight
0.007 ounce, 0.21 grams
Temperature Cycle
JESD22-A104
Case
JEDEC DO214AB. Molded plastic body
over glass passivated junction
Pressure Cooker
JESD 22-A102
Polarity
Color band denotes positive end
(cathode) except Bidirectional.
High Temp. Storage
JESD22-A103
Terminal
Matte Tin-plated leads, Solderable per
JESD22-B102D
HTRB
JESD22-A108
Thermal Shock
JESD22-A106
Dimensions
DO-214AB (SMC J-Bend)
Dimensions
Cathode Band
C
A
B
H
D
F
E
G
J
K
L
I
1.5SMC Series
50
Revision: January 09, 2009
Inches
Min
Millimeters
Max
Min
Max
A
0.114
0.126
2.900
3.200
B
0.260
0.280
6.600
7.110
C
0.220
0.245
5.590
6.220
D
0.079
0.103
2.060
2.620
E
0.030
0.060
0.760
1.520
F
-
0.008
-
0.203
G
0.305
0.320
7.750
8.130
H
0.006
0.012
0.152
0.305
I
0.129
-
3.300
-
J
0.094
-
2.400
-
K
-
0.165
-
4.200
L
0.094
-
2.400
-
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
Transient Voltage Suppression Diodes
Surface Mount – 1500W > 1.5SMC series
Part Numbering System
Part Marking System
1.5SMC XXX C A
XXX
5% VOLTAGE TOLERANCE
BI-DIRECTIONAL
1.5SMC Series
Cathode Band
F
VOLTAGE
SERIES
Littelfuse Logo
Marking Code
Packaging
Part number
Component
Package
1.5SMCxxxXX
DO-214AB
Quantity
3000
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/1.5SMC.html for current information.
Packaging
Option
5BQF3FFMoNNwUBQF
51
Revision: January 09, 2009
Packaging
Specification
EIA STD RS-481
1.5SMC Series