LITTELFUSE SMBJ28A

Silicon Avalanche Diodes
600W Surface Mount Transient Voltage Supressors
SMBJ Series
®
FEATURES
• For surface mounted applications in order to optimize
board space
• Low profile package
• Built-in strain relief
• Glass passivated junction
• Low inductance
• Excellent clamping capability
• Repetition Rate (duty cycle): 0.01%
• Fast response time: typically less than 1.0ps from 0 Volts to
BV for unidirectional types
• Typical IR less than 1 mA above 10V
• High Temperature soldering: 250˚C/10 seconds at terminals
MAXIMUM RATINGS @25˚C AMBIENT TEMPERATURE
AND CHARACTERISTICS (unless otherwise noted)
• Plastic packages has Underwriters Laboratory
Flammability 94V-O
MECHANICAL CHARACTERISTICS
junction
• Terminal: Solder plated, solderable per MIL-STD-750
Method 2026
• Polarity. Color band denotes positive end(cathode) except
Bidirectional
• Standard Packaging: 12mm tape(EIA STF RS-481)
• Weight: 0.003 ounce, 0.093 gram
VALUE
UNIT
PPPM
Min
600
Watts
Peak pulse current of on 10\1000µs
waveform (note 1, FIG.3)
IPPM
Peak forward Surge Current, 8.3ms
Single Half SIne Wave Superimposed
on Rated Load, (JEDEC Method)
(note 2.3)
IPSM
Operating junction and Storage
Temperature Range
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA Suffix for types SMBJ5.0 thru types
SMBJ110(e.g. SMBJ5.OC, SMBJ170CA)
Electrical characteristics apply in both directions
SYMBOL
Peak pulse power Dissipation on
10/1000µs waveform
(note 1,2, FIG.1)
PARAMETER
• Case:JEDEC DO214AA. Molded plastic over glass passivated
Tj, TsTG
SEE TABLE 1 Amps
100
Amps
-55 to +150
°C
-55 to +150
Note 1. Non-repetitive current pulse, per Fig.3 and derated above
TA= 25˚C per Fig.2
Note 2. Mounted on 5.0mm2(0.03mm thick) Copper Pads to each
terminal
Note 3. 8.3 ms single half sine-wave, or equivalent square wave,
Duty cycle= 4 pulses per minute
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1
Silicon Avalanche Diodes
600W Surface Mount Transient Voltage Supressors
SMBJ Series
®
ELECTRICAL SPECIFICATION @ Tamb 25°C
Part
Number
(Uni)
SMBJ5.0A
SMBJ6.0A
SMBJ6.5A
SMBJ7.0A
SMBJ7.5A
SMBJ8.0A
SMBJ8.5A
SMBJ9.0A
SMBJ10A
SMBJ11A
SMBJ12A
SMBJ13A
SMBJ14A
SMBJ15A
SMBJ16A
SMBJ17A
SMBJ18A
SMBJ20A
SMBJ22A
SMBJ24A
SMBJ26A
SMBJ28A
SMBJ30A
SMBJ33A
SMBJ36A
SMBJ40A
SMBJ43A
SMBJ45A
SMBJ48A
SMBJ51A
SMBJ54A
SMBJ58A
SMBJ60A
SMBJ64A
SMBJ70A
SMBJ75A
SMBJ78A
SMBJ85A
SMBJ90A
SMBJ100A
SMBJ110A
SMBJ120A
SMBJ130A
SMBJ150A
SMBJ160A
SMBJ170A
SMBJ180A
SMBJ200A
SMBJ220A
SMBJ250A
SMBJ300A
SMBJ350A
SMBJ400A
SMBJ440A
Part
Number
(Bi)
SMBJ5.0CA
SMBJ6.0CA
SMBJ6.5CA
SMBJ7.0CA
SMBJ7.5CA
SMBJ8.0CA
SMBJ8.5CA
SMBJ9.0CA
SMBJ10CA
SMBJ11CA
SMBJ12CA
SMBJ13CA
SMBJ14CA
SMBJ15CA
SMBJ16CA
SMBJ17CA
SMBJ18CA
SMBJ20CA
SMBJ22CA
SMBJ24CA
SMBJ26CA
SMBJ28CA
SMBJ30CA
SMBJ33CA
SMBJ36CA
SMBJ40CA
SMBJ43CA
SMBJ45CA
SMBJ48CA
SMBJ51CA
SMBJ54CA
SMBJ58CA
SMBJ60CA
SMBJ64CA
SMBJ70CA
SMBJ75CA
SMBJ78CA
SMBJ85CA
SMBJ90CA
SMBJ100CA
SMBJ110CA
SMBJ120CA
SMBJ130CA
SMBJ150CA
SMBJ160CA
SMBJ170CA
SMBJ180CA
SMBJ200CA
SMBJ220CA
SMBJ250CA
SMBJ300CA
SMBJ350CA
SMBJ400CA
SMBJ440CA
Device Marking
Code
UNI
BI
KE
KG
KK
KM
KP
KR
KT
KV
KX
KZ
LE
LG
LK
LM
LP
LR
LT
LV
LX
LZ
ME
MG
MK
MM
MP
MR
MT
MV
MX
MZ
NE
NG
NK
NM
NP
NR
NT
NV
NX
NZ
PE
PG
PK
PM
PP
PR
PT
PV
PX
PZ
QE
QG
QK
QM
AE
AG
AK
AM
AP
AR
AT
AV
AX
AZ
BE
BG
BK
BM
BP
BR
BT
BV
BX
BZ
CE
CG
CK
CM
CP
CR
CT
CV
CX
CZ
DE
DG
DK
DM
DP
DR
DT
DV
DX
DZ
EE
EG
EK
EM
EP
ER
ET
EV
EX
EZ
FE
FG
FK
FM
Reverse
Stand off
Voltage
VR
(Volts)
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
20.0
22.0
24.0
26.0
28.0
30.0
33.0
36.0
40.0
43.0
45.0
48.0
51.0
54.0
58.0
60.0
64.0
70.0
75.0
78.0
85.0
90.0
100.0
110.0
120.0
130.0
150.0
160.0
170.0
180.0
200.0
220.0
250.0
300.0
350.0
400.0
440.0
Breakdown
Voltage
VBR (Volts) @ IT
MIN
MAX
6.40
7.00
6.67
7.37
7.22
7.98
7.78
8.60
8.33
9.21
8.89
9.83
9.44
10.40
10.00
11.10
11.10
12.30
12.20
13.50
13.30
14.70
14.40
15.90
15.60
17.20
16.70
18.50
17.80
19.70
18.90
20.90
20.00
22.10
22.20
24.50
24.40
26.90
26.70
29.50
28.90
31.90
31.10
34.40
33.30
36.80
36.70
40.60
40.00
44.20
44.40
49.10
47.80
52.80
50.00
55.30
53.30
58.90
56.70
62.70
60.00
66.30
64.40
71.20
66.70
73.70
71.10
78.60
77.80
86.00
83.30
92.10
86.70
95.80
94.40
104.00
100.00 111.00
111.00 123.00
122.00 135.00
133.00 147.00
144.00 159.00
167.00 185.00
178.00 197.00
189.00 209.00
201.00 222.00
224.00 247.00
246.00 272.00
279.00 309.00
335.00 371.00
391.00 432.00
447.00 494.00
492.00 543.00
Test
Current
IT (mA)
10
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
1
1
1
1
1
For bidirectional type having Vrwm of 10 volts and less, the IR limit is double.
For parts without A , the VBR is + 10%
2
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Maximum
Clamping
Voltage
VC @ IPP
(Volts)
9.2
10.3
11.2
12.0
12.9
13.6
14.4
15.4
17.0
18.2
19.9
21.5
23.2
24.4
26.0
27.6
29.2
32.4
35.5
38.9
42.1
45.4
48.4
53.3
58.1
64.5
69.4
72.7
77.4
82.4
87.1
93.6
96.8
103.0
113.0
121.0
126.0
137.0
146.0
162.0
177.0
193.0
209.0
243.0
259.0
275.0
292.0
324.0
356.0
405.0
486.0
567.0
648.0
713.0
Maximum
Peak Pulse
Current
IPP
(A)
Maximum
Reverse
Leakage
IR @ VR
(µA)
65.3
58.3
53.6
50.0
46.6
44.2
41.7
39.0
35.3
33.0
30.2
28.0
25.9
24.6
23.1
21.8
20.6
18.6
16.9
15.5
14.3
13.3
12.4
11.3
10.4
9.3
8.7
8.3
7.8
7.3
6.9
6.5
6.2
5.9
5.3
5.0
4.8
4.4
4.1
3.7
3.4
3.1
2.9
2.5
2.3
2.2
2.1
1.9
1.7
1.5
1.3
1.1
0.9
0.9
800
800
500
200
100
50
20
10
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Silicon Avalanche Diodes
600W Surface Mount Transient Voltage Supressors
SMBJ Series
®
Ratings and Characteristic Curves TA=25˚C unless otherwise noted
Fig. 1 Peak Pulse Power Rating
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage, %
PPPM- Peak Pulse Power (KW)
100
10
1
0.2x0.2"(5.0x5.0mm)
Copper Pad Areas
0.1
0.1µs
1.0µs
10µs
100µs
1.0ms
Fig. 2 Pulse Derating Curve
100
75
50
25
0
25
0
10ms
6000
TJ=25˚C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
CJ-Junction Capacitance (pF)
IPPM- Peak Pulse Current, % I RSM
100
2
50
10/1000µsec. Waveform
as defined by R.E.A
td
0
Measured at
Zero Bias
1000
Half Value IPPM
0
VR, Measured at
Stand-Off
Voltage, VWM
100
2.0
3.0
1.0
4.0
TJ=25˚C
f=1.0MHZ
Vsig=50mVp-p
Uni-Directional
Bi-Directional
10
1.0
100 125 150 175 200
Fig. 4- Typical Junction Capacitance
Fig. 3 Pulse Waveform
150
Peak Value
IPPM
75
TA- Ambient Temperature (˚C)
td- Pulse Width (sec.)
tr=10µsec
50
10
200
100
VWM-Reverse Stand-Off Voltage (V)
Fig. 6- Maximum Non-Repetitive Peak
Forward Surge Current
Fig. 5- Typ. Transient Thermal Impedance
200
IPSM-Peak Forward Surge Current (A)
Transient Thermal Impedance
(˚C/W)
100
10
1.0
0.1
0.001
0.01
0.1
1
10
100
1000
100
10
1
8.3 Single Half Sine-Wave
(JEDEC Method)
Undirectional Only
10
100
Number of Cycles at 60Hz
tp- Pulse Duration(sec)
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3
Silicon Avalanche Diodes
600W Surface Mount Transient Voltage Supressors
SMBJ Series
®
Package Outline Dimensions and Pad Layout
DO-214AA (SMB J-Bend)
Cathode Band
2.16
0.155 (3.94)
0.130 (3.30)
0.086 (2.20)
0.077 (1.95)
2.74
2.16
2.26
Solder Pads
0.180 (4.57)
0.160 (4.06)
All dimensions in mm
0.012 (0.305)
0.006 (0.152)
0.096 (2.44)
0.084 (2.13)
0.008 (0.203) MAX
0.060 (1.52)
0.030 (0.76)
0.220 (5.59)
0.205 (5.21)
Dimensions in inches and (millimeters)
4
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