SMDJ51A-AT 概述
Surface Mount Transient Voltage Suppressors
SMDJ51A-AT 数据手册
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PDF下载Surface Mount Transient Voltage Suppressors
Uni-directional
Bi-directional
TVS diodes can be used in a wide range of applications which like
consumer electronic products, automotive industries, munitions,
telecommunications, aerospace industries, and intelligent control
systems.
Working Voltage: 5.0 to 440 V
Glass passivated or planar junction
Excellent clamping capability
Repetition rate (duty cycle): 0.01%
Low profile package and low inductance
3000W Peak Pulse power capability at 10×1000μs waveform.
Fast response time: typically less than 1.0ps from 0V to VBR
min.
Bi-directional
Anode
Cathode
Uni-direction
High temperature soldering: 260℃/10s at terminals.
Plastic package has Underwriters Laboratory Flammability
94V-0.
For surface mounted applications in order to optimize board
space.
Package: SMC/DO-214AB
Case Material: “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Polarity:Color band denotes cathode except
bi-directional models
High reliability application and automotive grade AECQ101
qualified .
Standard Packaging:12mm tape (EIA STD RS-481)
Weight: 0.28g
I/O Interface.
AC/DC Power supply
Terminal Connections: See Diagram Below
Marking Information: See Below
Low frequency signal transmission line (RS232, RS485, etc.)
Parameter
Symbol
Value
Units
Peak power dissipation with a 10/1000μs waveform
Steady state power dissipation at TL=75℃
PPPM
PM(AV)
VF
3000
8.0
W
W
V
Maximum Instantaneous Forward Voltage at 30A for Unidirectional
Storage temperature range
5.0
-55 to +150
℃
Tstg
Tj
Operating junction temperature range
-55 to +150
℃
@ UN Semiconductor Co., Ltd. 2019
Specifications are subject to change without notice.
Revision December 19, 2019
1 / 5
Please refer to www.unsemi.com.tw for current information.
Surface Mount Transient Voltage Suppressors
Maximum Maximum
Maximum
Reverse
Leakage IR
@VRWM
Breakdown
Reverse
Stand-Off
Voltage
VRWM(V)
Test
Current
IT
Clamping
Voltage
VC
Peak
Pulse
Current
IPP (A)
Part Number
Marking
Uni Bi
Voltage VBR (V)
@IT
(mA)
Uni
Bi
MIN
6.40
6.67
7.22
7.78
8.33
8.89
9.44
10.0
11.1
12.2
13.3
14.4
15.6
16.7
17.8
18.9
20.0
22.2
24.4
26.7
28.9
31.1
33.3
36.7
40.0
44.4
47.8
50.0
53.3
56.7
MAX
7.00
7.37
7.98
8.60
9.21
9.83
10.4
11.1
12.3
13.5
14.7
15.9
17.2
18.5
19.7
20.9
22.1
24.5
26.9
29.5
31.9
34.4
36.8
40.6
44.2
49.1
52.8
55.3
58.9
62.7
@IPP (V)
(μA)
SMDJ5.0A-AT SMDJ5.0CA-AT RDET DDET
SMDJ6.0A-AT SMDJ6.0CA-AT RDGT DDGT
SMDJ6.5A-AT SMDJ6.5CA-AT RDKT DDKT
SMDJ7.0A-AT SMDJ7.0CA-AT PDMT DDMT
SMDJ7.5A-AT SMDJ7.5CA-AT PDPT DDPT
SMDJ8.0A-AT SMDJ8.0CA-AT PDRT DDRT
SMDJ8.5A-AT SMDJ8.5CA-AT PDTT DDTT
SMDJ9.0A-AT SMDJ9.0CA-AT PDVT DDVT
SMDJ10A-AT SMDJ10CA-AT PDXT DDXT
SMDJ11A-AT SMDJ11CA-AT PDZT DDZT
SMDJ12A-AT SMDJ12CA-AT PEET DEET
SMDJ13A-AT SMDJ13CA-AT PEGT DEGT
SMDJ14A-AT SMDJ14CA-AT PEKT DEKT
SMDJ15A-AT SMDJ15CA-AT PEMT DEMT
SMDJ16A-AT SMDJ16CA-AT PEPT DEPT
SMDJ17A-AT SMDJ17CA-AT PERT DERT
SMDJ18A-AT SMDJ18CA-AT PETT DETT
SMDJ20A-AT SMDJ20CA-AT PEVT DEVT
SMDJ22A-AT SMDJ22CA-AT PEXT DEXT
SMDJ24A-AT SMDJ24CA-AT PEZT DEZT
SMDJ26A-AT SMDJ26CA-AT PFET DFET
SMDJ28A-AT SMDJ28CA-AT PFGT DFGT
SMDJ30A-AT SMDJ30CA-AT PFKT DFKT
SMDJ33A-AT SMDJ33CA-AT PFMT DFMT
SMDJ36A-AT SMDJ36CA-AT PFPT DFPT
SMDJ40A-AT SMDJ40CA-AT PFRT DFRT
SMDJ43A-AT SMDJ43CA-AT PFTT DFTT
SMDJ45A-AT SMDJ45CA-AT PFVT DFVT
SMDJ48A-AT SMDJ48CA-AT PFXT DFXT
SMDJ51A-AT SMDJ51CA-AT PFZT DFZT
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
10
11
12
13
14
15
16
17
18
20
22
24
26
28
30
33
36
40
43
45
48
51
10
10
10
10
1
9.2
326.1
291.3
267.9
250.0
232.6
220.6
208.3
194.8
176.5
164.8
150.8
139.5
129.3
123.0
115.4
108.7
102.7
92.6
800
800
500
200
100
50
20
5
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
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
84.5
1
1
77.1
1
1
71.3
1
1
66.1
1
1
62.0
1
1
56.3
1
1
51.6
1
1
46.5
1
1
43.2
1
1
41.3
1
1
38.8
1
1
36.4
1
@ UN Semiconductor Co., Ltd. 2019
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
Revision December 19, 2019
2 / 5
Surface Mount Transient Voltage Suppressors
Maximum Maximum
Maximum
Reverse
Leakage IR
@VRWM
Breakdown
Reverse
Test
Current
IT
Clamping
Voltage
VC
Peak
Pulse
Current
IPP (A)
Part Number
Marking
Uni Bi
Voltage VBR (V)
@IT
Stand-Off
Voltage
VRWM(V)
(mA)
Uni
Bi
MIN
MAX
66.3
@IPP (V)
(μA)
SMDJ54A-AT SMDJ54CA-AT RGET DGET
SMDJ58A-AT SMDJ58CA-AT PGGT DGGT
SMDJ60A-AT SMDJ60CA-AT PGKT DGKT
SMDJ64A-AT SMDJ64CA-AT PGMT DGMT
SMDJ70A-AT SMDJ70CA-AT PGPT DGPT
SMDJ75A-AT SMDJ75CA-AT PGRT DGRT
SMDJ78A-AT SMDJ78CA-AT PGTT DGTT
SMDJ85A-AT SMDJ85CA-AT PGVT DGVT
SMDJ90A-AT SMDJ90CA-AT PGXT DGXT
SMDJ100A-AT SMDJ100CA-AT PGZT DGZT
SMDJ110A-AT SMDJ110CA-AT PHET DHET
SMDJ120A-AT SMDJ120CA-AT PHGT DHGT
SMDJ130A-AT SMDJ130CA-AT PHKT DHKT
SMDJ150A-AT SMDJ150CA-AT PHMT DHMT
SMDJ160A-AT SMDJ160CA-AT PHPT DHPT
SMDJ170A-AT SMDJ170CA-AT PHRT DHRT
SMDJ180A-AT SMDJ180CA-AT PHTT DHTT
SMDJ190A-AT SMDJ190CA-AT PHVT DHVT
SMDJ200A-AT SMDJ200CA-AT PHWT DHWT
54
58
60.0
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
87.1
93.6
34.4
32.1
31.0
29.1
26.5
24.8
23.8
21.9
20.5
18.5
16.9
15.5
14.4
12.3
11.6
10.9
10.3
9.7
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
64.4
71.2
60
66.7
73.7
96.8
64
71.1
78.6
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
308.0
324.0
340.0
356.0
405.0
486.0
567.0
648.0
713.0
70
77.8
86.0
75
83.3
92.1
78
86.7
95.8
85
94.4
104.0
111.0
123.0
135.0
147.0
159.0
185.0
197.0
209.0
222.0
233.0
247.0
263.0
272.0
309.0
371.0
432.0
494.0
543.0
90
100.0
111.0
122.0
133.0
144.0
167.0
178.0
189.0
201.0
211.0
224.0
237.0
246.0
279.0
335.0
391.0
447.0
492.0
100
110
120
130
150
160
170
180
190
200
210
220
250
300
350
400
440
9.3
PHUT DHUT
SMDJ210A-AT SMDJ210CA-AT
8.8
SMDJ220A-AT SMDJ220CA-AT PHXT DHXT
SMDJ250A-AT SMDJ250CA-AT PHZT DHZT
SMDJ300A-AT SMDJ300CA-AT PJET DJET
SMDJ350A-AT SMDJ350CA-AT PJGT DJGT
SMDJ400A-AT SMDJ400CA-AT PJKT DJKT
SMDJ440A-AT SMDJ440CA-AT PJMT DJMT
8.4
7.8
6.5
5.5
4.8
4.4
Note:
(1) Add suffix ' CA ' after part number to specify Bi-directional devices
(2) Suffix 'A ' denotes 5% tolerance device.
@ UN Semiconductor Co., Ltd. 2019
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
Revision December 19, 2019
3 / 5
Surface Mount Transient Voltage Suppressors
150
100
80
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
tr=10µsec
Peak Value
IPPM
100
60
40
Half Value
IPPM (IPPM/2)
50
10/1000µsec. Waveform
as defined by R.E.A
20
0
tc
0
0
25
50
75
100
125
150
175
0
1.0
2.0
3.0
4.0
TA-Ambient temperature(°C)
t - Time (ms)
@ UN Semiconductor Co., Ltd. 2019
Specifications are subject to change without notice.
Revision December 19, 2019
4 / 5
Please refer to www.unsemi.com.tw for current information.
Surface Mount Transient Voltage Suppressors
Lead–free
150°C
Reflow Condition
-Temperature Min (Ts(min)
TP
)
Critical Zone
TL to TP
Ramp-up
Pre Heat
-Temperature Max (Ts(max)
)
200°C
TL
TS(max)
- Time (min to max) (ts)
60 -180 Seconds
Ramp-down
Average ramp up rate ( Liquidus Temp TL)
to peak
3°C/second max
TS(min)
TS(max) to TL - Ramp-up Rate
3°C/second max
217°C
Preheat
- Temperature (TL) (Liquidus)
Reflow
25
Time to peak temperature
- Time (min to max) (ts)
60 -150 Seconds
Time
(t 25℃ to peak)
Peak Temperature (TP)
260 +0/-5°C
Time within 5°C of actual peak
Temperature (tp)
20 -40 Seconds
Ramp-down Rate
6°C/second max
8 minutes Max
260°C
Time 25°C to peak Temperature (TP)
Do not exceed
Inches
Millimeters
DO-214AB (SMC)
Cathode Band
Dimensions
Min
0.114
0.260
0.220
0.079
0.030
-
Max
0.126
0.280
0.245
0.103
0.060
0.008
0.320
0.012
-
Min
2.86
6.520
5.520
1.980
0.750
-
Max
3.160
7.020
6.150
2.590
1.510
0.203
8.020
0.305
-
A
B
C
D
E
F
G
H
I
0.305
0.006
0.129
0.094
-
7.640
0.152
3.300
2.400
-
J
-
-
K
L
0.165
-
4.200
-
0.094
2.400
@ UN Semiconductor Co., Ltd. 2019
Specifications are subject to change without notice.
Revision December 19, 2019
5 / 5
Please refer to www.unsemi.com.tw for current information.
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