TVS
TFMAJ
SURFACE MOUNT GPP
GPP TRANSIENT VOLTAGE SUPPRESSOR
FEATURES
*
*
*
*
*
*
SERIES
400 WATT PEAK POWER 1.0 WATT STEADY STATE
Plastic package has underwriters laboratory
Glass passivated chip construction
400 watt surage capability at 1ms
Excellent clamping capability
Low zener impedance
Fast response time
0.067 (1.70 )
0.051 (1.29 )
0.180 (4.57 )
0.160 (4.06 )
DO-214AC
0.110 (2.79 )
0.086 (2.18 )
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unless otherwise specified.
0.091
0.067
0.059
0.035
(2.31 )
(1.70 )
(1.50 )
(0.89 )
0.209 (5.31 )
0.185 (4.70 )
0.012 (0.305 )
0.006 (0.152 )
0.008 (0.203 )
0.004 (0.102 )
Dimensions in inches and (millimeters)
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA suffix for types TFMAJ5.0 thru TFMAJ170
Electrical characteristics apply in both direction
MAXIMUM RATINGS (At T
A
= 25
o
C unless otherwise noted)
RATINGS
Peak Power Dissipation with a 10/1000uS (Note 1,2,5 Fig.1)
Peak Pulse Current with a 10/1000uS waveform ( Note 1, Fig.2 )
Steady State Power Dissipation (Note 3)
Peak Forward Surge Current per Fig.5 (Note 3)
Maximum Instantaneous Forward Voltage at 25A (Note 4)
Operating and Storage Temperature Range
SYMBOL
P
PPM
I
PPM
P
M
(
AV
)
I
FSM
V
F
T
J
, T
STG
VALUE
Minimum 400
SEE TABLE 1
1.0
40
3.5
-55 to + 150
UNITS
Watts
Amps
Watts
Amps
Volts
0
C
2008-10
NOTES : 1. Non-repetitive current pulse, per Fig.3 and derated above T
A
= 25
o
C per Fig.2.
2. Mounted on 0.2 X 0.2”( 5.0 X 5.0mm ) copper pad to each terminal.
o
3. Lead temperature at T
L
= 25 C
4. Measured on 8.3mS single half sine-wave duty cycle = 4 pules per minute maximum.
5. Peak pulse power waveform is 10/1000uS.
RATING AND CHARACTERISTIC CURVES ( TFMAJ5.0 THRU TFMAJ170CA )
FIG. 1 - PEAK PULSE POWER RATING CURVE
100
Non-Repetitive
Pulse Waveform
Shown in Fig.3
T
A
= 25
O
C
PPPM, PEAK PULSE PO WER, kW
PEAK PULSE PO WER (PPP) OR CURRENT
100
(IPP) DERA TING IN PERCENT AGE,%
FIG. 2 - PULSE DERATING CURVE
75
10
50
1.0
25
0.1
0.1mS
1.0mS
T
P
, PULSE WIDTH, sec
10mS
100mS
1.0mS
10mS
0
0
25
T
A
, AMBIENT TEMPERATURE,(
50
75
100
125
150
175
)
200
150
I
PPM
, PEAK PULSE CURRENT ,%
FIG. 3 - PULSE WAVEFORM
tr = 10usec.
Peak V alue
IPPM
Pulse Width (td) is Defined
as the P oint Where the P eak
Current Deca ys to 50% of IPPM
10000
FIG. 4 - TYPICAL JUNCTION CAPACITANCE
f = 1.0 MHz
Vsig = 50mVp-p
TJ = 25
C
J
, CAP ACITANCE, pF
100
1000
Measured at
Zero Bias
10/1000usec. Waveform
as Defined b y R.E.A.
I
PPM
HALF V ALUE -
2
50
100
Measured at
Stand off
Voltage ,VWM
0
td
0
1.0
2.0
t, TIME,mS
3.0
4.0
10
1.0
10
100 200
V(
BR
), BREAKDOWN VOLTACE, VOLTS
FIG. 6 - MAXIMUM NON-REPETITIVE FOR WARD
I
FSM
, PEAK FOR WARD SURGE
CURRENT AMPERES
50
40
30
20
10
0
1
SURGE CURRENT UNIDIRECTIONAL
8.3ms Single Half Sine-W
(JEDED Method)
T J = T J max.
ave
10
NUMBER OF CYCLES AT 60 Hz
100
TRANSIENT VOLTAGE SUPPRESSORS
400W SERIES TVS DIODES/DO-214AC ( CASE 2 ) 400W
Breakdown Voltage
Rectron
Industry No.
SMAJ5.0
SMAJ5.0A
SMAJ6.0
SMAJ6.0A
SMAJ6.5
SMAJ6.5A
SMAJ7.0
SMAJ7.0A
SMAJ7.5
SMAJ7.5A
SMAJ8.0
SMAJ8.0A
SMAJ8.5
SMAJ8.5A
SMAJ9.0
SMAJ9.0A
SMAJ10
SMAJ10A
SMAJ11
SMAJ11A
SMAJ12
SMAJ12A
SMAJ13
SMAJ13A
SMAJ14
SMAJ14A
SMAJ15
SMAJ15A
SMAJ16
SMAJ16A
SMAJ17
SMAJ17A
SMAJ18
SMAJ18A
SMAJ20
SMAJ20A
SMAJ22
SMAJ22A
SMAJ24
SMAJ24A
SMAJ26
SMAJ26A
SMAJ28
SMAJ28A
SMAJ30
SMAJ30A
SMAJ33
SMAJ33A
SMAJ36
SMAJ36A
Rectron
House No.
TFMAJ5.0
TFMAJ5.0A
TFMAJ6.0
TFMAJ6.0A
TFMAJ6.5
TFMAJ6.5A
TFMAJ7.0
TFMAJ7.0A
TFMAJ7.5
TFMAJ7.5A
TFMAJ8.0
TFMAJ8.0A
TFMAJ8.5
TFMAJ8.5A
TFMAJ9.0
TFMAJ9.0A
TFMAJ10
TFMAJ10A
TFMAJ11
TFMAJ11A
TFMAJ12
TFMAJ12A
TFMAJ13
TFMAJ13A
TFMAJ14
TFMAJ14A
TFMAJ15
TFMAJ15A
TFMAJ16
TFMAJ16A
TFMAJ17
TFMAJ17A
TFMAJ18
TFMAJ18A
TFMAJ20
TFMAJ20A
TFMAJ22
TFMAJ22A
TFMAJ24
TFMAJ24A
TFMAJ26
TFMAJ26A
TFMAJ28
TFMAJ28A
TFMAJ30
TFMAJ30A
TFMAJ33
TFMAJ33A
TFMAJ36
TFMAJ36A
VBR
(Volts)
MIN.
6.40
6.40
6.67
6.67
7.22
7.22
7.78
7.78
8.33
8.33
8.89
8.89
9.44
9.44
10.0
10.0
11.1
11.1
12.2
12.2
13.3
13.3
14.4
14.4
15.6
15.6
16.7
16.7
17.8
17.8
18.9
18.9
20.0
20.0
22.2
22.2
24.4
24.4
26.7
26.7
28.9
28.9
31.1
31.1
33.3
33.3
36.7
36.7
40.0
40.0
MAX.
7.82
7.07
8.15
7.37
8.82
7.98
9.51
8.60
10.2
9.21
10.9
9.83
11.5
10.4
12.2
11.1
13.6
12.3
14.9
13.5
16.3
14.7
17.6
15.9
19.1
17.2
20.4
18.5
21.8
19.7
23.1
20.9
24.4
22.1
27.1
24.5
29.8
26.9
32.6
29.5
35.3
31.9
38.0
34.4
40.7
36.8
44.9
40.6
48.9
44.2
@IT
(mA)
10
10
10
10
10
10
10
10
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Reverse
Stand off
Voltage
VWM
(Volts)
5.0
5.0
6.0
6.0
6.5
6.5
7.0
7.0
7.5
7.5
8.0
8.0
8.5
8.5
9.0
9.0
10.0
10.0
11.0
11.0
12.0
12.0
13.0
13.0
14.0
14.0
15.0
15.0
16.0
16.0
17.0
17.0
18.0
18.0
20.0
20.0
22.0
22.0
24.0
24.0
26.0
26.0
28.0
28.0
30.0
30.0
33.0
33.0
36.0
36.0
Maximum
Reverse
Leakage
at VWM
ID(uA)
800.0
800.0
800.0
800.0
500.0
500.0
200.0
200.0
100.0
100.0
50.0
50.0
10.0
10.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Maximum
Peak Pulse
Current
IPPM
(Amps)
41.7
43.5
35.1
38.8
32.5
35.7
30.1
33.3
28.0
31.0
26.7
29.4
25.2
27.8
23.7
26.0
21.3
23.5
19.9
22.0
18.2
20.1
16.8
18.6
15.5
17.2
14.9
16.4
13.9
15.4
13.1
14.5
12.4
13.7
11.2
12.3
10.2
11.3
9.3
10.3
8.6
9.5
8.0
8.8
7.5
8.3
6.8
7.5
6.2
6.9
Maximum
Clamping
Voltage
at IPPM
VC (Volts)
9.6
9.2
11.4
10.3
12.3
11.2
13.3
12.0
14.3
12.9
15.0
13.6
15.9
14.4
16.9
15.4
18.8
17.0
20.1
18.2
22.0
19.9
23.8
21.5
25.8
23.2
26.9
24.4
28.8
26.0
30.5
27.6
32.2
29.2
35.8
32.4
39.4
35.5
43.0
38.9
46.6
42.1
50.0
45.4
53.5
48.4
59.0
53.3
64.3
58.1
TRANSIENT VOLTAGE SUPPRESSORS
400W SERIES TVS DIODES/DO-214AC ( CASE 2 ) 400W
Rectron
Industry No.
SMAJ40
SMAJ40A
SMAJ43
SMAJ43A
SMAJ45
SMAJ45A
SMAJ48
SMAJ48A
SMAJ51
SMAJ51A
SMAJ54
SMAJ54A
SMAJ58
SMAJ58A
SMAJ60
SMAJ60A
SMAJ64
SMAJ64A
SMAJ70
SMAJ70A
SMAJ75
SMAJ75A
SMAJ78
SMAJ78A
SMAJ85
SMAJ85A
SMAJ90
SMAJ90A
SMAJ100
SMAJ100A
SMAJ110
SMAJ110A
SMAJ120
SMAJ120A
SMAJ130
SMAJ130A
SMAJ150
SMAJ150A
SMAJ160
SMAJ160A
SMAJ170
SMAJ170A
Rectron
House No.
TFMAJ40
TFMAJ40A
TFMAJ43
TFMAJ43A
TFMAJ45
TFMAJ45A
TFMAJ48
TFMAJ48A
TFMAJ51
TFMAJ51A
TFMAJ54
TFMAJ54A
TFMAJ58
TFMAJ58A
TFMAJ60
TFMAJ60A
TFMAJ64
TFMAJ64A
TFMAJ70
TFMAJ70A
TFMAJ75
TFMAJ75A
TFMAJ78
TFMAJ78A
TFMAJ85
TFMAJ85A
TFMAJ90
TFMAJ90A
TFMAJ100
TFMAJ100A
TFMAJ110
TFMAJ110A
TFMAJ120
TFMAJ120A
TFMAJ130
TFMAJ130A
TFMAJ150
TFMAJ150A
TFMAJ160
TFMAJ160A
TFMAJ170
TFMAJ170A
Breakdown Voltage
VBR
@IT
(Volts)
MIN.
44.4
44.4
47.8
47.8
50.0
50.0
53.3
53.3
56.7
56.7
60.0
60.0
64.4
64.4
66.7
66.7
71.1
71.1
77.8
77.8
83.3
83.3
86.7
86.7
94.4
94.4
100
100
111
111
122
122
133
133
144
144
167
167
178
178
189
189
MAX.
54.3
49.1
58.4
52.8
61.1
55.3
65.1
58.9
69.3
62.7
73.3
66.3
78.7
71.2
81.5
73.7
86.9
78.6
95.1
86.0
102
92.1
106
95.8
115
104
122
111
136
123
149
135
163
147
176
159
204
185
218
197
231
209
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Reverse
Stand off
Voltage
VWM
(Volts)
40
40
43
43
45
45
48
48
51
51
54
54
58
58
60
60
64
64
70
70
75
75
78
78
85
85
90
90
100
100
110
110
120
120
130
130
150
150
160
160
170
170
Maximum
Reverse
Leakage
at VWM
ID(uA)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Maximum
Peak Pulse
Current
IPPM
(Amps)
5.6
6.2
5.2
5.8
5.0
5.5
4.7
5.2
4.4
4.9
4.2
4.6
3.9
4.3
3.7
4.1
3.5
3.9
3.2
3.5
3.0
3.3
2.9
3.2
2.0
2.2
1.9
2.1
1.7
1.9
1.5
1.7
1.4
1.6
1.3
1.4
1.1
1.2
1.0
1.2
0.99
1.09
Maximum
Clamping
Voltage
at IPPM
VC (Volts)
71.4
64.5
76.7
69.4
80.3
72.7
85.5
77.4
91.1
82.4
96.3
87.1
103
93.6
107
96.8
114
103
125
113
134
121
139
126
151
137
160
146
179
162
196
177
214
193
231
209
268
243
287
259
304
275
Notes :
1. V
BR
measured after I
T
applied for 300ms. I
T
= square pulse or equivalent.
2. For bidirectional use C or CA suffixs for all types (ex. SMAJ5.0C,SMAJ170CA)
electrical characteristics apply in both directions.
3. For bidirectional types having V
WM
of 10 volts and less, the I
D
limit is doubled.
Mounting Pad Layout
0.094 MAX.
(2.38 MAX.)
0.060 MIN.
(1.52 MIN.)
0.052 MIN.
(1.32 MIN.)
0.220
(5.58) REF
Dimensions in inches and (millimeters)
DSP 与 ARM 处理器
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
