Description
Features
n400 WATT PEAK POWER PROTECTION
nEXCELLENT CLAMPING CAPABILITY
nFAST RESPONSE TIME
Mechanical Dimensions
nTYPICAL IR < 1υA ABOVE 10V
n
GLASS PASSIVATED CHIP CONSTRUCTION
nMEETS UL SPECIFICATION 94V-0
Electrical Characteristics @ 25OC.
Maximum Ratings
Peak Power Dissipation...PPK
TP = 1mS
(Note 5)
Steady State Power Dissipation...PD
@ TT = 75°C
(Note 2)
Non-Repetitive Peak Forward Surge Current...IFSM
@ Rated Load Conditions, 8.3 mS, ½ Sine Wave, Single Phase
(Note 3)
Weight...GRM
Soldering Requirements (Time & Temp)...ST
@ 250°C
Operating & Storage Temperature Range...TJ, TSTRG
SMAJ5.0...170
Data Sheet
5.0V to 170V SMD TRANSIENT
VOLTAGE SUPPRESSORS
SMAJ5.0 . . . 170
Units
Watts
Watts
Amps
Grams
......................................... 400 Min. ..........................................
............................................. 1 ...............................................
............................................. 4 0 ...............................................
............................................. 0.12 ...............................................
............................................. 10 Sec. ...........................................
......................................... -65 to 175 .......................................... °C
Page 10-36
Min. to
Solder
NOTES: 1. For Bi-Directional Applications, Use C or CA. Electrical Characteristics Apply in Both Directions.
2. Mounted on 8mm Copper Pads to Each Terminal.
3. 8.3 mS, ½ Sine Wave, Single Phase Duty Cycle, @ 4 Pulses Per Minute Maximum.
4. VBR Measured After It Applies for 300 uS. IT = Square Wave Pulse or Equivalent.
5. Non-Repetitive Current Pulse. Per Fig. 3 and Derated Above TA = 25°C per Fig. 2.
Uni-Polar
Load
TVS
Device
TVS
Device
Load
Uni-Polar
Package
SMA
Data Sheet
5.0V to 170V SMD TRANSIENT
VOLTAGE SUPPRESSORS
Page 37
Ratings at
25 Deg. C ambient
temperature
unless otherwise
specified.
Single Phase Half
Wave, 60 HZ
Resistive or
Inductive Load.
For Capacitive
Load, Derate
Current by 20%.
SMAJ5.0 . . . 170
NOTES: 1. For Bi-Directional Applications, Use C or CA. Electrical Characteristics Apply in Both Directions.
2. Mounted on 8mm Copper Pads to Each Terminal.
3. 8.3 mS, ½ Sine Wave, Single Phase Duty Cycle, @ 4 Pulses Per Minute Maximum.
4. VBR Measured After It Applies for 300 uS. IT = Square Wave Pulse or Equivalent.
5. Non-Repetitive Current Pulse. Per Fig. 3 and Derated Above TA = 25°C per Fig. 2.
Fig. 1 Pulse Rating Curve Fig. 4 Typical Junction Capacitance
Breakdown Voltage (Volts)
pF
Fig. 2 Pulse Derating Curve
TA = Ambient Temperature (°°
°°
°C)
Peak Pulse Percentage
Fig. 5 Steady State Power Derating
TL = Terminal Temperature (°°
°°
°C)
Steady State Power (Watts)
Fig. 3 Pulse Waveform
Peak Pulse Current
Fig. 6 Maximum Non-Repetitive
Surge Current
Number of Cycles @ 60 Hz
Amps
Measured @
Zero Bias
tr = 10µs
Peak Value
IRSM
Pulse Width is defined
as that point where the
Peak Current decays to
50% of IRSM
8.3ms Single Half Sine Wave
JEDEC Method
T = Time ( ms)
Measured @
Standoff Voltage
Data Sheet
5.0V to 170V SMD TRANSIENT
VOLTAGE SUPPRESSORS
SMAJ5.0 . . . 170
Page 10-38
DEVICE
Maximum
Temperature
Coefficient
of VBR
% / °°
°°
°C
Maximum
Clamping
Voltage
@ IPP
VC (V)
Peak
Pulse
Current
IPP (A)
(Note 2)
Maximum
Reverse
Leakage
@ VRWM
IR (µµ
µµ
µA)
Working
Peak
Reverse
Voltage
VRWM (V)
@ IT
(mA)
Min. Max.
VBR
Volts
(Note 1)
Breakdown
Voltage
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
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
10.00
10.00
11.10
11.10
12.20
12.20
13.30
13.30
14.40
14.40
15.60
15.60
16.70
16.70
17.80
17.80
18.90
18.90
20.00
20.00
22.20
22.20
24.40
24.40
26.70
26.70
28.90
28.90
7.30
7.00
8.15
7.37
8.82
7.98
9.51
8.60
10.20
9.21
10.90
9.83
11.50
10.40
12.20
11.10
13.60
12.30
14.90
13.50
16.30
14.70
17.60
15.90
19.10
17.20
20.40
18.50
21.80
19.70
23.10
20.90
24.40
22.10
27.10
24.50
29.80
26.90
32.60
29.50
35.30
31.90
10.00
10.00
10.00
10.00
10.00
10.00
10.00
10.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
5.00
5.00
6.00
6.00
6.50
6.50
7.00
7.00
7.50
7.50
8.00
8.00
8.50
8.50
9.00
9.00
10.00
10.00
11.00
11.00
12.00
12.00
13.00
13.00
14.00
14.00
15.00
15.00
16.00
16.00
17.00
17.00
18.00
18.00
20.00
20.00
22.00
22.00
24.00
24.00
26.00
26.00
800
800
800
800
500
500
200
200
100
100
50.00
50.00
20.00
20.00
10.00
10.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
9.60
9.20
11.40
10.30
12.30
11.20
13.30
12.00
14.30
12.90
15.00
13.60
15.90
14.40
16.90
15.40
18.80
17.00
20.10
18.20
22.00
19.90
23.80
21.50
25.80
23.20
26.90
24.40
28.80
26.00
30.50
27.60
32.20
29.20
35.80
32.40
39.40
35.50
43.00
38.90
46.60
42.10
0.061
0.061
0.065
0.065
0.068
0.068
0.073
0.073
0.075
0.075
0.076
0.078
0.081
0.081
0.084
0.084
0.086
0.086
0.088
0.088
0.090
0.090
0.092
0.092
0.094
0.094
0.096
0.096
0.097
0.097
0.098
0.098
0.099
0.099
0.100
0.100
0.101
0.101
0.101
0.101
0.102
0.102
Case
Marking
AD
AE
AF
AG
AH
AK
AL
AM
AN
AP
AQ
AR
AS
AT
AU
AV
AW
AX
AY
AZ
BD
BE
BF
BG
BH
BK
BL
BM
BN
BP
BQ
BR
BS
BT
BU
BV
BW
BX
BY
BZ
CD
CE
41.6
43.5
35.1
38.8
32.5
35.7
30.1
33.3
28.0
31.0
26.5
29.4
25.1
27.7
23.6
26.0
21.2
23.5
20.0
22.0
18.1
20.1
16.8
18.6
15.5
17.2
14.8
16.4
13.8
15.3
13.1
14.5
12.4
13.7
11.1
12.3
10.1
11.2
9.3
10.3
8.6
9.5
Data Sheet
5.0V to 170V GPP TRANSIENT
VOLTAGE SUPPRESSORS
SMAJ5.0 . . . 170
Page 10-39
DEVICE
Maximum
Temperature
Coefficient
of VBR
% / °°
°°
°C
Maximum
Clamping
Voltage
@ IPP
VC (V)
Peak
Pulse
Current
IPP (A)
(Note 2)
Maximum
Reverse
Leakage
@ VRWM
IR (µµ
µµ
µA)
Working
Peak
Reverse
Voltage
VRWM (V)
Min. Max.
VBR
Volts
(Note 1)
Breakdown
Voltage
SMAJ28
SMAJ28A
SMAJ30
SMAJ30A
SMAJ33
SMAJ33A
SMAJ36
SMAJ36A
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
31.10
31.10
33.30
33.30
36.70
36.70
40.00
40.00
44.40
44.40
47.80
47.80
50.00
50.00
53.30
53.30
56.70
56.70
60.00
60.00
64.40
64.40
66.70
66.70
71.10
71.10
77.80
77.80
83.30
83.30
86.70
86.70
94.40
94.40
100.00
100.00
111.00
111.00
122.00
122.00
133.00
133.00
144.00
144.00
167.00
167.00
178.00
178.00
189.00
189.00
38.00
34.40
40.70
36.80
44.90
40.60
49.90
44.20
54.30
49.10
58.40
52.80
61.10
55.30
65.10
58.90
69.30
62.70
73.30
66.30
78.70
71.20
81.50
73.70
86.90
78.60
95.00
86.00
102.00
92.10
106.00
95.80
115.00
104.00
122.00
111.00
136.00
123.00
149.00
135.00
163.00
147.00
176.00
159.00
204.00
185.00
218.00
197.00
231.00
209.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
28.00
28.00
30.00
30.00
33.00
33.00
36.00
36.00
40.00
40.00
43.00
43.00
45.00
45.00
48.00
48.00
51.00
51.00
54.00
54.00
58.00
58.00
60.00
60.00
64.00
64.00
70.00
70.00
75.00
75.00
78.00
78.00
85.00
85.00
90.00
90.00
100.00
100.00
110.00
110.00
120.00
120.00
130.00
130.00
150.00
150.00
160.00
160.00
170.00
170.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
5.00
50.10
45.40
53.50
48.40
59.00
53.30
64.30
58.10
71.40
64.50
76.70
69.40
80.30
72.70
85.50
77.40
91.10
82.40
96.30
87.10
103.00
93.60
107.00
96.80
114.00
103.00
125.00
113.00
134.00
121.00
139.00
126.00
151.00
137.00
160.00
146.00
179.00
162.00
196.00
177.00
214.00
193.00
231.00
209.00
268.00
243.00
287.00
259.00
304.00
275.00
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
0.104
@ IT
(mA)
Case
Marking
CF
CG
CH
CK
CL
CM
CN
CP
CQ
CR
CS
CT
CU
CV
CW
CX
CY
CZ
RD
RE
RF
RG
RH
RK
RL
RM
RN
RP
RQ
RR
RS
RT
RU
RV
RW
RX
RY
RZ
SD
SE
SF
SG
SH
SK
SL
SM
SN
SP
SQ
SR
8.0
8.8
7.5
8.3
6.8
7.5
6.2
6.9
5.6
6.2
5.2
5.7
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
2.2
2.6
2.9
2.5
2.7
2.2
2.5
2.0
2.3
1.9
2.0
1.7
1.9
1.5
1.6
1.4
1.5
1.3
1.4