SURF ACE MOUNT
UNIDIREC TIONAL AND BIDIRECT IONAL
TRANSIE NT V OLTA GE S UPPRESS ORS
REVERSE VOLTAGE - 6.8 to 200 VOLTS
FORWARD CURRENT - 400 Amperes
FEATURES
Rating to 200V
VBR
For surface mou nted applications
Reiiable low cost construction utilizing
molded plastic te chnique
Plastic material has UL flammability
classification 94V-0
Fast response time: typically less than 1.0ps for
Uni-direction, less than 5.0ns for Bi-direction, form
0 Volts to BV min
SMA
.062(1.60)
.055(1.40)
.181(4.60)
.157(4.00)
.114(2.90)
.098(2.50)
MECHANICAL DA
Case: Molde d Plastic
Polarity: By cathode band denot es uni-directional
dev ice none cathode b and denotes bi-direc tional
dev ice
Weig ht: 0.002 ounce s, 0.064 grams
TA
.103(2.62)
.079(2.00)
.060(1.52)
.030(0.76)
.208(5.28)
.188(4.80)
.012(.305)
.006(.152)
.008(.203)
.002(.051)
Rating at 25
ambient temperaature unless
otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
MAXIMUM RA
TINGS AND
ELECTRICAL CHARACTERISTICS
CHARACTERISTICS
Pea k Power Dissipation at T
TP= 1ms(No te 1,2 )
A
=25
SYMBOL
P
PK
VALUE
Minimum 400
UNIT
WATTS
Peak Forward Surge Current
8.3ms single half sine-wave
super imposed on rated load (JEDEC Method)
Steady State Power Dissipation at TL=75
I
FSM
40
1.0
AMPS
P
M(AV)
WATTS
Maximum Instantaneous forward voltage
at 25A for unidirectional devices only (Note 3)
V
F
3.5
VOLTS
Operating Temperature Range
T
J
-55 to +125
-55 to +150
Storage Temperature Range
T
STG
NOT ES:1 . No n-repetitive current pulse, per Fig. 3 and derated above T
A
=25 per Flg. 1.
2 . Thermal Resistance Junction to Lead.
3. 8 . 3ms s ingle h alf sine- wave duty c ycle=4 puls es per m inutes ma ximum (uni-direction al units only).
FIG. 1 - PULS E DERA TING CUR VE
100
60
50
FIG. 2 - M AXIMUM NON -REP ETIT IVE
SUR GE CUR REN T
P E AK P U LS E D E R AT IN G IN % O F
P E AK P O W E R O R C U R R E N T
PEAK FORWARD SURGE CURRENT,
AMPERES
75
40
30
20
10
0
1
Pulse Wld th 8.3ms
Single Hia f-Sine- Wave
(JEDEC M ETHOD )
50
25
10 1000 WA VEFORM
AS DEFINED BY R.E.A.
0
0
25
50
75
100
125
150
175
200
2
5
10
20
50
1
00
T
A
AMBIENT TEM PERATURE,
NUM BER OF CYCLE S 60Hz
FIG.3 - PULSE
TR =1 0u s
WAVEFORM
10000
FIG . 4 - T YP IC AL JU NC TIO N C APA CI TAN CE
I
P
, P E A K P U L S E C U R R E N T, ( % )
100
Peak value (I
RSM)
Half value=
I
RSM
C APAC ITA N C E ,(
2
Un
50
Pulse width (T
P
) is defined
as that point where the
peak current decays to
50% of I
RSM
T
J
=25
10
1000 waveform as
defined by R.E.A.
10 00
i-d
ir
ec
tio
na
l
TJ=25
F)
P
1 00
Bi
-di
rec
tio
n
al
TP
0
0
1.0
2.0
3.0
4.0
10
T,TIME (ms)
1
4
REVER SE VOLTAGE, VOLTS
10
100
1000
FIG. 5 - PULSE RATING CURV
100
E
1.0
FIG. 6 - STEAD Y ST ATE POWER
DERAT ING CUR VE
P
P
, P E AK P O W E R (
10
0.6
0.4
1.0
STEADY STATE POWER DISSIPATION (W)
TA=2 5
NON-RE PETIVE
PULSE WA VEFOR M
SHOWN IN FI G. 3
0.8
W)
5.0mm LEAD AREAS
0.2
60Hz RESISTIVE OR
INDUCTIVE LOAD
M(AV),
0.1
K
P
0.1us
1.0us
10us
TP, PU
100us
LS E W IDT H
1.0
ms
10ms
0.0
0
25
5
0
75
100
125
150
175
200
TL, LE AD TE MP ER ATU RE
Device
Uni-
Directional
Device
Bi-
Directional
Device
Marking
Code
(UN I)
(BI)
Min.
Breakdown
Voltage
VBR
Volts
Max.
@IT(maA )
Working
Peak
Reverse
Voltage
V
RWM
(VOITS)
Maxim um Maximum
Reverse
Voltage
Reverse
Reverse
at l
RSM
leakage at
Surge
(Clamping
V
RWM
Current
Voltage)
IR( A)
Maximum
I
RSM
(Amps) V
RSM
(Voits)
SMA6.8
SMA6.8A
SMA7.5
SMA7.5A
SMA8.2
SMA8.2A
SMA9.1
SMA9.1A
SMA10
SMA10A
SMA11
SMA11A
SMA12
SMA12A
SMA13
SMA13A
SMA15
SMA15A
SMA16
SMA16A
SMA18
SMA18A
SMA20
SMA20A
SMA22
SMA22A
SMA24
SMA24A
SMA27
SMA27A
SMA30
SMA30A
SMA33
SMA33A
SMA36
SMA36A
SMA39
SMA39A
SMA43
SMA43A
SMA6.8C
SMA6.8CA
SMA7.5C
SMA7.5CA
SMA8.2C
SMA8.2CA
SMA9.1C
SMA9.1CA
SMA10C
SMA10CA
SMA11C
SMA11CA
SMA12C
SMA12CA
SMA13C
SMA13CA
SMA15C
SMA15CA
SMA16C
SMA16CA
SMA18C
SMA18CA
SMA20C
SMA20CA
SMA22C
SMA22CA
SMA24C
SMA24CA
SMA27C
SMA27CA
SMA30C
SMA30CA
SMA33C
SMA33CA
SMA36C
SMA36CA
SMA39C
SMA39CA
SMA43C
SMA43CA
ADK
AEK
AFK
AGK
AHK
AKK
ALK
AMK
ANK
APK
AQK
ARK
ASK
ATK
AUK
AVK
AWK
AXK
AYK
AZK
BDK
BEK
BFK
BGK
BHK
BKK
BLK
BMK
BNK
BPK
BTK
BRK
BSK
BTK
BUK
BVK
BWK
BXK
BYK
BZK
ADM
AEM
AFM
AGM
AHM
AKM
ALM
AMM
ANM
APM
AQM
ARM
ASM
ATM
AUM
AVM
AWM
AXM
AYM
AZM
BDM
BEM
BFM
BGM
BHM
BKM
BLM
BMM
BNM
BPM
BQM
BRM
BSM
BTM
BUM
BVM
BWM
BXM
BYM
BZM
6.12
6.45
6.75
7.13
7.38
7.79
8.19
8.65
9.00
9.50
9.90
10.5
10.8
11.4
11.7
12.4
13.5
14.3
14.4
15.2
16.2
17.1
18.0
19.0
19.8
20.9
21.6
22.8
24.3
25.7
27.0
28.5
29.7
31.4
32.4
34.2
35.1
37.1
38.7
40.9
7.48
7.13
8.25
7.88
9.02
8.61
10.0
9.55
11.0
10.5
12.1
11.6
13.2
12.6
14.3
13.7
16.3
15.8
17.6
16.8
19.8
18.9
22.0
21.0
24.2
23.1
26.4
25.2
29.7
28.4
33.0
31.5
35.3
34.7
39.6
37.8
42.9
41.0
47.3
45.2
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
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
5.50
5.80
6.05
6.40
6.63
7.02
7.37
7.78
8.10
8.55
8.92
9.40
9.72
10.2
10.5
11.1
12.1
12.8
12.9
13.6
14.5
15.3
16.2
17.1
17.8
18.8
19.4
20.5
21.8
23.1
24.3
25.6
26.8
28.2
29.1
30.3
31.6
33.3
34.8
36.8
1000
1000
500
500
200
200
50.0
50.0
20.0
20.0
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
37.0
38.1
34.2
35.4
32.0
33.1
29.0
29.8
26.7
27.6
24.7
25.6
23.1
23.9
21.0
22.0
18.2
18.7
17.0
17.8
15.1
15.7
13.7
14.4
12.5
13.1
11.5
12.0
10.2
10.7
9.2
9.7
8.4
8.8
7.7
8.0
7.1
7.4
6.5
6.7
10.8
10.5
11.7
11.3
12.5
12.1
13.8
13.4
15.0
14.5
16.2
15.6
17.3
16.7
19.0
18.2
22.0
21.2
23.5
22.5
26.5
25.5
29.1
27.7
31.9
30.6
34.7
33.2
39.1
37.5
43.5
41.4
47.7
45.7
52.0
49.9
56.4
53.9
61.9
59.3
Device
Uni-
Directional
Device
Bi-
Directional
Device
Marking
Code
(UN I)
(BI)
Min.
Breakdown
Voltage
VBR
Volts
Max.
@IT(maA )
Working
Peak
Reverse
Voltage
V
RWM
(VOITS)
Maxim um Maximum
Reverse
Voltage
Reverse
Reverse
at l
RSM
leakage at
Surge
(Clamping
V
RWM
Current
Voltage)
IR( A)
Maximum
I
RSM
(Amps) V
RSM
(Voits)
SMA47
SMA47A
SMA51
SMA51A
SMA56
SMA56A
SMA62
SMA62A
SMA68
SMA68A
SMA75
SMA75A
SMA82
SMA82A
SMA91
SMA91A
SMA100
SMA100A
SMA110
SMA110A
SMA120
SMA120A
SMA130
SMA130A
SMA150
SMA150A
SMA160
SMA160A
SMA170
SMA17OA
SMA180
SMA180A
SMA200
SMA200A
SMA47C
SMA47CA
SMA51C
SMA51CA
SMA56C
SMA56CA
SMA62C
SMA62CA
SMA68C
SMA68CA
SMA75C
SMA75CA
SMA82C
SMA82CA
SMA91C
SMA91CA
SMA100C
SMA100CA
SMA110C
SMA110CA
SMA120C
SMA120CA
SMA130C
SMA130CA
SMA150C
SMA150CA
SMA160C
SMA160CA
SMA170C
SMA170CA
SMA180C
SMA180CA
SMA200C
SMA200CA
CDK
CEK
CFK
CGK
CHK
CKK
ACLK
CMK
CNK
CPK
CQK
CRK
CSK
CTK
CUK
CVK
CWK
CXK
CYK
CZK
RDK
REK
RFK
RGK
RHK
RKK
RLK
RMK
RNK
RPK
RQK
RRK
RSK
RTK
CDM
CEM
CFM
CGM
CHM
CKM
CLM
CMM
CNM
CPM
CQM
CRM
CSM
CTM
CUM
CVM
CWM
CXM
CYM
CZM
RDM
REM
RFM
RGM
RHM
RKM
RLM
RMM
RNM
RPM
RQM
RRM
RSM
RTM
42.3
44.7
45.9
48.5
50.4
53.2
55.8
58.9
61.2
64.6
67.5
71.3
73.8
77.8
81.9
86.5
90.0
95.5
99.0
105
108
114
117
124
135
143
144
152
153
162
162
171
180
190
51.7
39.4
56.1
43.6
61.6
58.8
68.2
65.1
74.8
71.4
82.5
78.8
90.2
86.0
100
95.5
110
105
121
116
132
126
143
137
165
158
176
168
187
179
198
189
220
210
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
38.1
40.2
41.3
43.6
45.4
47.8
50.2
53.0
55.1
58.1
60.7
64.1
66.4
70.1
73.7
77.8
81.0
85.5
89.2
94.0
97.2
102
105
111
121
128
130
136
138
145
146
154
162
171
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
5.90
6.17
5.44
5.71
4.97
5.19
4.49
4.70
4.08
4.35
3.70
3.88
3.39
3.54
3.05
3.20
2.78
2.92
2.53
2.63
2.31
2.42
2.14
2.23
1.86
1.93
1.74
1.83
1.64
1.71
1.55
1.63
1.39
1.46
67.8
64.8
73.5
70.1
80.5
77.0
89.0
85.0
98.1
92.0
108
103
118
113
131
125
144
137
158
152
173
165
187
179
215
207
230
219
244
234
258
246
287
274
NOT ES: 1. Suffix A denotes 5% tolerance device, no suffix denotes 10% tolerance device.
2. Add suffix C or CA after part number to specify Bi-directional devices.
3. For bidirecti onal de vices having VR of 10 volts and u nder, the IR limit i s doubled.
Device
Uni-
Directional
Device
Bi-
Directional
Device
Marking
Code
(UN I)
(BI)
Min.
Breakdown
Voltage
VBR
Volts
Max.
@IT(maA )
Working
Peak
Reverse
Voltage
V
RWM
(VOITS)
Maxim um Maximum
Reverse
Voltage
Reverse
Reverse
at l
RSM
leakage at
Surge
(Clamping
V
RWM
Current
Voltage)
IR( A)
Maximum
I
RSM
(Amps) V
RSM
(Voits)
SMA6.8
SMA6.8A
SMA7.5
SMA7.5A
SMA8.2
SMA8.2A
SMA9.1
SMA9.1A
SMA10
SMA10A
SMA11
SMA11A
SMA12
SMA12A
SMA13
SMA13A
SMA15
SMA15A
SMA16
SMA16A
SMA18
SMA18A
SMA20
SMA20A
SMA22
SMA22A
SMA24
SMA24A
SMA27
SMA27A
SMA30
SMA30A
SMA33
SMA33A
SMA36
SMA36A
SMA39
SMA39A
SMA43
SMA43A
SMA6.8C
SMA6.8CA
SMA7.5C
SMA7.5CA
SMA8.2C
SMA8.2CA
SMA9.1C
SMA9.1CA
SMA10C
SMA10CA
SMA11C
SMA11CA
SMA12C
SMA12CA
SMA13C
SMA13CA
SMA15C
SMA15CA
SMA16C
SMA16CA
SMA18C
SMA18CA
SMA20C
SMA20CA
SMA22C
SMA22CA
SMA24C
SMA24CA
SMA27C
SMA27CA
SMA30C
SMA30CA
SMA33C
SMA33CA
SMA36C
SMA36CA
SMA39C
SMA39CA
SMA43C
SMA43CA
ADK
AEK
AFK
AGK
AHK
AKK
ALK
AMK
ANK
APK
AQK
ARK
ASK
ATK
AUK
AVK
AWK
AXK
AYK
AZK
BDK
BEK
BFK
BGK
BHK
BKK
BLK
BMK
BNK
BPK
BTK
BRK
BSK
BTK
BUK
BVK
BWK
BXK
BYK
BZK
ADM
AEM
AFM
AGM
AHM
AKM
ALM
AMM
ANM
APM
AQM
ARM
ASM
ATM
AUM
AVM
AWM
AXM
AYM
AZM
BDM
BEM
BFM
BGM
BHM
BKM
BLM
BMM
BNM
BPM
BQM
BRM
BSM
BTM
BUM
BVM
BWM
BXM
BYM
BZM
6.12
6.45
6.75
7.13
7.38
7.79
8.19
8.65
9.00
9.50
9.90
10.5
10.8
11.4
11.7
12.4
13.5
14.3
14.4
15.2
16.2
17.1
18.0
19.0
19.8
20.9
21.6
22.8
24.3
25.7
27.0
28.5
29.7
31.4
32.4
34.2
35.1
37.1
38.7
40.9
7.48
7.13
8.25
7.88
9.02
8.61
10.0
9.55
11.0
10.5
12.1
11.6
13.2
12.6
14.3
13.7
16.3
15.8
17.6
16.8
19.8
18.9
22.0
21.0
24.2
23.1
26.4
25.2
29.7
28.4
33.0
31.5
35.3
34.7
39.6
37.8
42.9
41.0
47.3
45.2
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
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
5.50
5.80
6.05
6.40
6.63
7.02
7.37
7.78
8.10
8.55
8.92
9.40
9.72
10.2
10.5
11.1
12.1
12.8
12.9
13.6
14.5
15.3
16.2
17.1
17.8
18.8
19.4
20.5
21.8
23.1
24.3
25.6
26.8
28.2
29.1
30.3
31.6
33.3
34.8
36.8
1000
1000
500
500
200
200
50.0
50.0
20.0
20.0
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
37.0
38.1
34.2
35.4
32.0
33.1
29.0
29.8
26.7
27.6
24.7
25.6
23.1
23.9
21.0
22.0
18.2
18.7
17.0
17.8
15.1
15.7
13.7
14.4
12.5
13.1
11.5
12.0
10.2
10.7
9.2
9.7
8.4
8.8
7.7
8.0
7.1
7.4
6.5
6.7
10.8
10.5
11.7
11.3
12.5
12.1
13.8
13.4
15.0
14.5
16.2
15.6
17.3
16.7
19.0
18.2
22.0
21.2
23.5
22.5
26.5
25.5
29.1
27.7
31.9
30.6
34.7
33.2
39.1
37.5
43.5
41.4
47.7
45.7
52.0
49.9
56.4
53.9
61.9
59.3
电子工程世界
