SMBJ5333B thru SMBJ5363B
Transient Voltage Suppressor
Breakdown Voltage 3.3 to 30 Volts
Features
CASE: SMB (DO214AA)
Extensive Voltages selection from 3.3 to 30V
Silicon 5.0 Watt Zener Diodes
Withstands surge stresses
Ideal for high-density and low-profile mounting
Regulates voltage over a broad operating current
and temperature range
High specified maximum current (I
ZM
) when
adequately heat sinking
Minimal changes of voltage versus current as
specified by voltage regulation(△V
Z
)
Application
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
@
Symbol
P
M(AV)
V
F
R
θJL
R
θJA
T
J,
T
STG
Conditions
印
打
Use in sensitive electronics protection against
voltage transients induced by inductive load
switching and lighting on IC
S
, MOSFE, signal lines of
sensor units for consumer, computer, industrial,
automotive and telecommunication
Mechanical Data
Case:
Void-free transfer molded thermosetting epoxy
body meeting UL94V-O
Terminals:
Tin-Lead or ROHS Compliant annealed
matte-Tin plating readily solderable per MIL-STD-750,
Method 2026
Marking:
Body marked with part number
Polarity:
Cathode indicated by band
Weight:
0.093g（Approximately）
25 C unless otherwise specified
O
效
无
Value
5.0
1.38
1.2
25
90
-65 to +150
Unit
W
W
V
℃/W
℃/W
℃
Steady state power at T
L
≤ 25℃ 0.375”(10mm) from body
Steady state power at T
A
=25℃ when mounted on FR4 PC described for
thermal resistance (also see Fig.1)
Maximum instantaneous forward voltage at 1.0A
Thermal resistance junction to lead
Thermal resistance junction to ambient
Operating and Storage Temperature
Document Number: SMBJ5333B thru SMBJ5363B
Feb.29, 2012
www.smsemi.com
1
SMBJ5333B thru SMBJ5363B
Electrical Characteristics @ 25° (Unless Otherwise Noted)
C
Maximum
Dynamic
Impedance
(A&B
Suffix)
Z
ZT
(Ohms)
3.0
2.5
2.0
2.0
2.0
1.5
1.0
1.0
1.0
1.0
1.5
1.5
2.0
2.0
2.0
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
3.0
3.0
3.5
3.5
4.0
5.0
6.0
8.0
Maximum
Knee
Impedance
Z
Zk
@
1.0mA
(A,B,C,D
Suffix)
Z
ZK
(Ohms)
400
500
500
500
450
400
400
300
200
200
200
200
200
150
125
125
125
100
75
75
75
75
75
75
75
75
100
110
120
130
140
Test
Voltage
(Non-
Suffix
&A
Suffix)
V
R
(V)
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.0
3.0
4.9
5.4
5.9
6.25
6.6
7.2
8.0
8.6
9.4
10.1
10.8
11.5
12.2
13.0
13.7
14.4
15.8
17.3
18.0
19.4
20.1
21.6
Maximum
Regulator
Current
(B,C,D
Suffix)
I
ZM
(mA)
1440
1320
1220
1100
1010
930
865
790
765
700
630
580
545
520
475
430
395
365
340
315
295
280
264
250
237
216
198
190
176
170
158
Maximum
Voltage
Regulation
(△ V
Z
)
(A,B,C,D
Suffix)
△
V
Z
(V)
0.85
0.80
0.54
0.49
0.44
0.39
0.25
0.19
0.10
0.15
0.15
0.20
0.20
0.22
0.22
0.25
0.25
0.25
0.25
0.25
0.30
0.35
0.40
0.40
0.40
0.45
0.55
0.55
0.60
0.60
0.60
Maximum
Reverse
Current
I
R
@ V
R
I
R
(µA)
300
150
50
10
5.0
1.0
1.0
1.0
1.0
10
10
10
10
7.5
5.0
5.0
2.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
Test
Voltage
(B,C,D
Suffix)
V
R
(V)
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.0
3.0
5.2
5.7
6.2
6.6
6.9
7.6
8.4
9.1
9.9
10.6
11.5
12.2
12.9
13.7
14.4
15.2
16.7
18.2
19.0
20.6
21.2
22.8
Maximum
Surge
Current
(I
ZSM
)
I
ZSM
(A)
20.0
18.7
17.6
16.4
15.3
14.4
13.4
12.7
12.4
11.5
10.7
10.0
9.5
9.2
8.6
8.0
7.5
7.0
6.7
6.3
6.0
5.8
5.5
5.3
5.1
4.7
4.4
4.3
4.1
3.9
3.7
Type
Number
Regulator
Voltage
V
Z
@ I
ZT
Test
Current
SMBJ5333B
SMBJ5334B
SMBJ5335B
SMBJ5336B
SMBJ5337B
SMBJ5338B
SMBJ5339B
SMBJ5340B
SMBJ5341B
SMBJ5342B
SMBJ5343B
SMBJ5344B
SMBJ5345B
SMBJ5346B
SMBJ5347B
SMBJ5348B
SMBJ5349B
SMBJ5350B
SMBJ5351B
SMBJ5352B
SMBJ5353B
SMBJ5354B
SMBJ5355B
SMBJ5356B
SMBJ5357B
SMBJ5358B
SMBJ5359B
SMBJ5360B
SMBJ5361B
SMBJ5362B
SMBJ5363B
Note:
1. Devices listed above with B suffix have
±5%
tolerance, A suffix designates
±10%
tolerance, C suffix designates
±2%
tolerance, and D suffix designates
±1%
tolerance. No suffix designates
±20%.
2. Zener voltage (V
Z
) is measured at TL=25° (+8,-2° Voltage measurement to be performed at 40±10 milliseconds after
C
C).
application of dc current.
3. The zener impedance is derived from 1 kH
Z
ac voltage resulting from an ac current modulation having an rms value equal to
10% of the dc zener current (I
ZT
or I
ZK
) superimposed on I
ZT
or I
ZK
.
4. The maximum current (I
ZM
) shown is for a
±5%
tolerance devices. The I
ZM
for other tolerances can be calculated using the
formula: I
ZM
=P/V
ZM
where V
ZM
is the V
Z
at the high end of the voltage tolerance specified and P is the rated power for the
method of mounting.
5. The surge current (I
ZSM
) is specified as the maximum peak of a non-recurrent half-sine wave of 8.3ms duration.
6. Voltage regulation (△
VZ
) is the difference between the voltage measured at 10% and 50% of I
ZM
.
印
打
2
V
Z
(V)
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.0
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
14
15
16
17
18
19
20
22
24
25
27
28
30
I
ZT
(mA)
380
350
320
290
260
240
220
200
200
175
175
150
150
150
125
125
100
100
100
75
75
70
65
65
65
50
50
50
50
50
40
效
无
www.smsemi.com
Document Number: SMBJ5333B thru SMBJ5363B
Feb.29, 2012
SMBJ5333B thru SMBJ5363B
Characteristic Curve
5.0
P
d
, Maximum Power Dissipation (W)
C
J
– Junction Capacitance (pF)
10
4
1N5335B
1N5338B
4.0
10
3
1N5342B
1N5344B
3.0
T
L
2.0
10
2
1.0
T
A
0
0
50
100
150
Lead or Ambient Temperature (℃)
200
10
Fig.1 Power Derating Curve
10
C
J
– Junction Capacitance (pF)
4
10
3
1N5350B
1N5357B
10
10
0.1
印
打
2
效
无
0.1
1.0
10
VR – Reverse Voltage (V)
100
Fig.2 Capacitance vs. Voltage for
Representative Types
0.1
1.0
10
VR – Reverse Voltage (V)
100
Fig.3 Capacitance vs. Voltage for
Representative Types
Document Number: SMBJ5333B thru SMBJ5363B
Feb.29, 2012
www.smsemi.com
3
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