SMBZ3V3 - SMBZ39
1.5W SURFACE MOUNT ZENER DIODE
Features
·
·
·
·
·
·
1.5W Power Dissipation
High Surge Capability
Ideally Suited for Automatic Assembly
3.3V - 39V Nominal Zener Voltage Range
Standard V
Z
Tolerance is ± 5%
Plastic Material: UL Flammability
Classification Rating 94V-0
B
Dim
A
B
C
D
E
G
H
J
SMB
Min
3.30
4.06
1.91
0.15
5.00
0.10
0.76
2.00
Max
3.94
4.70
2.21
0.31
5.59
0.20
1.52
2.62
A
C
Mechanical Data
·
·
·
·
·
·
Case: SMB, Molded Plastic
Terminals: Solderable per MIL-STD-202,
Method 208
Marking: Marking Code (See Table on Page 2)
Polarity: Cathode Notch or Cathode Band
Weight: 0.1 grams (approx.)
Mounting Position: Any
@T
A
= 25°C unless otherwise specified
Symbol
I
Z
@ 200mA
@ T
L
= 30°C
V
F
P
d
R
qJL
T
j
, T
STG
Value
Pd / V
Z
1.2
1.5
30
-65 to +175
D
J
H
G
E
All Dimensions in mm
Maximum Ratings
Characteristic
Zener Current (see Table page 2)
Forward Voltage
Power Dissipation (Note 1)
Operating and Storage Temperature Range
Unit
mA
V
W
K/W
°C
Typical Thermal Resistance - Junction to Lead (Note 1)
Notes:
1. Valid provided that device terminals are kept at ambient temperature.
2. Tested with I
ZT
current pulses. Pulse width
£
50ms.
DS30103 Rev. C-2
1 of 3
SMBZ3V3 - SMBZ39
Electrical Characteristics
@T
A
= 25°C unless otherwise noted
Test
Current
I
ZT
Max (V)
3.46
3.78
4.09
4.51
4.93
5.35
5.88
6.51
7.14
7.88
8.61
9.56
10.50
12.60
15.75
16.80
18.90
21.00
23.10
25.20
28.35
31.50
34.65
37.80
40.95
mA
100
100
100
100
100
100
100
100
100
100
100
50
50
50
50
25
25
25
25
25
25
25
25
10
10
Maximum Zener
Impedance
Z
ZT
@
I
ZT
W
10
9.0
7.5
6.0
5.0
5.0
2.0
2.0
2.0
2.0
2.0
4.0
4.0
7.0
10
15
15
15
15
15
15
15
15
40
40
Z
ZK
W
500
500
500
500
500
500
250
200
200
450
200
200
200
150
150
150
150
180
180
180
200
250
300
350
450
@
I
ZK
Zener Voltage
Range (Note 2)
Type
Number
Marking
Code
Nom (V)
V
Z
@ I
ZT
Min (V)
3.13
3.42
3.705
4.08
4.46
4.84
5.32
5.89
6.46
7.13
7.79
8.65
9.50
11.40
14.25
15.20
17.10
19.00
20.90
22.80
25.65
28.50
31.35
34.20
37.05
Maximum
Reverse Current
I
R
@ V
R
µA
100
75
25
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
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
V
1.0
1.0
1.0
1.0
1.5
2.0
3.0
4.0
5.0
6.0
6.5
7.0
8.3
9.1
11.4
12.2
13.7
15.2
16.7
18.2
20.5
22.8
25.1
27.4
29.6
I
ZSM
Max
(Note 1)
25°C
A
12.1
11.1
10.2
9.1
8.5
7.8
7.1
6.4
5.9
5.4
4.9
4.4
3.6
3.3
2.7
2.5
2.2
2.0
1.8
1.6
1.4
1.1
1.0
0.9
1.0
125°C
mA
564
517
477
433
395
364
330
300
275
250
220
205
170
155
130
115
105
94
86
78
69
62
56
52
48
mA
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
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
SMBZ3V3
SMBZ3V6
SMBZ3V9
SMBZ4V3
SMBZ4V7
ZGW
ZGZ
ZHA
ZHF
ZHG
ZHK
ZE2
ZE4
ZE5
ZF1
ZF2
ZF4
ZF5
ZH2
ZH5
ZJ1
ZJ3
ZJ5
ZK1
ZK2
ZK4
ZM1
ZM2
ZM3
ZM4
3.3
3.6
3.9
4.3
4.7
5.1
5.60
6.20
6.80
7.50
8.20
9.10
10.00
12.00
15.00
16.00
18.00
20.00
22.00
24.00
27.00
30.00
33.00
36.00
39.00
SMBZ5V1
SMBZ5V6
SMBZ6V2
SMBZ6V8
SMBZ7V5
SMBZ8V2
SMBZ9V1
SMBZ10
SMBZ12
SMBZ15
SMBZ16
SMBZ18
SMBZ20
SMBZ22
SMBZ24
SMBZ27
SMBZ30
SMBZ33
SMBZ36
SMBZ39
Notes:
1. Valid provided that device terminals are kept at ambient temperature.
2. Tested with I
ZT
current pulses. Pulse width
£
50ms.
DS30103 Rev. C-2
2 of 3
SMBZ3V3 - SMBZ39
1.50
1.25
1000
SMBZ5V6
C
j
, JUNCTION CAPACITANCE (pF)
P
pk
PEAK POWER (W)
SMBZ12
1.0
0.75
0.50
100
SMBZ27
10
0.25
0
0
50
100
150
0
175
1
10
100
200
T
L
, LEAD TEMPERATURE C
Fig. 1 Power Dissipation vs Ambient Temperature
20
T
j
= 25 C
V
R
, REVERSE VOLTAGE (V)
Fig. 2 Junction Capacitance vs Reverse Voltage
2000
1000
100
10
1
0.1
0.01
T
j
= 125 C
I
FM
, PEAK FORWARD CURRENT (A)
10
1
0.1
0
0.5
1.0
1.5
2.0
2.5
V
FM
, PEAK FORWARD VOLTAGE (V)
Fig. 3 Peak Forward Current vs Peak Forward Voltage
I
R
, LEAKAGE CURRENT (µA)
0.001
1
10
100
500
V
ZT
, ZENER REGULATION VOLTAGE (V)
Fig. 4 Leakage Current vs Regulation Voltage
1000
R
ZT
, DIFFERENTIAL RESISTANCE ( )
100
I
ZT
= 5.0mA
I
ZT
= 10mA
10
I
ZT
= 20mA
1
I
ZT
= 100mA
0.1
1
10
100
500
V
ZT
, ZENER REGULATION VOLTAGE (V)
Fig. 5 Differential Resistance vs Regulation Voltage
DS30103 Rev. C-2
3 of 3
SMBZ3V3 - SMBZ39
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