P1SMB2EZ6.8-AU
~ 1SMB2EZ51-AU Series
SILICON ZENER DIODE
Voltage
Features
6.8~51 V
Power
2W
SMB
Glass passivated junction
Low inductance
Typical I
D
less than 1uA above 11V
Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
High temperature soldering: 260 C/10 seconds at
terminals
Lead free in compliance with EU RoHS 2.0
Green molding compound as per IEC 61249 standard
AEC-Q101 qualified
o
Mechanical Data
Case: SMB, plastic
Terminals: Solderable per MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Approx. Weight: 0.0032 ounces, 0.092 grams
o
Maximum Ratings and Thermal Characteristics
(T
A
= 25 C unless otherwise noted)
PARAMETER
Peak Pulse Power Dissipation on T
L
=50 C Derate above
50 C
Peak Forward Surge Current 8.3ms single half sine-wave
superimposed on rated load
Operating Junction and Storage Temperature Range
o
o
SYMBOL
P
D
(1)
LIMIT
UNITS
W
2
I
FSM
T
J
,T
STG
15
-55 to +150
A
o
C
December 21,2017-REV.00
Page 1
P1SMB2EZ6.8-AU
~ 1SMB2EZ51-AU Series
Electrical Characteristics
(T
A
= 25 C unless otherwise noted)
Max.
Reverse
Leakage
Current
I
R
@V
R
uA
5
5
5
4
3
3
1
1
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
o
Nominal Zener Voltage
Part
Number
Nom.
V
1SMB2EZ6.8-AU
1SMB2EZ7.5-AU
1SMB2EZ8.2AU
1SMB2EZ8.7-AU
1SMB2EZ9.1-AU
1SMB2EZ10-AU
1SMB2EZ11-AU
1SMB2EZ12AU
1SMB2EZ13-AU
1SMB2EZ14-AU
1SMB2EZ15-AU
1SMB2EZ16-AU
1SMB2EZ17-AU
1SMB2EZ18-AU
1SMB2EZ19-AU
1SMB2EZ20-AU
1SMB2EZ22-AU
1SMB2EZ24-AU
1SMB2EZ25-AU
1SMB2EZ27-AU
1SMB2EZ28-AU
1SMB2EZ30-AU
1SMB2EZ33-AU
1SMB2EZ36-AU
1SMB2EZ39-AU
1SMB2EZ43-AU
1SMB2EZ47-AU
1SMB2EZ51-AU
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
33
36
39
43
47
51
Nominal Zener Impedance
Z
ZT
@I
ZT
Z
ZK
@I
ZK
Ω
700
700
700
700
700
700
700
700
700
700
700
700
750
750
750
750
750
750
750
750
750
1000
1000
1000
1000
1500
1500
1500
V
Z
@I
ZT
Min.
V
6.46
7.13
7.79
8.27
8.65
9.5
10.45
11.4
12.35
13.3
14.25
15.2
16.15
17.1
18.05
19
20.9
22.8
23.75
25.65
26.6
28.5
31.35
34.2
37.05
40.85
44.65
48.45
Marking
Code
Max.
V
7.14
7.88
8.61
9.14
9.56
10.5
11.55
12.6
13.65
14.7
15.75
16.8
17.85
18.9
19.95
21
23.1
25.2
26.25
28.35
29.4
31.5
34.65
37.8
40.95
45.15
49.35
53.55
mA
73.5
66.5
61
58
55
50
45.5
41.5
38.5
35.7
33.4
31.2
29.4
27.8
26.3
25
22.8
20.8
20
18.5
17
16.6
15.1
13.9
12.8
11.6
10.6
9.8
Ω
2
2
2
2
3
4
4
5
5
6
7
8
9
10
11
11
12
13
14
18
18
20
23
25
30
35
40
48
mA
73.5
66.5
61
58
55
50
45.5
41.5
38.5
35.7
33.4
31.2
29.4
27.8
26.3
25
22.8
20.8
20
18.5
17
16.6
15.1
13.9
12.8
11.6
10.6
9.8
mA
1
0.5
0.5
0.5
0.5
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
V
4
5
6
6.6
7
7.6
8.4
9.1
9.9
10.6
11.4
12.2
13
13.7
14.4
15.2
16.7
18.2
19
20.6
21.3
22.5
25.1
27.4
29.7
32.7
35.8
38.8
2006
2007
2008
20A8
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2022
2024
2025
2027
2028
2030
2033
2036
2039
2043
2047
2051
December 21,2017-REV.00
Page 2
P1SMB2EZ6.8-AU
~ 1SMB2EZ51-AU Series
NOTES:
1.
2.
Mounted on 5mm (0.013mm thick) land areas.
Measured on 8.3ms, and single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute
maximum
2
December 21,2017-REV.00
Page 3
P1SMB2EZ6.8-AU
~ 1SMB2EZ51-AU Series
TYPICAL CHARACTERISTIC CURVES
110
100
90
80
70
60
50
40
30
20
10
0
0
50
100
150
200
10,000
C
J
- Junction Capacitance(pF)
P
D
- Power Dissipcation(%)
V
R
= 0V
1,000
100
10
1
10
100
T
A
- Ambient Temperature(
o
C)
Fig.1 Power Derating Curve
V
Z
- Zener Breakdown(V)
Fig.2 Typical Junction Capacitance
80
I
Z
- Zener Current (mA)
60
50
40
30
20
10
0
1 2 3 4 5 6 7 8 9 1011121314151617181920
8.2V
14V
I
Z
- Zener Current (mA)
70
11
10
9
8
7
6
5
4
3
2
1
0
35
40
45
50
55
60
65
70
75
80
V
Z
- Zener Breakdown(V)
Fig.3 Typical Zener Breakdown
V
Z
- Zener Breakdown(V)
Fig.4 Typical Junction Capacitance
December 21,2017-REV.00
Page 4
P1SMB2EZ6.8-AU
~ 1SMB2EZ51-AU Series
Part No Packing Code Version
Part No Packing Code
1SMB2EZxx-AU_R2_000A1
Package Type
SMB
Packing Type
3K pcs / 13” reel
Marking
See Table
Version
Halogen free
Packaging Information & Mounting Pad Layout
SMB Dimension
SMB Pad Layout
Unit: inch(mm)
Unit: inch(mm)
December 21,2017-REV.00
Page 5
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