1SMB3EZ4.7-AU SERIES
GLASS PASSIVATED JUNCTION SILICON ZENER DIODES
VOLTAGE
FEATURES
• Built-in strain relief
• Glass passivated junction
• Low inductance
• Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
• High temperature soldering : 260°C /10 seconds at terminals
• Acqire quality system certificate : TS16949
• AEC-Q101 qualified
• Lead free in comply with EU RoHS 2002/95/EC directives
0.096(2.44)
0.083(2.13)
0.083(2.11)
0.075(1.91)
0.185(4.70)
0.160(4.06)
0.155(3.94)
0.130(3.30)
0.012(0.305)
0.006(0.152)
0.050(1.27)
0.030(0.76)
0.220(5.59)
0.200(5.08)
1
2
4.7 to 51 Volts
POWER
3.0 Watts
• Low profile package
MECHANICAL DATA
• Case: JEDEC DO-214AA, Molded plastic over passivated junction
• Terminals: Solder plated, solderable per MIL-STD-750, Method 2026
• Polarity : Color band denotes cathode end
• Standard packing: 12mm tape (E1A-481)
• Weight: 0.0032 ounce, 0.092 gram
Cathode
Anode
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Steady State Power Dissipation at T
L
=75
O
C (Note 1)
Peak Forward Surge Current 8.3ms single half sine-wave
superimposed on rated load (JEDEC method)
Operating Junction and Storage Temperature Range
Symbol
Value
3.0
15
-55 to + 150
Units
W atts
Amps
O
P
D
I
FSM
T
J
,T
STG
C
NOTE :
1. Mounted on infinite heatsink.
January 02,2012-REV.08
PAGE . 1
1SMB3EZ4.7-AU SERIES
C
J
, Junction Capacitance (pF)
P
D
, Power Dissipation (W)
3
10000
2
4.7V
1000
6.2V
1
0
0
25
50
75
100
125
150
5.6V
100
1
10
T
L
, Lead Temperature (°C)
V
R
, Reverse Bias Voltage (V)
Fig.1 Steady-State Power Derating Curve
Fig.2 Typical Junction Capacitance
I
R
, Reverse Current (μA)
100
1000
I
Z
, Zener Current (mA)
4.7V
5.6V
10
6.2V
5.6V
100
6.2V
4.7V
1
10
0.1
T
J
=25°C
0.01
0
1
2
3
4
5
6
7
1
T
J
=25°C
2
3
4
5
6
7
8
0.1
V
R
, Reverse Voltage (V)
V
Z
, Zener Voltage (V)
Fig.3 Typical Leakage Characteristics
Fig.4 Typical Zener Characteristics
θ
VZ
,Temperature Coefficient
10
8
I
Z
,Zener Current (mA)
20V 30V 39V
(mV/°C)@ I
ZT
6
4
2
RANGE
0
3
4
5
6
7
8
9
10
11
12
T
J
=25
o
C
V
Z
, Zener Voltage(V)
Fig.5 Typical Zener Characteristics
V
Z
, Zener Voltage(V)@ I
ZT
Voltage(V)
Fig.6 Units 4.7 To 12 Volts
θ
VZ
,Temperature Coefficient
(mV/°C)@ I
ZT
RANGE
V
Z
, Zener Voltage(V)@ I
ZT
Voltage(V)
Fig.7 Units 10 To 51 Volts
January 02,2012-REV.08
PAGE . 3
1SMB3EZ4.7-AU SERIES
Part No_packing code_Version
1SMB3EZ4.7-AU_R1_000A1
1SMB3EZ4.7-AU_R1_100A1
1SMB3EZ4.7-AU_R2_000A1
1SMB3EZ4.7-AU_R2_100A1
For example :
RB500V-40_R2_00001
Part No.
Serial number
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing Code
XX
Packing type
Tape and Ammunition Box
(T/B)
Tape and Reel
(T/R)
Bulk Packing
(B/P)
Tube Packing
(T/P)
Tape and Reel (Right Oriented)
(TRR)
Tape and Reel (Left Oriented)
(TRL)
FORMING
1
st
Code
A
R
B
T
S
L
F
Packing size code
N/A
7"
13"
26mm
52mm
PANASERT T/B CATHODE UP
(PBCU)
PANASERT T/B CATHODE DOWN
(PBCD)
Version Code
XXXXX
2
nd
Code
HF or RoHS
1
st
Code 2
nd
~5
th
Code
0
1
2
X
Y
U
D
HF
RoHS
0
1
serial number
serial number
January 02,2012-REV.08
PAGE . 5
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