Rohm EDZ Zener diode Datasheet

EDZ Series
Diodes
Zener diode
EDZ Series
!External dimensions (Units : mm)
!Applications
Constant voltage control
!Features
1) Extremely compact, 2-pin mini-mold type for highdensity mounting (EMD2).
2) Can be mounted automatically,using chip mounter.
3) High reliability.
1.2±0.05
1.6±0.1
CATHODE MARK
0.3±0.05
0.8±0.05
!Construction
Silicon epitaxial planar
!Absolute maximum ratings (Ta = 25°C)
Symbol
Limits
Unit
Power dissipation
P
100
mW
Junction temperature
Tj
125
°C
Storage temperature
Tstg
−55 ~ +125
°C
Operating temperature
Topr
−55 ~ +125
°C
!Markings (Type No.)
Product name
Type No.
EDZ4.7B
9
2
EDZ5.1B
A
2
EDZ5.6B
C
2
EDZ6.2B
E
2
EDZ6.8B
F
2
(Ex.) EDZ4.7B
9
2
0.6±0.1
∗ Type No. and date of manufacture stamped on body in digital marking.
ROHM : EMD2
EIAJ : SC-79
JEDEC : SOD-523
Parameter
0.12±0.05
EDZ Series
Diodes
!Electrical characteristics (Ta = 25°C)
Zener voltage
Operating resistance Rising operating resistance
VZ (V)
Type
ZZ (Ω)
Reverse current
ZZk (Ω)
IR (µA)
Min.
Max.
IZ
(mA)
Max.
IZ
(mA)
Max.
IZ
(mA)
Max.
VR
(V)
EDZ4.7B
4.550
4.750
5
100
5
800
0.5
2
1.0
EDZ5.1B
4.980
5.200
5
80
5
500
0.5
2
1.5
EDZ5.6B
5.490
5.730
5
60
5
200
0.5
1
2.5
EDZ6.2B
6.060
6.330
5
60
5
100
0.5
1.0
3.0
EDZ6.8B
6.650
6.930
5
40
5
60
0.5
0.5
3.5
Notes) 1. The Zener voltage (Vz) is measured 40ms after power is supplied.
2. The operating resistances (Zz, Zzk) are measured by superimposing a minute alternating current on the regulated current (Iz).
100m
200
6.2B
6.8B
POWER DISSIPATION : Pd (mW)
ZENER CURRENT : Iz (A)
4.7B 5.1B 5.6B
10m
1m
100µ
10µ
1µ
100
50
100n
TEMP. COEFFICIENT CHARACTERISTICS (% / °C)
1
2
3
4
5
6
0
0
7
50
100
AMBIENT TEMPERATURE : Ta (°C)
Fig. 1 Zener characteristics
Fig. 2 Derating curve
0.12
Iz=5mA
0.10
0.08
Iz=500µA
0.06
0.04
0.02
0.00
−0.02
25
ZENER VOLTAGE : Vz (V)
4
8
12
16
20
24
28
32
−0.04
−0.06
−0.08
ZENER VOLTAGE : Vz (V)
Fig. 4 Zener voltage-temp.
coefficient chracteristics
∗ EDZ series : Vz=4.7V∼6.8V
150
CAPACITANCE BETWEEN TERMINALS : CT (PF)
!Electrical characteristic curves (Ta = 25°C)
100
4.7B
5.1B
5.6B
6.2B
6.8B
10
0
1
10
REVERSE VOLTAGE : VR (V)
Fig. 3 Capacitance between
terminal characteristics
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