ROHM EDZ5.6B, EDZ5.1B, EDZ4.7B, EDZ6.8B, EDZ6.2B Datasheet
Diodes
Zener diode
EDZ Series
Applications
!
Constant voltage control
Features
!
1) Extremely compact, 2-pin mini-mold type for high density mounting (EMD2).
2) Can be mounted automatically,using chip mounter.
3) High reliability.
Construction
!
Silicon epitaxial planar
EDZ Series
External dimensions
!
1.6±0.1
∗ Type No. and date of manufacture stamped on body in digital marking.
ROHM : EMD2
EIAJ : SC-79
JEDEC : SOD-523
1.2±0.05
(Units : mm)
0.8±0.05
CATHODE MARK
0.12±0.050.3±0.05
0.6±0.1
Absolute maximum ratings
!
Parameter
Power dissipation
Junction temperature
Storage temperature
Operating temperature
Markings
!
EDZ4.7B 2
EDZ5.1B 2
EDZ5.6B 2
EDZ6.2B
EDZ6.8B
(Ex.) EDZ4.7B
(Type No.)
Product name
Type No.
9
A
C
E
F
92
(Ta = 25°C)
Symbol Limits Unit
100
Tj
Tstg
Topr
2
2
125
−55 ~ +125
−55 ~ +125
mWP
°C
°C
°C
Diodes
Electrical characteristics
!
Type
EDZ4.7B 4.550 4.750 800 2 1.05 100 5 0.5
EDZ5.1B 4.980 5.200 500 2 1.55 80 5 0.5
EDZ5.6B 5.490 5.730 200 1 2.55 60 5 0.5
EDZ6.2B 6.060 6.330 100 1.0 3.05 60 5 0.5
EDZ6.8B 6.650 6.930 60 0.5 3.55 40 5 0.5
Notes) 1. The Zener voltage (Vz) is measured 40ms after power is supplied.
2. The operating resistances (Z
Electrical characteristic curves
!
100m
10m
(Ta = 25°C)
Zener voltage
V
Z
(
V)
Min. Max. Max.
z
, Zzk) are measured by superimposing a minute alternating current on the regulated current (Iz).
(Ta = 25°C)
200
4.7B 5.1B 5.6B 6.2B 6.8B
Operating resistance
I
Z
(mA)
Rising operating resistance
Z
Z
(Ω
)
I
Z
(mA)
Z
Zk
(Ω)
Max.
)
F
(P
T
I
Z
(mA)
EDZ Series
Reverse current
I
R
(µ
A)
V
Max.
R
(V)
1m
100µ
10µ
ZENER CURRENT : Iz (A)
1µ
100n
1 357
246
ZENER VOLTAGE : Vz (V)
Fig. 1 Zener characteristics
TEMP. COEFFICIENT CHARACTERISTICS (% / °C)
0.12
0.10
0.08
0.06
0.04
0.02
0.00
−0.02
−0.04
−0.06
−0.08
ZENER VOL TAGE : Vz (V)
Iz=5mA
Iz=500µA
Fig. 4 Zener voltage-temp.
coefficient chracteristics
∗ EDZ series : Vz=4.7V∼6.8V
100
50
POWER DISSIPATION : Pd (mW)
0
05025 100 150
AMBIENT TEMPERATURE : Ta (°C)
Fig. 2 Derating curve
3228242012 1684
100
10
CAPACITANCE BETWEEN TERMINALS : C
REVERSE VOLTAGE : VR (V)
Fig. 3 Capacitance between
4.7B
5.1B
5.6B
6.2B
6.8B
1100
terminal characteristics
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