ROHM FTZ6.8E Datasheet
Diodes
Zener diode
FTZ6.8E
Applications
!
Noise suppression on single line
Constant voltage control
Features
!
1) Small surface mounting type. (SMD5)
2) Multiple diodes with common anode configuration.
3) High reliability.
Construction
!
Silicon epitaxial planar
External dimensions
!!!!
2.9±0.2
1.9±0.2
0.95
0.95
D 6 F
+
0.3
−
(All leads have the same dimensions.)
ROHM : SMD5
EIAJ : SC-74A
JEDEC : −
(Units : mm)
−0.1
+0.2
1.6
0.1
0.05
2.8±0.2
0.15
+
−
1.1
0.1
0.06
+
−
0.8±0.1
FTZ6.8E
0.2
0.1
0.3∼0.6
0∼0.1
Circuit
!!!!
Absolute maximum ratings
!!!!
Parameter
Power dissipation
Junction temperature
Storage temperature
∗ Total of 4 elements
Electrical characteristics
!!!!
Parameter
Zener voltage
Reverse current
Operating resistance
Rising operating resistance
∗
(Ta=25°C)
Symbol Limits
P
Tj 125 ˚C
Tstg −55∼+125 ˚C
200
Unit
mW
(Ta=25°C)
Symbol Min. Typ. Max. Unit Conditions
Z
V
I
R
Z
ZK
Z
6.47
−
z
−−40 Ω IZ=5mA
−−60 Ω IZ=0.5mA
−
7.14
−
0.5
VµAIZ=5mA
V
R
=3.5V
Diodes
Others
!!!!
Item
Device configuration
Judgment contents
Electrical characteristic curves
!!!!
100m
10m
Charge/discharge capacitance : 200 pF ± 10%
Discharge resistance : 400 Ω ± 10%
5 repetitions
No spark or smoke emitted : ± 25 kV
No element destruction : ± 20 kV
No malfunction : ± 8 kV
−20°C
25°C
70°C
Standard 1
(Ta=25°C)
300
FTZ6.8E
IEC1000-4-2
Charge/discharge capacitance : 150 pF
Discharge resistance : 330 Ω
10 repetitions
No malfunction
Contact : ± 8 kV
Suspended : ± 15 kV
1m
100µ
10µ
ZENER CURRENT : Iz (A)
1µ
100n
2345678
ZENER VOLTAGE : Vz (V)
Fig.1 Zener characteristics
200
100
POWER DISSIPATION : Pd (mW)
0
25 50 75 100 125
AMBIENT TEMPERATURE : Ta (˚C)
Fig.2 Derating curve
2000
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