UDZS ROHM Co. Ltd., UDZS Datasheet - Page 2

• Manufacturer Part Number: UDZS
• Description: Zener Diode
• Manufacturer: ROHM Co. Ltd.

Diodes
    Electrical characteristics (Ta = 25°C)
    Electrical characteristic curves (Ta = 25°C)
Notes) 1. The Zener voltage (V
UDZS 5.1B
UDZS 5.6B
UDZS 6.2B
UDZS 6.8B
UDZS 7.5B
UDZS 8.2B
UDZS 9.1B
UDZS 10B
100m
100µ
100n
10m
10µ
10n
1m
Fig.1 Zener voltage characteristics
1µ
0
2. The operating resistances (Z
Type
ZENER VOLTAGE : V
5
z
) is measured 40ms after power is supplied.
10
Z
4.980
5.490
6.060
6.650
7.280
8.020
8.850
9.770
(V)
Min.
z
, Z
zk
) are measured by superimposing a minute alternating current on the regulated current (I
Zener voltage
15
V
Z
10.210
5.200
5.730
6.330
6.930
7.600
8.360
9.230
(V)
Max.
300
200
100
0
0
AMBIENT TEMPERATURE : Ta (°C)
25
Fig.2 Derating curve
(mA)
I
5
5
5
5
5
5
5
5
Z
50
Operating resistance
Max.
80
60
60
40
30
30
30
30
100
Z
Z
(Ω)
(mA)
I
5
5
5
5
5
5
5
5
Z
150
Rising operating resistance
Max.
500
200
100
60
60
60
60
60
−0.02
−0.04
−0.06
−0.08
Z
0.10
0.08
0.06
0.04
0.02
0.00
Zk
(Ω)
Fig.3 Zener voltage-temp.
2
∗UDZS series : V
(mA)
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
I
Z
coefficient characteristics
ZENER VOLTAGE : Vz (V)
10
UDZS Series
Iz=5mA
z
).
Reverse current
Max.
0.5
0.5
0.5
0.5
0.1
2
1
1
Z
20
= 5.1V~10V
I
R
(µA)
Iz=500µA
(V)
1.5
2.5
3.0
3.5
4.0
5.0
6.0
7.0
V
30
R