0.4
1000
f = 1MHz
P
D
, POWER DISSIPATION (W)
0.3
C
T
, TOTAL CAPACITANCE (pF)
0V BIAS
100
0.2
10
0.1
1
0
0
25
50
75
100
125
150
1
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 2 Typical Capacitance
100
T
A
, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Dissipation vs Ambient Temperature
1000
100
I
Z
= 1.0mA
100
P
PK
, PEAK SURGE POWER (W)
10
10
1
1
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 3 Zener Impedance vs. Zener Voltage
100
1
1
10
100
1000
PULSE WIDTH (ms)
Fig. 4 Maximum Non-repetitive Surge Power
50
T
j
= 25°C
30
5V6
6V8
T
j
= 25°C
10
12
40
I
Z
, ZENER CURRENT (mA)
8V2
I
Z
, ZENER CURRENT (mA)
20
Test current I
Z
15
Nominal Zener Voltage
30
18
20
10
22
27
33
36
39
10
Test Current I
Z
20mA
0
0
1
3
4
5
6
8
9
7
V
Z
, ZENER VOLTAGE (V)
Fig. 5 Zener Breakdown Characteristics
2
10
0
0
10
20
30
V
Z
, ZENER VOLTAGE (V)
Fig. 6 Zener Breakdown Characteristics
40
DS31038 Rev. 10 - 2
3 of 4
www.diodes.com
MMSZ5221BS - MMSZ5259BS
DIODES [ DIODES INCORPORATED ]
