Diodes MMBZ5221BS - MMBZ5259BS User Manual
Page 3

MMBZ5221BS - MMBZ5259BS
0
0.1
0.2
0.3
0.4
0
150
P
,
P
O
WE
R
DISS
IP
A
T
IO
N (
W
)
D
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Power Derating Curve
A
°
0
10
20
30
40
50
0
1
2
3
4
5
6
7
8
9
1
I,
Z
E
N
E
0
R
C
U
R
R
EN
T
(mA
)
Z
V , ZENER VOLTAGE (V)
Fig. 2 Typical Zener Breakdown Characteristics
Z
T = 25°C
j
C5V6
6V8
8V2
Test Current I
20mA
Z
0
10
20
30
0
I,
Z
E
N
E
R
C
U
R
R
EN
T
(m
A
)
Z
V , ZENER VOLTAGE (V)
Fig. 3 Typical Zener Breakdown Characteristics
Z
10
20
30
40
T = 25°C
j
Test current I
Z
Nominal Zener Breakdown
Voltage
10
12
18
22
27
33
36
15
39
1
10
100
1,000
1
10
100
C
,
T
O
T
AL
C
A
P
A
C
IT
A
N
C
E (
p
F
)
T
V , NOMINAL ZENER VOLTAGE (V)
Fig. 4 Typical Total Capacitance vs. Nominal Zener Voltage
Z
0V BIAS
1
10
100
1,000
1
10
V , ZENER VOLTAGE (V)
Fig. 5 Typical Zener Impedance Characteristics
Z
100
Z
, Z
E
NE
R IM
PE
DANCE(
)
Z
Ω
1
10
100
1
10
100
P
,
P
EAK
S
U
R
G
E
P
O
WE
R
(W
)
PK
PULSE WIDTH (ms)
Fig. 6 Maximum Non-repetitive Surge Power
1,000
MMBZ5221BS - MMBZ5259BS
Document number: DS31039 Rev. 15 - 2
3 of 4
www.diodes.com
June 2008
© Diodes Incorporated
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