BZX55B Vishay, BZX55B Datasheet - Page 3

• Manufacturer Part Number: BZX55B
• Description: Silicon Epitaxial Planar Z-diodes
• Manufacturer: Vishay

Characteristics (T
Rev. 3, 01-Apr-99
Document Number 85604
95 9611
95 9602
95 9598
Figure 1. Thermal Resistance vs. Lead Length
Figure 3. Typical Change of Working Voltage
1000
500
400
300
200
100
600
500
400
300
200
100
100
under Operating Conditions at T
10
0
0
1
Figure 2. Total Power Dissipation vs.
0
0
0
T
j
= 25 C
T
40
amb
Ambient Temperature
5
5
– Ambient Temperature ( C )
l – Lead Length ( mm )
V
Z
80
10
– Z-Voltage ( V )
10
T
j
l
I
L
Z
= 25 _ C unless otherwise specified)
=constant
=5mA
120
15
l
15
amb
160
20
=25 ° C
200
20
25
Figure 5. Temperature Coefficient of Vz vs. Z–Voltage
95 9599
95 9600
95 9601
Figure 4. Typical Change of Working Voltage vs.
200
150
100
Figure 6. Diode Capacitance vs. Z–Voltage
1.3
1.2
1.1
1.0
0.9
0.8
15
10
–5
50
5
0
0
–60
0
0
V
Ztn
=V
10
0
T
Junction Temperature
5
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j
Zt
– Junction Temperature ( C )
/V
V
V
Z
(25 C)
Z
Z
60
20
10
– Z-Voltage ( V )
– Z-Voltage ( V )
Vishay Telefunken
TK
VZ
I
Z
=10 10
=5mA
120
30
15
BZX55B...
–4
/K
T
V
j
= 25 C
R
40
20
180
= 2V
8 10
6 10
4 10
2 10
–2 10
–4 10
0
–4
–4
–4
–4
–4
–4
/K
/K
/K
/K
240
/K
/K
50
25
3 (6)