BZX784B5V1 thru BZX784B20
Surface Mount Zener Diodes
Vz Range: 5.1 to 20V Power Dissipation: 100mW
Typical Electrical Characteristic Curves
Zener Characteristics(V 5.1V to 20 V)
Z
100
T
a
=25°C
Pulsed
Temperature Coefficients
20
TYPICAL T VALUES FOR
a
BZX784Bxxx SERIES
15
P =100mW
D
10
V @I
Z ZT
10
1
0.5
4 6 8 10 12 14 16 18 20 22
V , ZENER VOLTAGE (V)
Z
Typical Leakage Current
0.1
Pulsed
0.01
Ta=100°C
1E-3
Ta=25°C
1E-4
4
1000
6 8 10 12 14 16 18 20
V , NOMINAL ZENER VOLTAGE (V)
Z
Effect of Zener Voltage on Zener Impedance
22
Ta=25°C
I =0.1I
Z(AC)
Z(DC)
f=1kHz
100
10 I =5mA
Z
I =1mA
Z
1
4 6 8 10 12 14 16 18 20 22
V , NOMINAL ZENER VOLTAGE (V)
Z
5
0
4 6 8 10 12 14 16 18 20 22
V , NOMINAL ZENER VOLTAGE (V)
Z
Typical Capacitance
1000
Ta=25°C
f=1MHz
100 0V BIAS
1V BIAS
10
BIAS AT
50% OF V NOM
Z
1
4 6 8 10 12 14 16 18 20 22
V , NOMINAL ZENER VOLTAGE (V)
Z
Power Derating Curve
125
100
75
50
25
0
0 25 50 75 100 125 150
AMBIENT TEMPERATURE
T
a
(°C)
2/3
