Document
Features
BZX784B5V1 thru BZX784B20
Surface Mount Zener Diodes Vz Range: 5.1 to 20V Power Dissipation: 100mW
■ Planar die construction
■ 100mW power dissipation
Absolute Maximum Ratings
(TA=25°C unless otherwise noted)
Characteristic Forward Voltage @IF=10mA Power Dissipation Thermal Resistance from Junction to Ambient JunctionTemperature Storage Temperature
Schematic Diagram
Package: SOD-723
Symbol VF PD
RθJA TJ
TSTG
Value 0.9 100 1250 150
-55 to +150
Unit V
mW °C/W
°C °C
Electrical Characteristics (TA=25°C unless otherwise noted)
Type Number
Type Code
Zener Voltage Range (Note 1)
Maximum Zener Impedance (Note 2)
VZ@IZT
IZT
BZX784B5V1 X2
Nom(V) 5.1
Min(V) 5.00
Max(V) 5.20
BZX784B5V6 X3
5.6
5.49 5.71
BZX784B6V2 X4
6.2
6.08 6.32
BZX784B6V8 X5
6.8
6.66 6.94
BZX784B7V5 X6
7.5
7.35 7.65
BZX784B8V2 X7
8.2
8.04 8.36
BZX784B9V1 X8
9.1
8.92 9.28
BZX784B10 X9
10
9.80 10.20
BZX784B11 W1
11
10.78
11.22
BZX784B12 W2
12
11.76
12.24
BZX784B13 W3
13
12.74
13.26
BZX784B15 W4
15
14.70
15.30
BZX784B16 W5
16
15.68
16.32
BZX784B18 W6
18
17.64
18.36
BZX784B20 W7
20
19.60
20.40
Notes: 1. Tested with pulses, period=5ms,pulse width =300μs. 2. f=1kHz.
mA 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
1/3
ZZT@IZT
ZZK@IZK
Ω 60 480 40 400 10 150 15 80 15 80 15 80 15 100 20 150 20 150 25 150 30 170 30 200 40 200 45 225 55 225
IZK
mA 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
Maximum Reverse Current
IR VR
Typical Temperature
Coefficent @IZT=5 mA
mV/°C
uA V Min Max 2 2.0 -2.7 1.2 1 2.0 -2.0 2.5 3 4.0 0.4 3.7 2 4.0 1.2 4.5 1 5.0 2.5 5.3 0.7 5.0 3.2 6.2 0.5 6.0 3.8 7.0 0.2 7.0 4.5 8.0 0.1 8.0 5.4 9.0 0.1 8.0 6.0 10.0 0.1 8.0 7.0 11.0 0.1 10.5 9.2 13.0 0.1 11.2 10.4 14.0 0.1 12.6 12.4 16.0 0.1 14.0 14.4 18.0
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
I , ZENER CURRENT (mA)
Z
5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20
θ , TEMPERATURE COEFFICIENT (mV/℃) VZ
I , LEAKAGE CURRENT (uA)
R
C, CAPACITANCE (pF)
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)
Z , DYNAMIC IMPEDANCE(Ω) ZT
POWER DISSIPATION P (mW) D
2/3
BZX784B5V1 thru BZX784B20
Surface Mount Zener Diodes Vz Range: 5.1 to 20V Power Dissipation: 100mW
Package Outline Dimensions
SOD-723
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0.035
0.043
0.051
0.059
0.008 REF
0.001
0.003
7° REF
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