1. Device mounted on ceramic PCB: 7.6mm × 9.4mm × 0.87mm with pad areas 25mm²
2. Short duration test pulse used to minimize self-heating effect
Specification Table
Zener Voltage Range
Part Number
BZT52C10+
BZT52C18+
BZT52C33+
BZT52C3V9+
BZT52C4V7+
BZT52C5V1+
Part Number
BZT52C10+
BZT52C18+
BZT52C33+
BZT52C3V9+
BZT52C4V7+
BZT52C5V1+
Marking
Nom(V)
WF
WL
WR
W5
W7
W8
10
18
33
3.9
4.7
5.1
V
z
@ I
zt
Min(V)
9.4
16.8
31
3.7
4.4
4.8
Max(V)
10.6
19.1
35
4.1
5
5.4
Test Current
IZTC
mA
5
5
2
5
5
5
Izt
mA
5
5
2
5
5
5
20
45
80
90
80
60
Maximum Zener Impedance
z
zt
@I
zt
Ω
150
225
325
600
500
480
z
zk
@I
zk
I
zk
mA
1
1
0.5
1
1
1
Maximum
Reverse Current
IR
μA
0.2
0.1
0.1
3
3
2
VR
V
7
12.6
23.1
1
2
2
Typical Temperature
Coefficient @ IztC = mV/°C
Min.
4.5
12.4
27.4
-3.5
-3.5
-2.7
Max.
8
16
33.4
0
0.2
1.2
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Page <1>
13/06/17
V1.1
Zener Diode
Rating and Characteristic Curves
Forward Characteristics
Admissible Power Dissipation
Vs. Ambient Temperature
Dynamic Resistance
Vs. Zener Current
Dynamic Resistance
Vs. Zener Current
Dynamic Resistance
Vs. Zener Current
Thermal Differential Resistance
Vs. Zener Voltage
Dynamic Resistance
Vs. Zener Voltage
Temperature Dependence of
Zener Voltage Vs. Zener Voltage
Change of Zener Voltage
Vs. Junction Temperature
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Page <2>
13/06/17
V1.1
Zener Diode
Temperature Dependence of
Zener Voltage Vs. Zener Voltage
Change of Zener Voltage
Vs. Junction Temperature
Change of Zener Voltage from
Turn-on up to the point of
Thermal Equilibrium Vs. Zener
Voltage
Total capacitance
Vs Nominal Zener Voltage
Breakdown Characteristics
Breakdown Characteristics
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Page <3>
13/06/17
V1.1
Zener Diode
Dimensions:
SOD-123
Symbol
A
A1
A2
b
c
D
Dimensions
Min.
1.02
0
1.05
0.45
0.08
1.5
Max.
1.25
0.1
1.15
0.65
0.15
1.7
Symbol
E
E1
L
L1
θ
Dimensions
Min.
2.6
3.55
0.25
0°
Max.
2.8
3.85
0.45
8°
0.5 REF
Dimensions : Millimetres
Part Number Table
Description
Zener - Single 500mW 10V SOD-123
Zener - Single 500mW 18V SOD-123
Zener - Single 500mW 33V SOD-123
Zener - Single 500mW 3.9V SOD-123
Zener - Single 500mW 4.7V SOD-123
Zener - Single 500mW 5.1V SOD-123
Part Number
BZT52C10+
BZT52C18+
BZT52C33+
BZT52C3V9+
BZT52C4V7+
BZT52C5V1+
Important Notice :
This data sheet and its contents (the “Information”) belong to the members of the Premier Farnell group of companies (the “Group”) or are licensed to it. No licence is granted
for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change
without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any
error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any
assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the
Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence.
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