JIEJIE MICROELECTRONICS CO. , Ltd
TEL：+86-513-83639777 - 1 / 6- http://www.jjwdz.com
Zener Diodes with Surge Current Specification：BZT52C Series Rev.2.6
FEATURE
Silicon power zener diodes.
Low zener impedance.
350mW rating on FR-4 or FR-5 board.
Voltage range includes breakdown voltages from 2.4V to 43V
with ±5% for BZT52C series.
Low profile surface-mount package.
Zener and surge current specification.
For use in stabilizing and clamping circuits with high power rating.
ABSOLUTEMAXIMUMRATINGSANDTHERMALCHARACTERISTICS
Parameter Symbol Max Value Unit
Total power dissipation @ T
L
=75℃ P
D
350 mW
Thermal resistance junction to ambient
(Note1)
R
θJA
330 ℃/W
Junction temperature T
j
150 ℃
Storage temperature range T
S
-55 to +125 ℃
Note1:Device mounted on FR-4 PCB with minimum recommended pad layout
ELECTRICALCHARACTERISTICS(T
A
=25℃)
Symbol Parameter
V
Z
Reverse zener voltage at I
zt
I
zt
Reverse current
I
R
Reverse leakage current at V
R
V
R
Reverse voltage
I
F
Forward current
V
F
Forward voltage at I
F
SOD-123
Symbol
Zener voltage regulator
0.35W BZT52C Series�� JieJie Microelectronics CO. , Ltd
TEL：+86-513-83639777 - 2 / 6- http://www.jjwdz.com
MARKING
WX: Device Marking Code
WX
BZT52CELECTRICALCHARACTERISTICS (T
A
=25℃ unless otherwise noted)
Maximum V
F
=0.9V at I
F
=10mA
Type
number
Zener voltage range at I
zt
Maximum zener
impedance
Maximum
reverse
leakage
current
Typical
temperature
coefficient
@I
ZTC
Test
current
I
ZTC
Marking
Nom
(V)
Min
(V)
Max
(V)
I
zt
(mA)
Z
zt
(Ω)
Z
zk
(Ω)
I
zk
(mA)
I
R
(μA)
V
R
(V)
Min
(mV/°C)
Max
(mV/°C)
mA
BZT52C2V4 2.4 2.2 2.6 5.0 100 600 1.0 50 1.0 -3.5 0 5 WX
BZT52C2V7 2.7 2.5 2.9 5.0 100 600 1.0 20 1.0 -3.5 0 5 W1
BZT52C3V0 3.0 2.8 3.2 5.0 95 600 1.0 10 1.0 -3.5 0 5 W2
BZT52C3V3 3.3 3.1 3.5 5.0 95 600 1.0 5 1.0 -3.5 0 5 W3
BZT52C3V6 3.6 3.4 3.8 5.0 90 600 1.0 5 1.0 -3.5 0 5 W4
BZT52C3V9 3.9 3.7 4.1 5.0 90 600 1.0 3 1.0 -3.5 0 5 W5
BZT52C4V3 4.3 4.0 4.6 5.0 90 600 1.0 3 1.0 -3.5 0 5 W6
BZT52C4V7 4.7 4.4 5.0 5.0 80 500 1.0 3 2.0 -3.5 0.2 5 W7
BZT52C5V1 5.1 4.8 5.4 5.0 60 480 1.0 2 2.0 -2.7 1.2 5 W8
BZT52C5V6 5.6 5.2 6.0 5.0 40 400 1.0 1 2.0 -2.0 2.5 5 W9
BZT52C6V2 6.2 5.8 6.6 5.0 10 150 1.0 3 4.0 0.4 3.7 5 WA
BZT52C6V8 6.8 6.4 7.2 5 15 80 1.0 2 4.0 1.2 4.5 5 WB
BZT52C7V5 7.5 7.0 7.9 5 15 80 1.0 1 5.0 2.5 5.3 5 WC
BZT52C8V2 8.2 7.7 8.7 5 15 80 1.0 0.7 5.0 3.2 6.2 5 WD
BZT52C9V1 9.1 8.5 9.6 5 15 100 1.0 0.5 6.0 3.8 7.0 5 WE
BZT52C10 10 9.4 10.6 5 20 150 1.0 0.2 7.0 4.5 8.0 5 WF
BZT52C11 11 10.4 11.6 5 20 150 1.0 0.1 8.0 5.4 9.0 5 WG
BZT52C12 12 11.4 12.7 5 25 150 1.0 0.1 8.0 6.0 10.0 5 WH
BZT52C13 13 12.4 14.1 5 30 170 1.0 0.1 8.0 7.0 11.0 5 WI
BZT52C15 15 13.8 15.6 5 30 200 1.0 0.1 10.5 9.2 13.0 5 WJ
BZT52C16 16 15.3 17.1 5 40 200 1.0 0.1 11.2 10.4 14.0 5 WK
BZT52C18 18 16.8 19.1 5 45 225 1.0 0.1 12.6 12.4 16.0 5 WL
BZT52C20 20 18.8 21.2 5 55 225 1.0 0.1 14.0 14.4 18.0 5 WM
BZT52C22 22 20.8 23.3 5 55 250 1.0 0.1 15.4 16.4 20.0 5 WN