DS18004 Rev. 21 - 2
1 of 3
BZT52C2V0 - BZT52C39
www.diodes.com
Planar Die Construction
500mW Power Dissipation on Ceramic PCB
General Purpose, Medium Current
Ideally Suited for Automated Assembly
Processes
Available in Lead Free Version
Features
Maximum Ratings
@ T
A
= 25
C unless otherwise specified
Characteristic
Symbol
Value
Unit
Forward Voltage (Note 2)
@ I
F
= 10mA
V
F
0.9
V
Power Dissipation (Note 1)
P
d
500
mW
Thermal Resistance, Junction to Ambient Air (Note 1)
R
qJA
305
C/W
Operating and Storage Temperature Range
T
j,
T
STG
-65 to +150
C
Notes:
1. Device mounted on ceramic PCB; 7.6mm x 9.4mm x 0.87mm with pad areas 25mm
2
.
2. Short duration test pulse used to minimize self-heating effect.
Mechanical Data
BZT52C2V0 - BZT52C39
SURFACE MOUNT ZENER DIODE
A
B
C
D
E
G
H
J
SOD-123
Dim
Min
Max
A
3.55
3.85
B
2.55
2.85
C
1.40
1.70
D
--
1.35
E
0.55 Typical
G
0.25
--
H
0.11 Typical
J
--
0.10
a
0
8
All Dimensions in mm
Case: SOD-123, Plastic
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020A
Terminals: Solderable per MIL-STD-202,
Method 208
Also Available in Lead Free Plating
(Matte Tin Finish). Please See
Ordering Information, Note 5, on Page 2
Polarity: Cathode Band
Marking: See Below
Weight: 0.01 grams (approx.)
Ordering Information: See Page 2
Marking Information
XX
YM
XX = Product Type Marking Code (See Page 2)
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
Date Code Key
Month
Jan
Feb
March
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Code
1
2
3
4
5
6
7
8
9
O
N
D
Year
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
Code
J
K
L
M
N
P
R
S
T
U
V
W
SPICE MODELS: BZT52C2V0 BZT52C2V4 BZT52C2V7 BZT52C3V0 BZT52C3V3 BZT52C3V6 BZT52C3V9 BZT52C4V3 BZT52C4V7 BZT52C5V1
BZT52C5V6 BZT52C6V2 BZT52C6V8 BZT52C7V5 BZT52C8V2 BZT52C9V1 BZT52C10 BZT52C11 BZT52C12 BZT52C13 BZT52C15 BZT52C16
BZT52C18 BZT52C20 BZT52C22 BZT52C24 BZT52C27 BZT52C30 BZT52C33 BZT52C36 BZT52C39
DS18004 Rev. 21 - 2
2 of 3
BZT52C2V0 - BZT52C39
www.diodes.com
Type
Number
(Note 5)
Marking
Codes
Zener Voltage Range
(Note 2)
Maximum Zener
Impedance (Note 3)
Maximum
Reverse
Current
(Note 2)
Typical
Temperature
Coefficient
@ I
ZTC
mV/
C
Test
Current
I
ZTC
V
z
@I
ZT
I
ZT
Z
ZT @
I
ZT
Z
ZK
@ I
ZK
I
ZK
I
R
@ V
R
Nom (V)
Min (V) Max (V)
mA
W
mA
uA
V
Min
Max
mA
BZT52C2V0
WY, WY
2.0
1.91
2.09
5
100
600
1.0
150
1.0
-3.5
0
5
BZT52C2V4
WX, WX
2.4
2.2
2.6
5
100
600
1.0
50
1.0
-3.5
0
5
BZT52C2V7
W1, W1
2.7
2.5
2.9
5
100
600
1.0
20
1.0
-3.5
0
5
BZT52C3V0
W2, W2
3.0
2.8
3.2
5
95
600
1.0
10
1.0
-3.5
0
5
BZT52C3V3
W3, W3
3.3
3.1
3.5
5
95
600
1.0
5.0
1.0
-3.5
0
5
BZT52C3V6
W4, W4
3.6
3.4
3.8
5
90
600
1.0
5.0
1.0
-3.5
0
5
BZT52C3V9
W5, W5
3.9
3.7
4.1
5
90
600
1.0
3.0
1.0
-3.5
0
5
BZT52C4V3
W6, W6
4.3
4.0
4.6
5
90
600
1.0
3.0
1.0
-3.5
0
5
BZT52C4V7
W7, W7
4.7
4.4
5.0
5
80
500
1.0
3.0
2.0
-3.5
0.2
5
BZT52C5V1
W8, W8
5.1
4.8
5.4
5
60
480
1.0
2.0
2.0
-2.7
1.2
5
BZT52C5V6
W9, W9
5.6
5.2
6.0
5
40
400
1.0
1.0
2.0
-2
2.5
5
BZT52C6V2
WA, WA
6.2
5.8
6.6
5
10
150
1.0
3.0
4.0
0.4
3.7
5
BZT52C6V8
WB, WB
6.8
6.4
7.2
5
15
80
1.0
2.0
4.0
1.2
4.5
5
BZT52C7V5
WC, WC
7.5
7.0
7.9
5
15
80
1.0
1.0
5.0
2.5
5.3
5
BZT52C8V2
WD, WD
8.2
7.7
8.7
5
15
80
1.0
0.7
5.0
3.2
6.2
5
BZT52C9V1
WE, WE
9.1
8.5
9.6
5
15
100
1.0
0.5
6.0
3.8
7.0
5
BZT52C10
WF, WF
10
9.4
10.6
5
20
150
1.0
0.2
7.0
4.5
8.0
5
BZT52C11
WG, WG
11
10.4
11.6
5
20
150
1.0
0.1
8.0
5.4
9.0
5
BZT52C12
WH, WH
12
11.4
12.7
5
25
150
1.0
0.1
8.0
6.0
10.0
5
BZT52C13
WI, WI
13
12.4
14.1
5
30
170
1.0
0.1
8.0
7.0
11.0
5
BZT52C15
WJ, WJ
15
13.8
15.6
5
30
200
1.0
0.1
10.5
9.2
13.0
5
BZT52C16
WK, WK
16
15.3
17.1
5
40
200
1.0
0.1
11.2
10.4
14.0
5
BZT52C18
WL, WL
18
16.8
19.1
5
45
225
1.0
0.1
12.6
12.4
16.0
5
BZT52C20
WM, WM
20
18.8
21.2
5
55
225
1.0
0.1
14.0
14.4
18.0
5
BZT52C22
WN, WN
22
20.8
23.3
5
55
250
1.0
0.1
15.4
16.4
20.0
5
BZT52C24
WO, WO
24
22.8
25.6
5
70
250
1.0
0.1
16.8
18.4
22.0
5
BZT52C27
WP, WP
27
25.1
28.9
2
80
300
0.5
0.1
18.9
21.4
25.3
2
BZT52C30
WQ, WQ
30
28.0
32.0
2
80
300
0.5
0.1
21.0
24.4
29.4
2
BZT52C33
WR, WR
33
31.0
35.0
2
80
325
0.5
0.1
23.1
27.4
33.4
2
BZT52C36
WS, WS
36
34.0
38.0
2
90
350
0.5
0.1
25.2
30.4
37.4
2
BZT52C39
WT, WT
39
37.0
41.0
2
130
350
0.5
0.1
27.3
33.4
41.2
2
Electrical Characteristics
@ T
A
= 25
C unless otherwise specified
Notes:
1. Device mounted on ceramic PCB; 7.6mm x 9.4mm x 0.87mm with pad areas 25mm
2
.
2. Short duration test pulse used to minimize self-heating effect.
3. f = 1kHz.
Ordering Information
(Note 4 & 5)
Device
Packaging
Shipping
(Type Number)-7*
SOD-123
3000/Tape & Reel
* Add "-7" to the appropriate type number in Table 1 above example: 6.2V Zener = BZT52C6V2-7.
Notes:
4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
5. For lead free terminal plating part number, please add "-F" suffix to part number above. Example: BZT52C2V0-7-F.
DS18004 Rev. 21 - 2
3 of 3
BZT52C2V0 - BZT52C39
www.diodes.com
0
0.1
0.2
0.3
0.4
0.5
25
0
50
75
100
125
150
P,
P
O
WER
DISSIP
A
T
I
O
N(
W
)
D
T , AMBIENT TEMPERATURE (
C)
A
Fig. 1 Power Dissipation vs Ambient Temperature
0.6
0
10
20
30
40
50
0
1
2
3
4
5
6
7
8
9
10
I
,
ZENER
C
URRENT
(
mA
)
Z
V , ZENER VOLTAGE (V)
Z
Fig. 2 Zener Breakdown Characteristics
T = 25C
j
C2V7
C3V3
C3V9
C4V7
C5V6
C6V8
C8V2
C6V2
Test Current I
Z
5.0mA
0
10
20
30
0
I
,
ZENER
CURRENT
(mA)
Z
V , ZENER VOLTAGE (V)
Z
Fig. 3 Zener Breakdown Characteristics
10
20
30
40
T = 25C
j
Test current I
Z
5mA
Test current I
Z
2mA
C10
C12
C18
C22
C27
C33
C36
C15
0
2
4
6
8
10
10
20
30
40
50
60
70
80
90 100
I
,
ZENER
C
URRENT
(mA)
Z
V , ZENER VOLTAGE (V)
Z
Fig. 4 Zener Breakdown Characteristics
Test Current I
Z
2mA
C39
T = 25C
j
C
,
T
O
T
A
L
CAP
ACIT
ANCE
(pF)
T
10
100
1000
10
100
1
V , NOMINAL ZENER VOLTAGE (V)
Z
Fig. 5 Total Capacitance vs Nominal Zener Voltage
T = 25 C
j
f = 1MHz
V = 1V
R
V = 2V
R
V = 1V
R
V = 2V
R
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