Surface Mount Zener Diodes
*500mw Power Dissipation
*Ideal for Surface Mountted Application
*Case : SOD-123 Molded plastic
Mechanical Data:
Features:
WEITRON
http://www.weitron.com.tw
BZT52C2V4 Series
SMALL SIGNAL
ZENER DIODES
500m WATTS
*Zener Breakdown Voltage Range 2.4V to 51V
*Terminals: Solderable per MIL-STD-202, Method 208
*Polarity: Cathode Indicated by Polarity Band
*Marking: Marking Code (See Table on Page 3)
*Weigh: 0.01grams(approx)
SOD-123
1
2
SOD-123 Outline Dimensions
Unit:mm
Dim
A
B
C
D
E
H
J
K
Min
2.55
1.40
0.95
0.50
-
-
3.55
Max
2.85
1.80
1.35
0.70
0.10
0.15
3.85
SOD-123
0.30 REF
PIN 1. CATHODE
2. ANODE
BZT52C2V4 Series
WEITRON
Maximum Ratings and Electrical Characteristics
Characteristics
Symbol
Unit
Thermal Resistance Junction to Ambient Air
Forward Voltage @ IF=10mA
Junction and Storage Temperature Range
V
C/W
NOTES:
1. Device mounted on ceramic PCB; 7.6mm 9.4mm 0.87mm with pad areas 25mm
C
R JA
WEITRON
http://www.weitron.com.tw
(1)
(1)
PD
VF
Tj,TSTG
Value
500
305
0.9
-65 to+150
mW
(TA=25 C Unless Otherwise Noted)
Device Marking
Item
BZT52C2V4
Series
Marking
XX=Specific Device Code
(See Table on page3)
Equivalent Circuit Diagram
1
2
Cathode
Anode
--
--
Total Power Dissipation on FR-5 Board
,
O
0
0
0.1
0.3
0.4
0.5
0.6
25
50
75
100
125
150
0.2
Ratings and Characteristic curves
P
,
P
O
W
E
R
D
I
S
S
I
P
A
T
I
O
N
(
W
)
D
T ,AMBIENT TEMPERATURE( C)
FIG. 1 Power Disspation vs Ambient temperaute
A
2
Zener Voltage R ange
Maximum Zener
Maximum R evers e Tpical Temperature
T pical C oefficent
V
Z
@ I
@
ZT
Z
ZT
@
ZT
Z
ZK
@ I
ZK
R
R
@ I
mV/ C
ZT
I
Device
Device
Marking
Nom(v) Min(V ) Max(V )
mA
mA
uA
V
Min
Max
mA
B ZT 52C 2V 4
WX
2.4
2.2
2.6
5
100
600
1.0
50
1.0
-3.5
0
5
B ZT 52C 2V 7
W1
2.7
2.5
2.9
5
100
600
1.0
20
1.0
-3.5
0
5
B ZT 52C 3V 0
W2
3.0
2.8
3.2
5
95
600
1.0
10
1.0
-3.5
0
5
B ZT 52C 3V 3
W3
3.3
3.1
3.5
5
95
600
1.0
5.0
1.0
-3.5
0
5
B ZT 52C 3V 6
W4
3.6
3.4
3.8
5
90
600
1.0
5.0
1.0
-3.5
0
5
B ZT 52C 3V 9
W5
3.9
3.7
4.1
5
90
600
1.0
3.0
1.0
-3.5
0
5
B ZT 52C 4V 3
W6
4.3
4.0
4.6
5
90
600
1.0
3.0
1.0
-3.5
0
5
B ZT 52C 4V 7
W7
4.7
4.4
5.0
5
80
500
1.0
3.0
2.0
-3.5
0.2
5
B ZT 52C 5V 1
W8
5.1
4.8
5.4
5
60
480
1.0
2.0
2.0
-2.7
1.2
5
B ZT 52C 5V 6
W9
5.6
5.2
6.0
5
40
400
1.0
1.0
2.0
-2.0
2.5
5
B ZT 52C 6V 2
WA
6.2
5.8
6.6
5
10
150
1.0
3.0
4.0
0.4
3.7
5
B ZT 52C 6V 8
WB
6.8
6.4
7.2
5
15
80
1.0
2.0
4.0
1.2
4.5
5
B ZT 52C 7V 5
WC
7.5
7.0
7.9
5
15
80
1.0
1.0
5.0
2.5
5.3
5
B ZT 52C 8V 2
WD
8.2
7.7
8.7
5
15
80
1.0
0.7
5.0
3.2
6.2
5
B ZT 52C 9V 1
WE
9.1
8.5
9.6
5
15
100
1.0
0.5
6.0
3.8
7.0
5
B ZT 52C 10
WF
10
9.4
10.6
5
20
150
1.0
0.2
7.0
4.5
8.0
5
B ZT 52C 11
WG
11
10.4
11.6
5
20
150
1.0
0.1
8.0
5.4
9.0
5
B ZT 52C 12
WH
12
11.4
12.7
5
25
150
1.0
0.1
8.0
6.0
10.0
5
B ZT 52C 13
WI
13
12.4
14.1
5
30
170
1.0
0.1
8.0
7.0
11.0
5
B ZT 52C 15
WJ
15
13.8
15.8
5
30
200
1.0
0.1
10.5
9.2
13.0
5
B ZT 52C 16
WK
16
15.3
17.1
5
40
200
1.0
0.1
11.2
10.4
14.0
5
B ZT 52C 18
WL
18
16.8
19.1
5
45
225
1.0
0.1
12.6
12.4
16.0
5
B ZT 52C 20
WM
20
18.8
21.2
5
55
225
1.0
0.1
14.0
14.4
18.0
5
B ZT 52C 22
WN
22
20.8
23.3
5
55
250
1.0
0.1
15.4
16.4
20.0
5
B ZT 52C 24
WO
24
22.8
25.6
5
70
250
1.0
0.1
16.8
18.4
22.0
5
B ZT 52C 27
WP
27
25.1
28.9
2
80
300
0.5
0.1
18.9
21.4
25.3
2
B ZT 52C 30
WQ
30
28.0
32
2
80
300
0.5
0.1
21.0
24.4
29.4
2
B ZT 52C 33
WR
33
31.0
35
2
80
325
0.5
0.1
23.1
27.4
33.4
2
B ZT 52C 36
WS
36
34.0
38
2
90
350
0.5
0.1
25.2
30.4
37.4
2
B ZT 52C 39
WT
39
37.0
41
2
130
350
0.5
0.1
27.3
33.4
41.2
2
B ZT 52C 43
WU
43
40.0
46
2
100
700
1.0
0.1
32
10.0
12.0
5
B ZT 52C 47
WV
47
44.0
50
2
100
750
1.0
0.1
35
10.0
12.0
5
B ZT 52C 51
WW
51
48.0
54
2
100
750
1.0
0.1
38
10.0
12.0
5
BZT52C2V4 Series
http://www.weitron.com.tw
WEITRON
I
I
(2)
ZT
Impedance
(3)
(1)
Izk
C urrent
I
@ V
T es t
C urrent
ZT C
Note:
1. Tested with pulses, period = 5ms, pulse width = 300us.
2. When provided, otherwise, parts are provided with date code only, and type number identifications appears on reel only.
3. f=1KHz.
Electrical Characteristics ( T =25 C unless otherwise noted, V =0.9V Max@ I =10mA)
A
F
F
WEITRON
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