Electrical Characteristics @TA=25°C unless otherwise specified
Temp.
Coefficient of
Zener Voltage
@ IZT
Zener Voltage Range
(Note 3)
Maximum Zener Impedance
(Note 4)
Max Reverse
Device
Marking
Code
Leakage Current
Type
Number
(Note 1)
VZ @ IZT
ZZT @ IZT
ZZK @ IZK
IR
@ VR
(V)
(Note 2)
mV / °C
TW
CN
Nom (V) Min (V) Max (V)
(Ω)
(mA)
(Ω)
(mA)
(µA)
Min
Max
BZT52C2V4S
BZT52C2V7S
BZT52C3S
W1
W2
W3
W4
W5
W6
W7
W8
W9
WA
WB
WC
WD
WE
WF
WG
WH
WI
WX
W1
W2
W3
W4
W5
W6
W7
W8
W9
WA
WB
WC
WD
WE
WF
WG
WH
WI
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
2.2
2.5
2.6
2.9
100
100
95
95
90
90
90
80
60
40
10
15
15
15
15
20
20
25
30
30
40
45
55
55
70
80
80
80
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
2.0
2.0
2.0
600
600
600
600
600
600
600
500
480
400
150
80
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
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
50
20
1.0
1.0
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-2.7
-2.0
0.4
0
0
2.8
3.2
10
1.0
0
BZT52C3V3S
BZT52C3V6S
BZT52C3V9S
BZT52C4V3S
BZT52C4V7S
BZT52C5V1S
BZT52C5V6S
BZT52C6V2S
BZT52C6V8S
BZT52C7V5S
BZT52C8V2S
BZT52C9V1S
BZT52C10S
BZT52C11S
BZT52C12S
BZT52C13S
BZT52C15S
BZT52C16S
BZT52C18S
BZT52C20S
BZT52C22S
BZT52C24S
BZT52C27S
BZT52C30S
BZT52C33S
3.1
3.5
5.0
5.0
3.0
3.0
3.0
2.0
1.0
3.0
2.0
1.0
0.7
0.5
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
1.0
0
3.4
3.8
1.0
0
3.7
4.1
1.0
0
4.0
4.6
1.0
0
4.4
5.0
2.0
0.2
1.2
2.5
3.7
4.5
5.3
6.2
7.0
8.0
9.0
10.0
11.0
13.0
14.0
16.0
18.0
20.0
22.0
25.3
29.4
33.4
4.8
5.4
2.0
5.2
6.0
2.0
5.8
6.6
4.0
6.4
7.2
4.0
1.2
7.0
7.9
80
5.0
2.5
7.7
8.7
80
5.0
3.2
8.5
9.6
100
150
150
150
170
200
200
225
225
250
250
300
300
325
6.0
3.8
9.4
10.6
11.6
12.7
14.1
15.6
17.1
19.1
21.2
23.3
25.6
28.9
32.0
35.0
7.0
4.5
11
10.4
11.4
12.4
13.8
15.3
16.8
18.8
20.8
22.8
25.1
28.0
31.0
8.0
5.4
12
8.0
6.0
WK
WL
WM
WN
WO
WP
WR
WS
WT
WU
13
8.0
7.0
WJ
15
10.5
11.2
12.6
14.0
15.4
16.8
18.9
21.0
23.1
9.2
WK
WL
WM
WN
WO
WP
WQ
WR
16
10.4
12.4
14.4
16.4
18.4
21.4
24.4
27.4
18
20
22
24
27
30
33
BZT52C36S
BZT52C39S
BZT52C43S
BZT52C47S
BZT52C51S
WW
WX
WY
WZ
XA
WS
WT
WU
WV
WW
36
39
43
47
51
34.0
37.0
40.0
44.0
48.0
38.0
41.0
46.0
50.0
54.0
90
2.0
2.0
5.0
5.0
5.0
350
350
700
750
750
0.5
0.5
1.0
1.0
1.0
0.1
0.1
0.1
0.1
0.1
25.2
27.3
32.0
35.0
38.0
30.4
33.4
10.0
10.0
10.0
37.4
41.2
12.0
12.0
12.0
130
100
100
100
Note: 1. Type numbers listed have standard tolerance on the nominal zener voltage of ±5%.
2. TW: Marking code for Taiwan plant. CN: Marking code for China plant.
3. Measured with pulses tp = 5ms.
4. f = 1KHz
BZT52C2V4S – BZT52C51S
2 of 5
© 2006 Won-Top Electronics