®
BZT52B2V4 – BZT52B51
WON-TOP ELECTRONICS
Electrical Characteristics (@TA=25°C unless otherwise specified) Table 1
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
BZT52B2V4
BZT52B2V7
BZT52B3V0
BZT52B3V3
BZT52B3V6
BZT52B3V9
BZT52B4V3
BZT52B4V7
BZT52B5V1
BZT52B5V6
BZT52B6V2
BZT52B6V8
BZT52B7V5
BZT52B8V2
BZT52B9V1
BZT52B10
BZT52B11
BZT52B12
BZT52B13
BZT52B15
BZT52B16
BZT52B18
BZT52B20
BZT52B22
BZT52B24
BZT52B27
BZT52B30
BZT52B33
W1
W2
W3
W4
W5
W6
W7
W8
W9
WA
WB
WC
WD
WE
WF
WG
WH
WI
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
2.35
2.65
2.45
2.75
85
83
95
95
95
95
95
78
60
40
10
8
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
5.0
5.0
5.0
600
500
500
500
500
500
500
500
480
400
200
150
50
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
1.0
1.0
1.0
100
75
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.8
1.0
2.0
3.0
5.0
6.0
7.0
7.5
8.5
9.0
10
-9
-9
-4
-4
2.94
3.06
50
-9
-3
3.23
3.37
25
-8
-3
3.53
3.67
15
-8
-3
3.82
3.98
10
-7
-3
4.21
4.39
5.0
5.0
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
-6
-1
4.61
4.79
-5
+2
5.00
5.20
-3
+4
5.49
5.71
-2
+6
6.08
6.32
-1
+7
6.66
6.94
+2
+3
+4
+5
+5
+5
+6
+7
+7
+8
+8
+8
+8
+8
+8
+8
+8
+7
7.35
7.65
7
+7
8.04
8.36
7
50
+7
8.92
9.28
10
15
20
20
25
30
40
50
50
55
80
80
80
80
50
+8
9.80
10.20
11.20
12.20
13.30
15.30
16.30
18.40
20.40
22.40
24.50
27.50
30.60
33.70
70
+8
11
10.80
11.80
12.70
14.70
15.70
17.60
19.60
21.60
23.50
26.50
29.40
32.30
70
+9
12
90
+9
WK
WL
WM
WN
WO
WP
WR
WS
WT
WU
WJ•
WK•
WL•
WM•
WN•
WO•
WP•
WQ•
WR•
WS•
13
110
110
170
170
220
220
220
250
250
250
+9
15
11
+9
16
12
+9.5
+9.5
+10
+10
+10
+10
+10
+10
18
14
20
15
22
17
24
18
27
20
30
22.5
25
33
BZT52B36
BZT52B39
BZT52B43
BZT52B47
BZT52B51
WW
WX
WY
WZ
XA
WT•
WU•
WV•
WW•
X1•
36
39
43
47
51
35.30
38.20
42.10
46.10
50.00
36.70
39.80
43.90
47.90
52.00
90
90
5.0
5.0
5.0
5.0
5.0
250
300
700
750
750
1.0
1.0
1.0
1.0
1.0
0.1
0.1
0.1
0.1
0.1
27
29
32
35
38
+8
+10
+12
+12
+12
+12
+10
+10
+10
+10
100
100
100
Note: 1. Type numbers listed have standard tolerance on the nominal zener voltage of ±2%.
2. TW: Marking code for Taiwan plant. CN: Marking code for China plant.
3. Measured with pulses tp = 5ms.
4. f = 1KHz
© Won-Top Electronics Co., Ltd.
Revision: October, 2018
www.wontop.com
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