Silicon Planar Zener Diodes
• Total power dissipation: Max. 500mW.
• Wide zener reverse voltage range 2.0V to 75V.
• Small plastic package suitable for surface mounted design.
•
MECHANICAL DATA
â–ªCase: SOD-123
â–ªTerminals: Solderable per MIL-STD-750, Method 2026
FEATURES
Tolerance approximately±5%
PINNING
PIN
1
2
DESCRIPTION
Cathode
Anode
Absolute Maximum Ratings And Characteristics Ta = 25（ °C）
Parameter
Power Dissipation
Operating and Storage Temperature Range
Symbol
Value
Unit
P
tot
500
mW
°C
-55 ~ +150
T , T
j
stg
Forward Voltage at IF = 10 mA
V
F
0.9
V
Typical thermal resistance juncting to ambient
R
θJA
°C/W
340
(1)
Fig.1 Maximum Continuous Power Derating
0.1
0.2
0.3
0.4
0.5
0.6
0.0
25 50
75
100 125 150 175
Power Dissipation (W)
T °C)
c
,Case Temperature (
(1) .0" X 2.0" (5 X 5 cm)Thermal resistance from junction to ambient at P.C.B. mounted with 2 copper areas pads.
0.01
100
10
100
1000
Fig.2 Typical Transient Thermal Impedance
Transient Thermal Impedance（ /W）°C
t, Pulse Duration（sec）
0.1 1 10
2000
Simplified outline SOD-123 and symbol
1
2
BZT52C2V0 THRU BZT52C75
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Characteristics at Ta = 25°C
（1）
VZT is tested with pulses (20 ms)
Type Marking
Zener Voltage Range
（1）
V
ZT
（at I ）
ZT
I
ZT
Dynamic
Impedance
Reverse Current
Z
ZT
（at I ）
ZT
I
R
at V
R
Max (Ω)
Max（μA）
（V）Nom（V）Min（V） Max（V）
(mA)
3.3
3.6
3.9
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
4.3
24
2.4
2.7
3.0
BZT52C2V0
2V2
2V4
2V7
3V0
3V3
3V6
3V9
4V3
4V7
5V1
5V6
6V2
6V8
7V5
8V2
9V1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
1.8
2.08
2.28
2.5
2.8
3.1
3.4
3.7
4
4.4
4.8
5.2
5.8
6.4
7
7.7
8.5
9.4
10.4
11.4
12.4
13.8
15.3
16.8
18.8
20.8
22.8
25.1
28
31
34
37
40
44
48
52
58
64
70
2.15
2.33
2.56
2.9
3.2
3.5
3.8
4.1
4.6
5
5.4
6
6.6
7.2
7.9
8.7
9.6
10.6
11.6
12.7
14.1
15.6
17.1
19.1
21.2
23.3
25.6
28.9
32
35
38
41
46
50
54
60
66
72
79
30
27
43
47
51
62
68
75
56
33
36
39
W10
W11
WX
W1
W2
W3
W4
W5
W6
W7
W8
W9
WA
WB
WC
WD
WE
WF
WG
WH
WI
WJ
WK
WL
WM
WN
WO
WP
W
WR
WS
WT
WU
WV
WW
WX1
WY
WZ
WZ1
2.0
2.2
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
100
100
100
110
120
130
130
130
130
130
130
80
50
30
30
30
30
30
30
35
35
40
40
45
50
55
60
70
80
80
90
100
130
150
180
180
200
250
300
120
120
120
120
50
20
10
5
5
2
2
1
1
0.5
0.5
0.5
0.5
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
2
2
2
1
1
0.2
0.2
0.2
0.5
0.7
1
1
1
1
1
1
1
1
1.5
2.5
3
3.5
4
5
6
7
8
9
10
11
12
13
15
17
19
21
23
25
27
30
33
36
39
43
47
52
57
Q
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
BZT52C
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