SMD Zener Diode
Rating and Characteristic Curves (BZT52C2V0-HF Thru. BZT52C75-HF)
Fig.1 - Power Derating Curve
Fig.2 - Typical Zener Breakdown
Characteristics
600
500
400
300
200
100
0
20
15
10
5
TJ=25°C
4V3
4V7
5V1
5V6
6V2
6V8
7V5
2V0
2V4
2V7
3V0
3V3
3V6
3V9
Test current IZ
5mA
0
0
25
50
75
100
125
150
10
0
2
4
6
8
Ambient Temperature, TA (°C)
Zener Voltage, VZ (V)
Fig.3 - Typical Zener Breakdown
Characteristics
Fig.4 - Typical Zener Breakdown
Characteristics
10
8
30
20
10
0
12V
10V
39V
TJ=25°C
TJ=25°C
15V
18V
6
22V
Test current IZ
2mA
27V
4
36V
33V
Test current IZ
5mA
Test current IZ
2mA
2
0
0
10
20
30
40
0
10 20 30 40 50 60 70 80 90 100
Zener Voltage, VZ (V)
Zener Voltage, VZ (V)
Fig.5 - Typical Temperature Coefficient
of Zener Voltage
0.020
Fig.6 - Typical Temperature Coefficient
of Zener Voltage
0.100
0.015
0.010
0.005
0
0.080
0.060
0.040
0.020
0
IZ=5mA
IZ=5mA
IZ=50µA
IZ=50µA
-0.005
-0.010
-0.015
-0.020
-0.020
0
2
4
6
8
10
10
20
30
40
50
60
70
80
Zener Voltage, VZ (V)
Zener Voltage, VZ (V)
Company reserves the right to improve product design , functions and reliability without notice.
REV:A
Page 4
QW-JZ018
Comchip Technology CO., LTD.