BZT55B43 Datasheet PDF - Kexin

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BZT55B43
Kexin

Part Number BZT55B43
Description Zener Diodes
Page 4 Pages


BZT55B43 datasheet pdf
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SMD Type
Zener Diodes
BZT55B2V4 ~ BZT55B75
Diodes
Features
Very sharp reverse characteristic
Low reverse current level
Very high stability
Low noise
LL-34
Unit: mm
2.64REF
0.50
0.35
1.50
1.30
3.60
3.30
CATHODE BAND
Absolute Maximum Ratings Ta = 25
Parameter
Forward voltage @ IF=200mA
Zener current
Power Dissipation @ RθJA300 /W
Thermal Resistance Junction to Ambient
Junction Temperature
Storage Temperature range
Symbol
VF
IZ
PD
RθJA
TJ
Tstg
Rating
1.5
Pv/Vz
500
500
175
-65 to 175
Unit
V
mA
mW
/W
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SMD Type
Diodes
Zener Diodes
BZT55B2V4 ~ BZT55B75
Electrical Characteristics Ta = 25
PART NUMBER
BZT55B2V4
BZT55B2V7
BZT55B3V0
BZT55B3V3
BZT55B3V6
BZT55B3V9
BZT55B4V3
BZT55B4V7
BZT55B5V1
BZT55B5V6
BZT55B6V2
BZT55B6V8
BZT55B7V5
BZT55B8V2
BZT55B9V1
BZT55B10
BZT55B11
BZT55B12
BZT55B13
BZT55B15
BZT55B16
BZT55B18
BZT55B20
BZT55B22
BZT55B24
BZT55B27
BZT55B30
BZT55B33
BZT55B36
BZT55B39
BZT55B43
BZT55B47
BZT55B51
BZT55B56
BZT55B62
BZT55B68
BZT55B75
ZENER VOLTAGE
RANGE (1)
VZ at I ZT1
MIN.
2.35
2.64
2.94
3.24
3.52
3.82
4.22
4.6
5
5.48
6.08
6.66
7.35
8.04
8.92
9.8
10.78
11.76
12.74
14.7
15.7
17.64
19.6
21.55
23.5
26.4
29.4
32.4
35.3
38.2
42.1
46.1
50
54.9
60.8
66.6
73.5
V
NOM.
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
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
MAX.
2.45
2.76
3.06
3.36
3.68
3.98
4.38
4.8
5.2
5.72
6.32
6.94
7.65
8.36
9.28
10.2
11.22
12.24
13.26
15.3
16.3
18.36
20.4
22.45
24.5
27.6
30.6
33.6
36.7
39.8
43.9
47.9
52
57.1
63.2
69.4
76.5
TEST
CURRENT
IZT1
IZT2
mA
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
51
2.5 1
2.5 0.5
2.5 0.5
2.5 0.5
2.5 0.5
2.5 0.5
2.5 0.5
2.5 0.5
REVERSE LEAKAGE
CURRENT
IR at VR
Tamb = Tamb =
25 °C 150 °C
µA V
< 50
< 10
<4
<2
<2
<2
<1
< 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
< 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
< 100
< 50
< 40
< 40
< 40
< 40
< 20
< 10
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<2
<5
<5
<5
< 10
< 10
< 10
< 10
< 10
1
1
1
1
1
1
1
1
1
1
2
3
5
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
DYNAMIC
RESISTANCE
ZZ at I ZT1 ZZK at I ZT2
f = 1 kHz
MAX.
< 85
< 85
< 90
< 90
< 90
< 90
< 90
< 80
< 60
< 40
< 10
<8
<7
<7
< 10
< 15
< 20
< 20
< 26
< 30
< 40
< 50
< 55
< 55
< 80
< 80
< 80
< 80
< 80
< 90
< 90
< 110
< 125
< 135
< 150
< 200
< 250
Ω
MAX.
< 600
< 600
< 600
< 600
< 600
< 600
< 600
< 600
< 550
< 450
< 200
< 150
< 50
< 50
< 50
< 70
< 70
< 90
< 110
< 110
< 170
< 170
< 220
< 220
< 220
< 220
< 220
< 220
< 220
< 500
< 600
< 700
< 700
< 1000
< 1000
< 1000
< 1500
Notes
Additional measurement of volt age group 9V1 to 75 at 95 % V zmin. 35 nA at T j 25 °C
(1) tp 10 ms, T/tp > 1000
TEMPERATURE
COEFFICIENT
TKVZ
%/K
MIN.
MAX.
- 0.09
- 0.09
- 0.08
- 0.06
- 0.06
- 0.05
- 0.08
- 0.08
- 0.08
- 0.05
- 0.05
- 0.05
- 0.06
- 0.05
- 0.02
- 0.03
0.02
0.02
- 0.05
0.05
0.03 0.06
0.03 0.07
0.03 0.07
0.03 0.08
0.03 0.09
0.03 0.1
0.03
0.03
0.03
0.11
0.11
0.11
0.03
0.03
0.03
0.11
0.11
0.11
0.03
0.04
0.04
0.11
0.12
0.12
0.04
0.04
0.04
0.12
0.12
0.12
0.04
0.04
0.04
0.12
0.12
0.12
0.04
0.04
0.04
0.12
0.12
0.12
0.04
0.04
0.04
0.12
0.12
0.12
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SMD Type
Diodes
Zener Diodes
BZT55B2V4 ~ BZT55B75
Typical Characterisitics
600
15
500
10
400
300 5
200 IZ = 5 mA
0
100
0
0 40 80 120 160 200
Tamb - Ambient Temperature (°C)
Fig. 1 - Total Power Dissipation vs. Ambient Temperature
-5
0 10 20 30 40 50
VZ - Z-Voltage (V)
Fig. 4 - Temperature Coefficient of VZ vs. Z-Voltage
1000
200
Tj = 25 °C
100
IZ = 5 mA
10
150
VR = 2 V
Tj = 25 °C
100
50
1
0 5 10 15 20 25
VZ - Z-Voltage (V)
Fig. 2 - Typical Change of Working Voltage under Operating
Conditions at Tamb=25°C
1.3
VZtn = VZt/VZ (25 °C)
1.2
1.1
TKVZ = 10 x 10-4/K
8 x 10-4/K
6 x 10-4/K
4 x 10-4/K
2 x 10-4/K
1.0 0
- 2 x 10-4/K
0.9 - 4 x 10-4/K
0.8
- 60 0
60 120 180 240
Tj - Junction Temperature (°C)
Fig. 3 - Typical Change of Working Voltage vs. Junction
Temperature
0
0 5 10 15 20 25
VZ - Z-Voltage (V)
Fig. 5 - Diode Capacitance vs. Z-Voltage
100
10
1 Tj = 25 ° C
0.1
0.01
0.001
0
0.2 0.4 0.6 0.8
VF - Forward Voltage (V)
1.0
Fig. 6 - Forward Current vs. Forward Voltage
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SMD Type
Diodes
Zener Diodes
BZT55B2V4 ~ BZT55B75
Typical Characterisitics
100
80
Ptot = 500 mW
Tamb = 25 °C
60
40
20
0
0 4 6 8 12
VZ - Z-Voltage (V)
Fig. 7 - Z-Current vs. Z-Voltage
20
50
40
Ptot = 500 mW
Tamb = 25 °C
30
20
10
0
15 20 25 30
VZ - Z-Voltage (V)
Fig. 8 - Z-Current vs. Z-Voltage
.35
1000
1000
IZ = 1 mA
100
5 mA
10 10 mA
1 Tj = 25 °C
0 5 10 15 20 25
VZ - Z-Voltage (V)
Fig. 9 - Differential Z-Resistance vs. Z-Voltage
tp/T = 0.5
100
tp/T = 0.2
10
tp/T = 0.1
tp/T = 0.01
tp/T = 0.02
Single Pulse
RthJA = 300 K/W
T = Tjmax - Tamb
1
10 -1
tp/T = 0.05
10 0
iZM = (- V Z + (VZ2 + 4rzj x T/Zthp) 1/2)/(2rzj)
10 1 10 2
tp - Pulse Length (ms)
Fig. 10 - Thermal Response
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