Total Power Dissipation: Max. 350 mW
Working Voltage Range: Nom. 2.4V to 51V
Zener Tolerance: 2%
Planar Die Construction
1/4
Package: SOT-23
Features
Absolute Maximum Ratings
(TA=25°C unless otherwise noted）
Electrical Characteristics
(TA=25°C unless otherwise noted）
BZX84Bx Series
Surface Mount Zener
Diodes
Vz Range: 2.4 to 51V Power Dissipation: 350mW
IZT ZZT@IZT IRVR
Nom(V) Min(V) Max(V) (mA) (Ω) (Ω) (mA) (µA) (V)
BZX84B2V4 Z50 2.4 2.35 2.45 5100 275 150 1
BZX84B2V7 Z51 2.7 2.65 2.75 5100 600 120 1
BZX84B3V0 Z52 3.0 2.94 3.06 595 600 110 1
BZX84B3V3 Z53 3.3 3.23 3.37 595 600 1 5 1
BZX84B3V6 Z54 3.6 3.53 3.67 590 600 1 5 1
BZX84B3V9 Z55 3.9 3.82 3.98 590 600 1 3 1
BZX84B4V3 Z56 4.3 4.21 4.39 590 600 1 3 1
BZX84B4V7 Z57 4.7 4.61 4.79 580 500 1 3 2
Type
Number
Marking
Code
Zener Voltage Range Maximum Zener
Impedance
Maximum
Reverse Current
VZ@IZT ZZK@IZK
Parameter Symbol Value Unit
Power Dissipation PD350 mW
Thermal Resistance, Junction to Ambient
Air
RθJA 357 °C/W
Operating and Storage Temperature
Range
TJ，TSTG -65 to +150 °C
Schematic Diagram
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■
■
■
2/4
Electrical Characteristics (TA=25°C unless otherwise noted）
BZX84Bx Series
Surface Mount Zener
Diodes
Vz Range: 2.4 to 51V Power Dissipation: 350mW
IZT ZZT@IZT IRVR
Nom(V) Min(V) Max(V) (mA) (Ω) (Ω) (mA) (µA) (V)
BZX84B5V1 Z58 5.1 55.2 560 480 1 2 2
BZX84B5V6 Z59 5.6 5.49 5.71 540 400 1 1 2
BZX84B6V2 Z60 6.2 6.08 6.32 510 150 1 3 4
BZX84B6V8 Z61 6.8 6.66 6.94 515 80 1 2 4
BZX84B7V5 Z62 7.5 7.35 7.65 515 80 1 1 5
BZX84B8V2 Z63 8.2 8.04 8.36 515 80 10.7 5
BZX84B9V1 Z64 9.1 8.92 9.28 515 100 10.5 6
BZX84B10 Z65 10 9.8 10.2 520 150 10.2 7
BZX84B11 Z66 11 10.8 11.2 520 150 10.1 8
BZX84B12 Z67 12 11.8 12.2 525 150 10.1 8
BZX84B13 Z68 13 12.7 13.3 530 170 10.1 8
BZX84B15 Z69 15 14.7 15.3 530 200 10.05 10.5
BZX84B16 Z70 16 15.7 16.3 540 200 10.05 11.2
BZX84B18 Z71 18 17.6 18.4 545 225 10.05 12.6
BZX84B20 Z72 20 19.6 20.4 555 225 10.05 14
BZX84B22 Z73 22 21.6 22.4 555 250 10.05 15.4
BZX84B24 Z74 24 23.5 24.5 570 250 10.05 16.8
BZX84B27 Z75 27 26.5 27.5 280 300 0.5 0.05 18.9
BZX84B30 Z76 30 29.4 30.6 280 300 0.5 0.05 21
BZX84B33 Z77 33 32.3 33.7 280 325 0.5 0.05 23.1
BZX84B36 Z78 36 35.3 36.7 290 350 0.5 0.05 25.2
BZX84B39 Z79 39 38.2 39.8 2130 350 0.5 0.05 27.3
BZX84B43 Z80 43 42.1 43.9 2150 375 0.5 0.05 30.1
BZX84B47 Z81 47 46.1 47.9 2170 375 0.5 0.05 32.9
BZX84B51 Z82 51 50 52 2180 400 0.5 0.05 35.7
Type
Number
Marking
Code
Zener Voltage Range Maximum Zener
Impedance
Maximum
Reverse Current
VZ@IZT ZZK@IZK
3/4
Typical Electrical Characteristic Curves
BZX84Bx Series
Surface Mount Zener
Diodes
Vz Range: 2.4 to 51V Power Dissipation: 350mW
4/4
www.goodarksemi.com Doc.BZX84BxxYD3.1
DimDim M Max
AA 2.70 3.10
1.10BB 1.50
C Ty1.0 pical
D Ty0.4 pical
0.35EE 0.48
GG 1.80 2.00
0.02HH 0.1
J Ty0.1 pical
2.20KK 2.60
All Dimensions in mm
A
B
C
D
E
J
H
K
G
Package Outline Dimensions
(All dimensions in mm)
BZX84Bx Series
Surface Mount Zener
Diodes
Vz Range: 2.4 to 51V Power Dissipation: 350mW
Unit : mm
0.90
0.8
0
2.00
0.95 0.95
SOT-23
Recommended Mounting Pad
