VISHAY BZT55 Technical data
Small Signal Zener Diodes
Features
• Very sharp reverse characteristic
• Low reverse current level
• Available with tighter tolerances
• Very high stability
•Low noise
• Lead (Pb)-free component
• Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
Applications
• Voltage stabilization
Mechanical Data
Case: QuadroMELF Glass case SOD80
Weight: approx. 34 mg
Packaging Codes/Options:
GS08 / 2.5 k per 7" reel 12.5 k/box
GS18 / 10 k per 13" reel 10 k/box
e2
BZT55-Series
Vishay Semiconductors
9612009
Absolute Maximum Ratings
T
= 25 °C, unless otherwise specified
amb
Parameter Test condition Symbol Val ue Unit
Power dissipation R
Z-current I
Junction temperature T
Storage temperature range T
≤ 300 K/W P
thJA
Thermal Characteristics
T
= 25 °C, unless otherwise specified
amb
Parameter Test condition Symbol Val ue Unit
Junction to ambient air on PC board
50 mm x 50 mm x 1.6 mm
Electrical Characteristics
T
= 25 °C, unless otherwise specified
amb
Parameter Test condition Symbol Min Ty p. Max Unit
Forward voltage I
= 200 mA V
F
F
V
Z
j
stg
R
thJA
500 mW
PV/V
Z
175 °C
- 65 to + 175 °C
500 K/W
1.5 V
mA
Document Number 85637
Rev. 1.5, 10-Mar-06
www.vishay.com
1
BZT55-Series
Vishay Semiconductors
Electrical Characteristics
BZT55C..
Partnumber
BZT55C2V4 2.28 2.56 < 85 < 600 5 - 0.09 - 0.06 1 < 50 < 100 1
BZT55C2V7 2.5 2.9 < 85 < 600 5 - 0.09 - 0.06 1 < 10 < 50 1
BZT55C3V0 2.8 3.2 < 90 < 600 5 - 0.08 - 0.05 1 < 4 < 40 1
BZT55C3V3 3.1 3.5 < 90 < 600 5 - 0.08 - 0.05 1 < 2 < 40 1
BZT55C3V6 3.4 3.8 < 90 < 600 5 - 0.08 - 0.05 1 < 2 < 40 1
BZT55C3V9 3.7 4.1 < 90 < 600 5 - 0.08 - 0.05 1 < 2 < 40 1
BZT55C4V3 4 4.6 < 90 < 600 5 - 0.06 - 0.03 1 < 1 < 20 1
BZT55C4V7 4.4 5 < 80 < 600 5 - 0.05 0.02 1 < 0.5 < 10 1
BZT55C5V1 4.8 5.4 < 60 < 550 5 - 0.02 0.02 1 < 0.1 < 2 1
BZT55C5V6 5.2 6 < 40 < 450 5 - 0.05 0.05 1 < 0.1 < 2 1
BZT55C6V2 5.8 6.6 < 10 < 200 5 0.03 0.06 1 < 0.1 < 2 2
BZT55C6V8 6.4 7.2 < 8 < 150 5 0.03 0.07 1 < 0.1 < 2 3
BZT55C7V5 7 7.9 < 7 < 50 5 0.03 0.07 1 < 0.1 < 2 5
BZT55C8V2 7.7 8.7 < 7 < 50 5 0.03 0.08 1 < 0.1 < 2 6.2
BZT55C9V1 * 8.5 9.6 < 10 < 50 5 0.03 0.09 1 < 0.1 < 2 6.8
BZT55C10 * 9.4 10.6 < 15 < 70 5 0.03 0.1 1 < 0.1 < 2 7.5
BZT55C11 * 10.4 11.6 < 20 < 70 5 0.03 0.11 1 < 0.1 < 2 8.2
BZT55C12 * 11.4 12.7 < 20 < 90 5 0.03 0.11 1 < 0.1 < 2 9.1
BZT55C13 * 12.4 14.1 < 26 < 110 5 0.03 0.11 1 < 0.1 < 2 10
BZT55C15 * 13.8 15.6 < 30 < 110 5 0.03 0.11 1 < 0.1 < 2 11
BZT55C16 * 15.3 17.1 < 40 < 170 5 0.03 0.11 1 < 0.1 < 2 12
BZT55C18 * 16.8 19.1 < 50 < 170 5 0.03 0.11 1 < 0.1 < 2 13
BZT55C20 * 18.8 21.2 < 55 < 220 5 0.03 0.11 1 < 0.1 < 2 15
BZT55C22 * 20.8 23.3 < 55 < 220 5 0.04 0.12 1 < 0.1 < 2 16
BZT55C24 * 22.8 25.6 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 18
BZT55C27 * 25.1 28.9 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 20
BZT55C30 * 28 32 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 22
BZT55C33 * 31 35 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 24
BZT55C36 * 34 38 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 27
BZT55C39 * 37 41 < 90 < 500 2.5 0.04 0.12 0.5 < 0.1 < 5 30
BZT55C43 * 40 46 < 90 < 600 2.5 0.04 0.12 0.5 < 0.1 < 5 33
BZT55C47 * 44 50 < 110 < 700 2.5 0.04 0.12 0.5 < 0.1 < 5 36
BZT55C51 * 48 54 < 125 < 700 2.5 0.04 0.12 0.5 < 0.1 < 10 39
BZT55C56 * 52 60 < 135 < 1000 2.5 0.04 0.12 0.5 < 0.1 < 10 43
BZT55C62 * 58 66 < 150 < 1000 2.5 0.04 0.12 0.5 < 0.1 < 10 47
BZT55C68 * 64 72 < 200 < 1000 2.5 0.04 0.12 0.5 < 0.1 < 10 51
BZT55C75 * 70 79 < 250 < 1500 2.5 0.04 0.12 0.5 < 0.1 < 10 56
1)
tp ≤ 10 ms, T/tp > 1000
*)
Additionnal measurement of Voltage group 9V1 to 75 at 95 % V
Zener Voltage
VZ at I
min max min max
1)
ZT
V Ω mA %/K mA µA V
Dynamic
Resistance
rzj at
,
I
ZT
f = 1 kHz
Te s t
Current
I
ZT
≤ 35 nA at Tj 25 °C
zmin
Temperature
Coefficient
TK
VZ
Te s t
Current
I
ZK
Reverse Leakage Current
IR at
T
amb
= 25°C
IR at
T
amb
= 150 °C
at V
R
www.vishay.com
2
Document Number 85637
Rev. 1.5, 10-Mar-06
BZT55-Series
Vishay Semiconductors
Electrical Characteristics
BZT55B..
Partnumber
BZT55B2V4 2.35 2.45 < 85 < 600 5 - 0.09 - 0.06 1 < 50 < 100 1
BZT55B2V7 2.64 2.76 < 85 < 600 5 - 0.09 - 0.06 1 < 10 < 50 1
BZT55B3V0 2.94 3.06 < 90 < 600 5 - 0.08 - 0.05 1 < 4 < 40 1
BZT55B3V3 3.24 3.36 < 90 < 600 5 - 0.08 - 0.05 1 < 2 < 40 1
BZT55B3V6 3.52 3.68 < 90 < 600 5 - 0.08 - 0.05 1 < 2 < 40 1
BZT55B3V9 3.82 3.98 < 90 < 600 5 - 0.08 - 0.05 1 < 2 < 40 1
BZT55B4V3 4.22 4.38 < 90 < 600 5 - 0.06 - 0.03 1 < 1 < 20 1
BZT55B4V7 4.6 4.8 < 80 < 600 5 - 0.05 0.02 1 < 0.5 < 10 1
BZT55B5V1 5 5.2 < 60 < 550 5 - 0.02 0.02 1 < 0.1 < 2 1
BZT55B5V6 5.48 5.72 < 40 < 450 5 - 0.05 0.05 1 < 0.1 < 2 1
BZT55B6V2 6.08 6.32 < 10 < 200 5 0.03 0.06 1 < 0.1 < 2 2
BZT55B6V8 6.66 6.94 < 8 < 150 5 0.03 0.07 1 < 0.1 < 2 3
BZT55B7V5 7.35 7.65 < 7 < 50 5 0.03 0.07 1 < 0.1 < 2 5
BZT55B8V2 8.04 8.36 < 7 < 50 5 0.03 0.08 1 < 0.1 < 2 6.2
BZT55B9V1 * 8.92 9.28 < 10 < 50 5 0.03 0.09 1 < 0.1 < 2 6.8
BZT55B10 * 9.8 10.2 < 15 < 70 5 0.03 0.1 1 < 0.1 < 2 7.5
BZT55B11 * 10.78 11.22 < 20 < 70 5 0.03 0.11 1 < 0.1 < 2 8.2
BZT55B12 * 11.76 12.24 < 20 < 90 5 0.03 0.11 1 < 0.1 < 2 9.1
BZT55B13 * 12.74 13.26 < 26 < 110 5 0.03 0.11 1 < 0.1 < 2 10
BZT55B15 * 14.7 15.3 < 30 < 110 5 0.03 0.11 1 < 0.1 < 2 11
BZT55B16 * 15.7 16.3 < 40 < 170 5 0.03 0.11 1 < 0.1 < 2 12
BZT55B18 * 17.64 18.36 < 50 < 170 5 0.03 0.11 1 < 0.1 < 2 13
BZT55B20 * 19.6 20.4 < 55 < 220 5 0.03 0.11 1 < 0.1 < 2 15
BZT55B22 * 21.55 22.45 < 55 < 220 5 0.04 0.12 1 < 0.1 < 2 16
BZT55B24 * 23.5 24.5 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 18
BZT55B27 * 26.4 27.6 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 20
BZT55B30 * 29.4 30.6 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 22
BZT55B33 * 32.4 33.6 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 24
BZT55B36 * 35.3 36.7 < 80 < 220 5 0.04 0.12 1 < 0.1 < 2 27
BZT55B39 * 38.2 39.8 < 90 < 500 2.5 0.04 0.12 1 < 0.1 < 5 30
BZT55B43 * 42.1 43.9 < 90 < 600 2.5 0.04 0.12 0.5 < 0.1 < 5 33
BZT55B47 * 46.1 47.9 < 110 < 700 2.5 0.04 0.12 0.5 < 0.1 < 5 36
BZT55B51 * 50 52 < 125 < 700 2.5 0.04 0.12 0.5 < 0.1 < 10 39
BZT55B56 * 54.9 57.1 < 135 < 1000 2.5 0.04 0.12 0.5 < 0.1 < 10 43
BZT55B62 * 60.8 63.2 < 150 < 1000 2.5 0.04 0.12 0.5 < 0.1 < 10 47
BZT55B68 * 66.6 69.4 < 200 < 1000 2.5 0.04 0.12 0.5 < 0.1 < 10 51
BZT55B75 * 73.5 76.5 < 250 < 1500 2.5 0.04 0.12 0.5 < 0.1 < 10 56
1)
tp ≤ 10 ms, T/tp > 1000
*)
Additionnal measurement of Voltage group 9V1 to 75 at 95 % V
Zener Voltage
VZ at I
min max min max
1)
ZT
V Ω mA %/K mA µA V
Dynamic
Resistance
rzj at
,
I
ZT
f = 1 kHz
Te st
Current
I
ZT
≤ 35 nA at Tj 25 °C
zmin
Temperature
Coefficient of
Zener Voltage
TK
VZ
Te s t
Current
I
ZK
Reverse Leakage Current
IR at
T
amb
= 25°C
IR at
T
amb
= 150 °C
at V
R
Document Number 85637
Rev. 1.5, 10-Mar-06
www.vishay.com
3
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