BZT55-Series
www.vishay.com
Vishay Semiconductors
Small Signal Zener Diodes
FEATURES
• Very sharp reverse characteristic
• Low reverse current level
• Very high stability
• Low noise
• Material categorization: for definitions of
compliance please see www.vishay.com/doc?99912
APPLICATIONS
• Voltage stabilization
LINKS TO ADDITIONAL RESOURCES
3D 3D
3D Models
PRIMARY CHARACTERISTICS
PARAMETER
VALUE
UNIT
VZ range nom.
2.4 to 75
V
Test current IZT
2.5 to 5
mA
VZ specification
Pulse current
Circuit configuration
Single
ORDERING INFORMATION
DEVICE NAME
ORDERING CODE
TAPED UNITS PER REEL
MINIMUM ORDER QUANTITY
BZT55-series
BZT55-series-GS18
10 000 per 13" reel
10 000/box
BZT55-series
BZT55-series-GS08
2500 per 7" reel
12 500/box
PACKAGE
PACKAGE NAME
QuadroMELF (SOD-80)
WEIGHT
MOLDING COMPOUND
FLAMMABILITY RATING
MOISTURE SENSITIVITY
LEVEL
SOLDERING
CONDITIONS
34 mg
UL 94 V-0
MSL level 1
(according J-STD-020)
260 °C/10 s at terminals
ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified)
PARAMETER
Power dissipation
TEST CONDITION
SYMBOL
VALUE
UNIT
RthJA ≤ 300 K/W
Ptot
500
mW
IZ
PV/VZ
mA
RthJA
500
K/W
Zener current
Junction to ambient air
On PC board 50 mm x 50 mm x 1.6 mm
Junction temperature
Storage temperature range
Forward voltage (max.)
IF = 200 mA
Tj
175
°C
Tstg
-65 to +175
°C
VF
1.5
V
Rev. 1.7, 25-Nov-2021
Document Number: 85637
1
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
BZT55-Series
www.vishay.com
Vishay Semiconductors
ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified)
ZENER VOLTAGE
RANGE (1)
VZ at IZT1
PART NUMBER
TEST
CURRENT
IZT1
V
IZT2
REVERSE LEAKAGE
CURRENT
DYNAMIC
RESISTANCE
IR at VR
ZZ at IZT1 ZZK at IZT2
Tamb =
150 °C
f = 1 kHz
Tamb =
25 °C
mA
μA
NOM.
MAX.
BZT55C2V4
2.28
2.4
2.56
5
1
< 50
< 100
BZT55C2V7
2.5
2.7
2.9
5
1
< 10
BZT55C3V0
2.8
3.0
3.2
5
1
BZT55C3V3
3.1
3.3
3.5
5
BZT55C3V6
3.4
3.6
3.8
5
BZT55C3V9
3.7
3.9
4.1
BZT55C4V3
4
4.3
4.6
TKVZ
Ω
V
MIN.
TEMPERATURE
COEFFICIENT
%/K
MAX.
MAX.
MIN.
MAX.
1
< 85
< 600
-0.09
-0.06
< 50
1
< 85
< 600
-0.09
-0.06
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