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BZX55-B27

Description
Zener Diode, 27V V(Z), 2%, 0.5W, Silicon, Unidirectional, DO-204AH, GLASS, DO-35, 2 PIN
CategoryDiscrete semiconductor    diode   
File Size269KB,7 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Download Datasheet Parametric View All

BZX55-B27 Overview

Zener Diode, 27V V(Z), 2%, 0.5W, Silicon, Unidirectional, DO-204AH, GLASS, DO-35, 2 PIN

BZX55-B27 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?incompatible
MakerVishay
package instructionO-LALF-W2
Reach Compliance Codeunknown
ECCN codeEAR99
Shell connectionISOLATED
ConfigurationSINGLE
Diode component materialsSILICON
Diode typeZENER DIODE
Maximum dynamic impedance80 Ω
JEDEC-95 codeDO-204AH
JESD-30 codeO-LALF-W2
JESD-609 codee0
Number of components1
Number of terminals2
Maximum operating temperature175 °C
Package body materialGLASS
Package shapeROUND
Package formLONG FORM
polarityUNIDIRECTIONAL
Maximum power dissipation0.5 W
Certification statusNot Qualified
Nominal reference voltage27 V
surface mountNO
technologyZENER
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formWIRE
Terminal locationAXIAL
Maximum voltage tolerance2%
Working test current5 mA
Base Number Matches1
BZX55 Series
Vishay Semiconductors
formerly General Semiconductor
Zener Diodes
V
Z
Range
0.8, 2.4 to 100V
Power Dissipation
500mW
DO-204AH (DO-35 Glass)
ge
lta
Vo
ed e
end ang
xt R
E
Features
• Silicon Planar Power Zener Diodes.
• The Zener voltages are graded according to the
international E 24 standard. Standard Zener
voltage tolerance is ±5%. Replace suffix “C” with
“B” for ±2% tolerance. Other voltage tolerances and
other Zener voltages are available upon request.
Mechanical Data
Case:
DO-35 Glass Case
Weight:
approx. 0.13g
Packaging Codes/Options:
D7/10K per 13” reel (52mm tape), 20K/box
D8/10K per Ammo tape (52mm tape), 20K/box
Dimensions in inches and (millimeters)
Maximum Ratings and Thermal Characteristics
Parameter
Zener Current (see Table “Characteristics”)
Power Dissipation at T
amb
= 25°C
Thermal Resistance Junction to Ambient Air
Junction Temperature
Storage Temperature Range
P
tot
R
θJA
T
j
T
S
Symbol
(T
A
= 25°C unless otherwise noted)
Value
500
(1)
300
(1)
175
–55 to +175
Unit
mW
°C/W
°C
°C
Note:
(1) Valid provided that leads at a distance of 3/8” from case are kept at ambient temperature.
Document Number 88319
26-Apr-02
www.vishay.com
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