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20KPA44CAB

Description
20000W, BIDIRECTIONAL, SILICON, TVS DIODE, HALOGEN FREE AND ROHS COMPLIANT, PLASTIC PACKAGE-2
CategoryDiscrete semiconductor    diode   
File Size882KB,6 Pages
ManufacturerLittelfuse
Websitehttp://www.littelfuse.com
Environmental Compliance
Download Datasheet Parametric View All

20KPA44CAB Overview

20000W, BIDIRECTIONAL, SILICON, TVS DIODE, HALOGEN FREE AND ROHS COMPLIANT, PLASTIC PACKAGE-2

20KPA44CAB Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?conform to
package instructionO-PALF-W2
Contacts2
Reach Compliance Codeunknow
Other featuresUL RECOGNIZED
Minimum breakdown voltage49.1 V
Shell connectionISOLATED
ConfigurationSINGLE
Diode component materialsSILICON
Diode typeTRANS VOLTAGE SUPPRESSOR DIODE
JESD-30 codeO-PALF-W2
JESD-609 codee3
Humidity sensitivity level2
Maximum non-repetitive peak reverse power dissipation20000 W
Number of components1
Number of terminals2
Maximum operating temperature175 °C
Minimum operating temperature-55 °C
Package body materialPLASTIC/EPOXY
Package shapeROUND
Package formLONG FORM
Peak Reflow Temperature (Celsius)260
polarityBIDIRECTIONAL
Maximum power dissipation8 W
Certification statusNot Qualified
Maximum repetitive peak reverse voltage44 V
surface mountNO
technologyAVALANCHE
Terminal surfaceMATTE TIN
Terminal formWIRE
Terminal locationAXIAL
Maximum time at peak reflow temperature30
Base Number Matches1
Axial Leaded – 20000W > 20KPA series
Transient Voltage Suppression Diodes
20KPA Series
Description
Uni-directional
RoHS
The 20KPA Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
V
BR
@T
J
= V
BR
@25°C × (1+
α
T
x (T
J
- 25))
(αT: Temperature Coefficient)
Bi-directional
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(T
A
=25°C unless otherwise noted)
Parameter
Peak Pulse Power Dissipation by
10/1000μs Test Waveform (Fig.2)
(Note 1)
Steady State Power Dissipation on
Inifinite Heat Sink at T
L
=75ºC (Fig. 6)
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave Unidirectional
Only (Note 2)
Operating Junction and Storage
Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
Symbol
P
PPM
P
D
I
FSM
T
J
, T
STG
R
uJL
R
uJA
Value
20000
8.0
400
-55 to 150
8.0
40
Unit
W
W
A
°C
°C/W
°C/W
• Glass passivated chip
junction in P600 package
• 20000W peak pulse
capability at 10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• Fast response time:
typically less than 1.0ps
from 0 Volts to BV min
• Excellent clamping
capability
• Typical failure mode is
short from over-specified
voltage or current
• Whisker test is conducted
based on JEDEC
JESD201A per its table 4a
and 4c
• IEC-61000-4-2 ESD
15kV(Air), 8kV (Contact)
• ESD protection of data
Applications
lines in accordance with
IEC 61000-4-2 (IEC801-2)
• EFT protection of data
lines in accordance with
IEC 61000-4-4 (IEC801-4)
• Low incremental surge
resistance
• Typical I
R
less than 2μA
above 49V
• High temperature
soldering guaranteed:
260°C/40 seconds /
0.375”
,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• Plastic package has
underwriters laboratory
flammability classification
94V-O
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above T
A
= 25°C per Fig. 3.
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per
minute maximum.
TVS devices are ideal for the protection of I/O interfaces,
V
CC
bus and other vulnerable circuits used in telecom,
computer, industrial and consumer electronic applications.
Functional Diagram
Additional Information
Bi-directional
Datasheet
Resources
Samples
Cathode
Uni-directional
Anode
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
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