SMDJ18A Littelfuse Inc, SMDJ18A Datasheet

DIODE TVS 18V 3000W 5% UNI SMD

SMDJ18A

Manufacturer Part Number
SMDJ18A
Description
DIODE TVS 18V 3000W 5% UNI SMD
Manufacturer
Littelfuse Inc
Series
SMDJr
Datasheet

Specifications of SMDJ18A

Package / Case
DO-214AB, SMC
Voltage - Reverse Standoff (typ)
18V
Voltage - Breakdown
20V
Power (watts)
3000W
Polarization
Unidirectional
Mounting Type
Surface Mount
Polarity
Unidirectional
Channels
1 Channel
Clamping Voltage
29.2 V
Operating Voltage
18 V
Breakdown Voltage
20 V
Termination Style
SMD/SMT
Peak Surge Current
102.7 A
Peak Pulse Power Dissipation
3000 W
Maximum Operating Temperature
+ 150 C
Minimum Operating Temperature
- 65 C
Dimensions
6.22 mm W x 8.13 mm L x 2.62 mm H
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
SMDJ18ATR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SMDJ18A
Manufacturer:
SURGING
Quantity:
7 813
Part Number:
SMDJ18AH
Manufacturer:
ODV
Quantity:
20 000
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above T
2. Mounted on copper pad area of 0.31x0.31” (8.0 x 8.0mm) to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/SMDJ.html for current information.
Agency Approvals
Maximum Ratings and Thermal Characteristics
(T
Parameter
Peak Pulse Power Dissipation at
T
(Fig.1)(Note 1), (Note 2)
Power Dissipation on infinite heat
sink at T
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
Maximum Instantaneous Forward
Voltage at 100A for Unidirectional
only
Operating Junction and Storage
Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
device only, duty cycle=4 per minute maximum.
AGENCY
A
=25ºC by 10x1000μs waveform
A
RoHS
=25
O
A
C unless otherwise noted)
=50
O
C
SMDJ Series
AGENCY FILE NUMBER
E230531
Symbol
T
P
J
P
I
, T
R
R
M(AV)
FSM
V
PPM
uJL
uJA
F
STG
A
= 25
Transient Voltage Suppression Diodes
Surface Mount – 3000W > SMDJ series
-65 to 150
O
Value
C per Fig. 2.
3000
300
6.5
3.5
15
75
°C/W
°C/W
Unit
Revision: January 09, 2009
W
W
°C
A
V
53
Description
The SMDJ series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
Applications
TVS devices are ideal for the protection of I/O Interfaces,
V
Computer, Industrial and Consumer electronic applications.
CC
applications in order to
optimize board space
temperature coefficient
ΔV
junction
capability at 10×1000μs
waveform, repetition rate
(duty cycles):0.01%
bus and other vulnerable circuits used in Telecom,
BR
= 0.1% x V
BR
@25°C x ΔT
typically less than 1.0ps
from 0V to BV min
capability
resistance
above 12V
soldering guaranteed:
260°C/40 seconds at
terminals
Underwriters Laboratory
Flammability 94V-O
R
less than 2μA
SMDJ Series

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SMDJ18A Summary of contents

Page 1

SMDJ Series RoHS Agency Approvals AGENCY AGENCY FILE NUMBER E230531 Maximum Ratings and Thermal Characteristics (T = unless otherwise noted) A Parameter Symbol Peak Pulse Power Dissipation at T =25ºC by 10x1000μs waveform P A PPM (Fig.1)(Note 1), ...

Page 2

... SMDJ13A SMDJ13CA PEG DEG SMDJ14A SMDJ14CA PEK DEK SMDJ15A SMDJ15CA PEM DEM SMDJ16A SMDJ16CA PEP DEP SMDJ17A SMDJ17CA PER DER SMDJ18A SMDJ18CA PET DET SMDJ20A SMDJ20CA PEV DEV SMDJ22A SMDJ22CA PEX DEX SMDJ24A SMDJ24CA PEZ DEZ SMDJ26A SMDJ26CA PFE DFE SMDJ28A ...

Page 3

Ratings and Characteristic Curves (T =25°C unless otherwise noted) A Figure 1 - Peak Pulse Power Rating Curve 1000 100 10 1 0.31x0.31" (8.0x8.0mm) Copper Pad Area 0.1 0.0000001 0.000001 0.00001 t -Pulse Width (Sec.) d Figure 3 - Pulse ...

Page 4

Transient Voltage Suppression Diodes Surface Mount – 3000W > SMDJ series Soldering Parameters Reflow Condition - Temperature Min (T ) s(min) Pre Heat - Temperature Max (T ) s(max) - Time (min to max Average ramp up ...

Page 5

Part Numbering System SMDJ XXX VOLTAGE TOLERANCE BI-DIRECTIONAL VOLTAGE SERIES Packaging Component Part number Quantity Package SMDJxxxXX DO-214AB 3000 ©2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.Littelfuse.com/series/SMDJ.html for current information. Transient ...

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