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SMCJ20.0A-HR

Description
tvs diodes - transient voltage suppressors 20v 1500w 5% tol high rel uni
Categorysemiconductor    Discrete semiconductor   
File Size885KB,6 Pages
ManufacturerLittelfuse
Websitehttp://www.littelfuse.com
Environmental Compliance
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SMCJ20.0A-HR Overview

tvs diodes - transient voltage suppressors 20v 1500w 5% tol high rel uni

SMCJ20.0A-HR Parametric

Parameter NameAttribute value
ManufactureLittelfuse
Product CategoryTVS Diodes - Transient Voltage Suppressors
RoHSYes
PolarityUnidirectional
Operating Voltage20 V
Breakdown Voltage24.5 V
Clamping Voltage32.4 V
Peak Surge Curre46.3 A
Package / CaseDO-214AB-2
Minimum Operating Temperature- 55 C
Maximum Operating Temperature+ 150 C
Mounting StyleSMD/SMT
PackagingReel
Peak Pulse Power Dissipati1.5 kW
Factory Pack Quantity500
Termination StyleSMD/SMT
Transient Voltage Suppression Diodes
Surface Mount – 1500W > SMCJ-HR Series
SMCJ-HR Series
Uni-directional
Description
RoHS
Pb
e3
Bi-directional
The SMCJ-HR High Reliability series is designed
specifically to protect sensitive electronic equipment from
voltage transients induced by lightning and other transient
voltage events.
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Features
• SMT for minimal board
footprint
• Low profile package
• Built-in strain relief
V
BR
@T
J
= V
BR
@25°C x (1+αT x
(T
J
- 25))
(αT:Temperature Coefficient)
Value
1500
6.5
200
3.5/5.0
-65 to 150
15
75
Unit
W
W
A
V
°C
°C/W
°C/W
Maximum Ratings and Thermal Characteristics
(T
A
=25
O
C unless otherwise noted)
Parameter
Peak Pulse Power Dissipation at
T
A
=25ºC by
10/1000µs
waveform
(Fig.1)(Note 1), (Note 2)
Power Dissipation on infinite heat
sink at T
L
=50
O
C
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
Maximum Instantaneous Forward
Voltage at 100A for Unidirectional
only (Note 4)
Operating Junction and Storage
Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
Symbol
P
PPM
P
M(AV)
I
FSM
V
F
T
J
, T
STG
R
uJL
R
uJA
• Glass passivated chip
junction
• 1500W peak pulse power
capability at
10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• Fast response time:
typically less than 1.0ps
from 0V to BV min
• Excellent clamping
capability
• Low incremental surge
resistance
• Typical I
R
≤ 1µA for V
R
>
11.10V
• High Temperature
soldering guaranteed:
260°C/40 seconds at
terminals
• UL Recognized compound
meeting flammability
rating V-0
• Meet MSL level1, per
J-STD-020, LF maximun
peak of 260
°
C
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
2nd level interconnect is
Pb-free per IPC/JEDEC
J-STD-609A.01
Applications
SMCJ-HR components are ideal for the protection of I/O
Interfaces, V
CC
bus and other vulnerable circuits used in
Telecom, Computer, Industrial and Consumer electronic
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above T
A
= 25
O
C per Fig. 2.
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
component only, duty cycle=4 per minute maximum.
Functional Diagram
Bi-directional
Cathode
Uni-directional
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/28/18
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