SMBJ54A-HR 데이터 시트보기 (PDF) - Littelfuse, Inc
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SMBJ54A-HR Datasheet PDF : 6 Pages
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Transient Voltage Suppression Diodes
Surface Mount – 600W > SMBJ-HR series
SMBJ-HR Series
RoHS
Uni-directional
TVS
Diode
Arrays
Description
(SPA™Family of
Products)
The SMBJ-HR High Reliability series is designed
Bi-directional
specifically to protect sensitive electronic equipment from
voltage transients induced by lightning and other transient
voltage events.
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E128662/E230531
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Parameter
Symbol Value Unit
Peak Pulse Power Dissipation at
TA=25ºC by 10/1000µs Waveform
PPPM
600
W
(Fig.2)(Note 1), (Note 2)
Power Dissipation on Infinite Heat
Sink at TA=50OC
PM(AV)
5.0
W
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
IFSM
100
A
Maximum Instantaneous Forward
Voltage at 50A for Unidirectional
Only (Note 4)
VF
3.5V/5.0 V
Operating Junction and Storage
Temperature Range
TJ, TSTG -55 to 150 °C
Typical Thermal Resistance Junction
to Lead
RuJL
20
°C/W
Typical Thermal Resistance Junction
to Ambient
RuJA
100 °C/W
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above TA = 25OC per Fig. 3.
2. Mounted on copper pad area of 0.2x0.2” (5.0 x 5.0mm) to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional
device only, duty cycle=4 per minute maximum.
4. VF<3.5V for VBR <_ 200V and VF<5.0V for VBR >_ 201V.
Functional Diagram
Features
• Excellent clamping
capability
• Low incremental surge
resistance
• Typical IR less than 1µA
above 12V
• For surface mounted
applications to optimize
board space
• Low profile package
• T ypical failure mode is
short from over-specified
voltage or current
• W hisker 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
lines in accordance with
IEC 61000-4-2 (IEC801-2)
• EFT protection of data
lines in accordance with
IEC 61000-4-4 (IEC801-4)
• Built-in strain relief
• Fast response time:
typically less than 1.0ps
from 0V to BV min
• 600W peak pulse power
capability at 10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• V BR @TJ= VBR@25°C x (1+αT
x (TJ - 25))
(αT:Temperature Coefficient)
• Glass passivated chip
junction
• High temperature
soldering guaranteed:
260°C/40 seconds at
terminals
• Plastic package has
underwriters laboratory
flammability 94V-O
• Meet MSL level1, per
J-STD-020, LF maximun
peak of 260°C
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
Applications
TVS devices are ideal for the protection of I/O Interfaces,
VCC bus and other vulnerable circuits used in Telecom,
Computer, Industrial and Consumer electronic applications.
Bi-directional
Cathode
Uni-directional
Anode
©2014 Littelfuse, Inc.
83
Specifications are subject to change without notice.
Revised: 05/08/14
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