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SMAJ7.0A

Description
极性:Unidirectional 峰值脉冲电流(10/1000us):33.3A 箝位电压:12V 击穿电压(最小值):7.78V 反向关断电压(典型值):7V
CategoryDiscrete semiconductor    diode   
File Size1014KB,6 Pages
ManufacturerLittelfuse
Websitehttp://www.littelfuse.com
Environmental Compliance
Download Datasheet Parametric View All

SMAJ7.0A Overview

极性:Unidirectional 峰值脉冲电流(10/1000us):33.3A 箝位电压:12V 击穿电压(最小值):7.78V 反向关断电压(典型值):7V

SMAJ7.0A Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?conform to
MakerLittelfuse
Parts packaging codeDO-214AC
package instructionR-PDSO-C2
Contacts2
Reach Compliance Codenot_compliant
ECCN codeEAR99
Other featuresLOW INDUCTANCE, EXCELLENT CLAMPING CAPABILITY
Maximum breakdown voltage8.6 V
Minimum breakdown voltage7.78 V
Breakdown voltage nominal value8.19 V
Maximum clamping voltage12 V
ConfigurationSINGLE
Diode component materialsSILICON
Diode typeTRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 codeDO-214AC
JESD-30 codeR-PDSO-C2
JESD-609 codee3
Humidity sensitivity level1
Maximum non-repetitive peak reverse power dissipation50000 W
Number of components1
Number of terminals2
Maximum operating temperature150 °C
Minimum operating temperature-65 °C
Package body materialPLASTIC/EPOXY
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)260
polarityUNIDIRECTIONAL
Certification statusNot Qualified
Maximum repetitive peak reverse voltage7 V
surface mountYES
technologyAVALANCHE
Terminal surfaceMatte Tin (Sn)
Terminal formC BEND
Terminal locationDUAL
Maximum time at peak reflow temperature40
Transient Voltage Suppression Diodes
Surface Mount – 400W > SMAJ series
SMAJ Series
Uni-directional
Description
RoHS
Pb
e3
Bi-directional
The SMAJ series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
• 400W Peak pulse power
capability at 10/1000µs
waveform, repetition rate
(duty cycle): 0.01%
• Excellent clamping
capability
• Typical I
R
less than 1μA
when V
BR
min>12V
• For surface mounted
applications to optimize
board space
• Low profile package
• 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
30kV(Air), 30kV (Contact)
• ESD protection of data
lines in accordance with
IEC 61000-4-2
• EFT protection of data
lines in accordance with
IEC 61000-4-4
• Built-in strain relief
Applications
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.
Additional Infomarion
• Fast response time:
typically less than 1.0ps
from 0 Volts to V
BR
min
• Glass passivated junction
• Low inductance
• High temperature
to reflow soldering
guaranteed: 260°C/40sec
• V
BR
@ T
J
= V
BR
@25°C
x (1+
α
T x (T
J
- 25))
(
α
T:Temperature
Coefficient, typical value
is 0.1%)
• Plastic package is
flammability rated
V-0 per Underwriters
Laboratories
• Meet MSL level1, per
J-STD-020, LF maximun
peak of 260
°
C
• Matte tin lead–free Plated
• Halogen free and RoHS
compliant
• Pb-free E3 means 2nd
level interconnect is
Pb-free and the terminal
finish material is tin(Sn)
(IPC/JEDEC J-STD-
609A.01)
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
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.2)(Note 1), (Note 2), (Note 5)
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 25A for Unidirectional
Only (Note 4)
Operating Temperature Range
Storage Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
Symbol
P
PPM
P
D
I
FSM
V
F
T
J
T
STG
R
θJL
R
θJA
Value
400
3.3
60
3.5/5.0
-65 to 150
-65 to 175
30
120
Unit
W
W
A
V
°C
°C
°C/W
°C/W
Notes:
1. Non-repetitive current pulse, per Fig.4 and derated above T
J
(initial) =25ºC per Fig. 3.
2. Mounted on 5.0x5.0mm copper pad to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional
device only.
4. V
F
< 3.5V for single die parts and V
F
< 5.0V for stacked-die parts.
5. The P
PPM
of stacked-die parts is 600W and please contact littelfuse for the detail
stacked-die parts.
Functional Diagram
Bi-directional
Datasheet
Resources
Samples
Cathode
Uni-directional
Anode
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15
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