SMAT70A_09 [DIODES]
400W, 600W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR; 400W ， 600W表面贴装瞬态电压抑制器
| 型号： | SMAT70A_09 |
| 厂家： | 
DIODES INCORPORATED |
| 描述： | 400W, 600W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR |
| 文件： | 总4页 (文件大小：111K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SMAT70A / SMBT70A
Green
400W, 600W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
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Features
Mechanical Data
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400, 600W Peak Pulse Power Dissipation
70V Standoff Voltage
100V Maximum Clamping Voltage - A requirement of many -
48V Backplane Telecom Applications
Glass Passivated Die Construction
Fast Response Time: Typically less than 1 ps
Lead Free Finish, RoHS Compliant (Note 4)
Green Molding Compound (No Halogen and Antimony)
(Note 5)
•
•
Case: SMA / SMB
Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Terminals: Lead Free Plating (Matte Tin Finish). Solderable
per MIL-STD-202, Method 208
Polarity Indicator: Cathode Band
Marking Information: See Page 2
Ordering Information: See Page 2
Weight: SMA 0.064 grams (approximate)
SMB 0.093 grams (approximate)
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Qualified to AEC-Q101 Standards for High Reliability
Bottom View
Top View
Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic
Peak Pulse Power Dissipation
(Non repetitive current pulse derated above TA = 25° C)
Peak Forward Surge Current, 8.3ms Single Half Sine Wave
Superimposed on Rated Load (Note 2)
Symbol
SMAT70A
SMBT70A
Unit
400
600
W
PPK
40
100
A
V
IFSM
VF
3.5
Instantaneous Forward Voltage @ IPP = 35A (Note 2)
Thermal Characteristics
Characteristic
Operating and Storage Temperature Range
Symbol
TJ, TSTG
Value
-55 to +150
Unit
°C
Electrical Characteristics @TA = 25°C unless otherwise specified
Typical
Voltage
Temp.
Variation
of VBR
Breakdown
Voltage
VBR @ IT
(Note 3)
Max.
Reverse
Leakage @ Voltage @
Max.
Clamping
Typical
Max. Peak
Pulse Current
Ipp
Reverse
Standoff
Voltage
Test
Current
Junction
Capacitance
(Note 3)
Marking
Code
Part Number
VRWM
Ipp
Min
(V)
Max
(V)
(A)
(pF)
VRWM (V)
IT (mA)
IR (μA)
VC (V)
mV/°C
SMAT70A
SMBT70A
70
70
77.8 89.5
77.8 89.5
1.0
1.0
5.0
5.0
100
100
3.5
5.3
140
290
80
80
KEX
NPX
Notes:
1. Measured with 8.3ms single half sine-wave. Duty cycle = 4 pulses per minute maximum.
2. VBR measured with IT current pulse = 300μs.
3. f = 1MHz, VR = 0VDC.
4. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied. Please visit our website at http://www.diodes.com/quality/lead_free.html.
5. Product manufactured with Data Code 0924 (week 24, 2009) and newer are built with Green Molding Compound.
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July 2009
© Diodes Incorporated
SMAT70A / SMBT70A
Document number: DS30213 Rev. 10 - 2
SMAT70A / SMBT70A
100
75
50
25
0
10 X 1000 Waveform
as defined by REA
t
p
0
25
50 75 100 125 150 175 200
TA, AMBIENT TEMPERATURE ( C)
Fig. 1 Pulse Derating Curve
t, TIME (ms)
Fig. 2 Pulse Waveform
°
100
95
100
T
= 25°C
J
Non Repetitive
Pulse Waveform
Shown in Fig. 3
10
90
85
SMBT70A
SMAT70A
1.0
0.1
80
75
50
100
125
150
0
25
75
0.1
1.0
10
100
1,000 10,000
TA, AMBIENT TEMPERATURE (°C)
tp, PULSE WIDTH (µs)
Fig. 4 Average Breakdown Voltage vs. Ambient Temperature
Fig. 3 Pulse Rating Curve
Ordering Information (Note 6)
Part Number
SMAT70A-13-F
SMBT70A-13-F
Case
SMA
SMB
Packaging
5000/Tape & Reel
3000/Tape & Reel
Notes:
6. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
xxx = Product type marking code
See Electrical Characteristics Table
= Manufacturers’ code marking
YWW = Date code marking
Y = Last digit of year ex: 2 for 2002
WW = Week code 01 to 52
YWW
xxx
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July 2009
© Diodes Incorporated
SMAT70A / SMBT70A
Document number: DS30213 Rev. 10 - 2
SMAT70A / SMBT70A
Package Outline Dimensions
B
SMA
Min
SMB
Dim
A
B
C
D
E
G
H
Max
2.92
4.60
1.63
0.31
5.59
0.20
1.52
2.30
Dim
A
B
C
D
E
G
H
Min
3.30
4.06
1.96
0.15
5.00
0.05
0.76
2.00
Max
3.94
4.57
2.21
0.31
5.59
0.20
1.52
2.62
2.29
4.00
1.27
0.15
4.80
0.05
0.76
2.01
A
C
D
J
J
J
All Dimensions in mm
All Dimensions in mm
G
H
E
Suggested Pad Layout
SMA
Dimensions
Value (in mm)
Z
G
X
Y
C
6.5
1.5
1.7
2.5
4.0
C
X
SMB
Dimensions
Value (in mm)
Z
G
X
Y
C
6.7
1.8
2.3
2.5
4.3
G
Z
Y
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© Diodes Incorporated
SMAT70A / SMBT70A
Document number: DS30213 Rev. 10 - 2
SMAT70A / SMBT70A
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume
all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2009, Diodes Incorporated
www.diodes.com
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July 2009
© Diodes Incorporated
SMAT70A / SMBT70A
Document number: DS30213 Rev. 10 - 2
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