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參數(shù)資料
| 型號： | SMBT70A-7 |
| 廠商： | DIODES INC |
| 元件分類： | TVS二極管 - 瞬態(tài)電壓抑制 |
| 英文描述： | 600 W, UNIDIRECTIONAL, SILICON, TVS DIODE |
| 封裝： | PLASTIC, SMB, 2 PIN |
| 文件頁數(shù)： | 1/2頁 |
| 文件大小： | 67K |
| 代理商： | SMBT70A-7 |
DS30213 Rev. C-2
1 of 2
SMAT70A/SMBT70A
SMAT70A/SMBT70A
400W, 600W SURFACE MOUNT TRANSIENT
VOLTAGE SUPPRESSOR
Maximum Ratings @ TA = 25°C unless otherwise specified
Characteristic
Symbol
SMAT70A
SMBT70A
Unit
Peak Pulse Power Dissipation
(Non repetitive current pulse derated above TA =25
°C)
PPK
400
600
W
Peak Forward Surge Current, 8.3ms Single Half Sine
Wave Superimposed on Rated Load (JEDEC Method)
(Note 2)
IFSM
40
100
A
Instantaneous Forward Voltage @ IPP = 35A
(Note 2)
VF
3.5
V
Operating and Storage Temperature Range
Tj,TSTG
-55 to +150
°C
Features
Case: SMA, SMB Transfer Molded Epoxy
Terminals: Solderable per MIL-STD-202,
Method 208
Polarity Indicator: Cathode Band
Marking: Date Code and Marking Code
Weight: SMA 0.064 grams
SMB 0.093 grams
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
Plastic Material - UL Flammability
Classification Rating 94V-0
Mechanical Data
A
B
C
D
G
H
E
J
Part Number
Reverse
Standoff
Voltage
Breakdown
Voltage
VBR @ IT
(Note 3)
Test
Current
Max.
Reverse
Leakage @
VRWM
Max.
Clamping
Voltage @
Ipp
Max. Peak
Pulse
Current
Ipp
Typical
Junction
Capacitance
(Note 4)
Typical
Voltage
Temp.
Variation
of VBR
Marking
Code
VRWM (V)
Min
(V)
Max
(V)
IT (mA)
IR (
mA)
VC (V)
(A)
(pF)
mV/
°C
SMAT70A
70
77.8
89.5
1.0
5.0
100
3.5
55
80
KEX
SMBT70A
70
77.8
89.5
1.0
5.0
100
5.3
80
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 = 300
ms.
3. f = 1MHz, VR = 0VDC.
SMAT70A
SMBT70A
Package
SMA
SMB
Dim
Min
Max
Min
Max
A
2.29
2.92
3.30
3.94
B
4.00
4.60
4.06
4.57
C
1.27
1.63
1.96
2.21
D
0.15
0.31
0.15
0.31
E
4.80
5.59
5.00
5.59
G
0.10
0.20
0.10
0.20
H
0.76
1.52
0.76
1.52
J
2.01
2.62
2.00
2.62
SMA, SMB
NEW
PRODUCT
@TA = 25°C unless otherwise specified
Electrical Characteristics
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