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参数资料
| 型号： | SMF54A/G1 |
| 厂商： | VISHAY SEMICONDUCTORS |
| 元件分类： | 参考电压二极管 |
| 英文描述： | 1000 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-219 |
| 封装： | PLASTIC, SMF, 2 PIN |
| 文件页数： | 1/3页 |
| 文件大小： | 25K |
| 代理商： | SMF54A/G1 |
SMF5.0A thru SMF188A
Vishay Semiconductors
formerly General Semiconductor
Document Number 88433
www.vishay.com
12-Sep-02
1
New Product
Surface Mount TransZorb
Transient Voltage Suppressors
Stand-off Voltage 5.0 to 188V
Peak Pulse Power
1000W (8/20ms pulse)
200W (10/1000ms pulse)
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol
Value
Unit
Peak pulse power dissipation with a 10/1000
s waveform(1)
PPPM
200
W
8/20
s waveform
1000
Peak pulse current with a 10/1000
s waveform(1)
IPPM
See Next Table
A
Peak forward surge current 8.3ms single half sine-wave
IFSM
20
A
uni-directional only
Operating junction and storage temperature range
TJ, TSTG
–55 to +150
°C
Note: (1) Non-repetitive current pulse and derated above TA = 25°
Rating is 150W (10/1000
s pulse) above 78V
Detail
Z
enlarged
0.00 – 0.10
Top View
1.0
± 0.2
1.8
± 0.1
2.8
± 0.1
0.98
± 0.1
0.05 - 0.30
3.7
± 0.2
0.60
± 0.25
5
°
5
°
Z
Cathode Band
Dimensions in
millimeters
DO-219 (SMF)
Features
For surface mounted applications.
Low-profile package
Optimized for LAN protection applications
Ideal for ESD protection of data lines in accordance
with IEC 1000-4-2 (IEC801-2)
Ideal for EFT protection of data lines in accor-
dance with IEC 1000-4-4 (IEC801-4)
Glass passivated junction
Low incremental surge resistance, excellent
clamping capability
200W peak pulse power capability with a 10/1000
s
waveform, repetition rate (duty cycle): 0.01%
(150W above 78V)
Very fast response time
High temperature soldering guaranteed:
250°C/10 seconds at terminals
Mechanical Data
Case: Low-profile plastic case
Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026
Polarity: The band denotes the cathode, which is
positive with respect to the anode under normal
TVS operation
Mounting Position: Any
Weight: approx. 0.01g
Packaging codes-options:
G1-10K per 13” reel (8mm tape), 50K/box
G2-3K per 7” reel (8mm tape), 30K/box
Mounting Pad Layout
Patented
1.6
1.2
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