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參數(shù)資料
| 型號： | P4SMA250CA |
| 廠商： | Littelfuse, Inc. |
| 英文描述： | Silicon Avalanche Diodes - 400W Surface Mount Transient Voltage Supressors |
| 中文描述： | 硅雪崩二極管- 400W表面貼裝瞬態(tài)電壓Supressors |
| 文件頁數(shù)： | 1/4頁 |
| 文件大?。?/td> | 144K |
| 代理商： | P4SMA250CA |
Silicon Avalanche Diodes
258
www.littelfuse.com
400W Surface Mount Transient Voltage Supressors
P4SMA Series
FEATURES
RoHS
compliant
For surface mounted applications in order to optimize
board space
Low profile package
Built-in strain relief
Glass passivated junction
Low Inductance
Excellent clamping capability
Repetition Rate (duty cycle):0.01%
Fast response time: typically less than 1.0ps from 0 Volts to
V(BR) for unidirectional types
Typical IR less than 1μA above 10V
High temperature soldering: 250C/10 seconds at terminals
DEVICES FOR BIPOLAR APPLICATION
For Bidirectional use Suffix CA for types P4SMA6.8CA thru types
P4SMA550CA
Electrical characteristics apply in both directions
MAXIMUM RATINGS AND CHARACTERISTICS
@25C AMBIENT TEMPERATURE (unless otherwise noted)
PARAMETER
Peak pulse power Dissipation on
10/1000μs waveform (Note 1.2,FIG.1)
Peak pulse current of on 10/1000μs
waveform (Note 1, FIG.3)
Peak Forward Surge Current,
8.3ms Single Half Sine-Wave
Superimposed on Rated Load,
(JEDEC Method)(Note2,3)
Operating junction and Storage
Temperature Range
VALUE
Min
400
See Table 1
40
-55 to +150
UNIT
Watts
Amps
Amps
°C
Notes:
1. Non-repetitive current pulse, per Fig.3 and derated above
TA= 25C per Fig.2
2. Mounted on 5.0mm
2
(0.03mm thick) Copper Pads to each
terminal
3. 8.3ms single half sine-wave, or equivalent square wave,
Duty cycle = 4 pulses per minutes maximum
SYMBOL
PPPM
IPPM
IFSM
Tj, TsTG
Mechanical Specifications:
Weight:
Case:
0.002 ounce, 0.061 gram
JEDEC DO214AC. Molded plastic over
glass passivated junction
Any
Color band denoted positive end
(cathode) except Bidirectional
Solder plated, solderable per MIL-STD-
750, Method 2026
12mm tape (EIA STD RS-481)
Mounting Position:
Polarity:
Terminal:
Standard Packaging:
Agency Approvals:
Recognized under the Components Program
of Underwriters Laboratories.
Agency File Numbers
:
E128667
P4SMA
C A
Voltage
Bi-Directional
5% Voltage
T = Tape and reeled (5000pcs)
Tolerance
ORDERING INFORMATION
RoHS
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