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參數(shù)資料
| 型號(hào)： | UMA18CA |
| 廠商： | MICROSEMI CORP-SCOTTSDALE |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | ULTRAMITE SURFACE MOUNT 500 Watt Transient Voltage Suppressor 5.0 to 170 V |
| 中文描述： | 500 W, BIDIRECTIONAL, SILICON, TVS DIODE |
| 封裝： | PLASTIC, ULTRAMITE, 2 PIN |
| 文件頁(yè)數(shù)： | 3/4頁(yè) |
| 文件大?。?/td> | 253K |
| 代理商： | UMA18CA |
UMA5.0A thru UMA170CA
U
LTRA
M
ITE SURFACE MOUNT 500 Watt
Transient Voltage Suppressor 5.0 to 170 V
SCOTTSDALE DIVISION
W
M
.
C
U
SYMBOLS & DEFINITIONS
Symbol
V
WM
P
PP
V
(BR)
I
D
Definition
Symbol
I
PP
V
C
I
(BR)
Definition
Working Peak (Standoff) Voltage
Peak Pulse Power
Breakdown Voltage
Standby Current
Peak Pulse Current
Clamping Voltage
Breakdown Current for V
(BR)
GRAPHS
tw Microseconds
Figure 1 – Peak Pulse Power (P
PP
) – Kilowatts
versus
Pulse Width (t
W
) - Microseconds
C
Pulse Waveform for Exponential Surge
FIGURE 2
Lead Temperature
o
C
FIGURE 3
Derating Curve
V
(BR)
- Breakdown Voltage – Volts
FIGURE 4
Typical Capacitance vs. Breakdown Voltage
P
(
P
)
o
C
Test wave form
parameterxs
tr = 10
μ
sec.
tp = 1000
μ
sec.
Microsemi
Scottsdale Division
8700 E. Thomas Rd. PO Box 1390, Scottsdale, AZ 85252 USA, (480) 941-6300, Fax: (480) 947-1503
Page 3
Copyright
2002
MSCUMA5.0.PDF 10-16-2003 REV B
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