參數資料
型號: 1SMA4740
廠商: PanJit International Inc.
元件分類: 參考電壓二極管
英文描述: Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
中文描述: 在250μA低電流操作,低反向漏,低噪聲穩(wěn)壓二極管(250μA工作電流,小反向漏電流,低噪聲,齊納二極管)
文件頁數: 3/5頁
文件大?。?/td> 363K
代理商: 1SMA4740
PAGE . 3
STAD-JAN.27.2005
NOTE:
1. Tolerance and Type Number Designation. The type umbers listed have a standard tolerance on the nominal zener
voltage of
5%
2. Specials Available Include:
A. Nominal zener voltages between the voltages shown and tighter voltage tolerances.
B. Matched sets.
3. Zener Voltage (Vz) Measurement. Guarantees the zener voltage when measured at 90 seconds while maintaining
the lead temperature (T ) at 30 C
1 C, from the diode body.
4. Zener Impedance (Zz) Derivation. The zener impedance is derived from the 60 cycle ac voltage, which results when
an ac current having an rms value equal to 10% of the dc zener current (Izt or Izk) is superimposed on Izt or Izk.
5. Surge Current (Ir) Non-Repetitive. The rating listed in the electrical characteristics table is maximum peak,
non-repetitive, reverse surge current of 1/2
+
+
L
1.0
0.75
0.5
0.25
0
0
20
40
60
80
1
1
1
1
1
2
0
2
4
6
8
0
0
0
0
0
0
0
T , LEAD TEMPERATURE ( C)
P
D
RATING AND CHARACTERISTICS CURVES
L=LEAD LENGTH
TO HEAT SINK
FIGURE.1 POWER TEMPERATURE DERATING CURVE
FIGURE.2 TEMPERATURE COEFICIENTS
(-55 C TO +150 C TEMPERATURE RANGE; 90% OF THE UNITS ARE IN THE RANGES INDICATED.)
a.RANGE FOR UNITS TO 12 VOLTS
b.RANGE FOR UNITS 12 TO 100 VOLTS
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1SMA4739 Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
1SMA5925 Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
1SMA5914 Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
1SMA5915 Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
1SMA5916 Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
相關代理商/技術參數
參數描述
1SMA4740 _R1 _10001 制造商:PanJit Touch Screens 功能描述:
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1SMA4740 R3G 功能描述:DIODE ZENER 10V 1.25W DO214AC 制造商:taiwan semiconductor corporation 系列:- 包裝:帶卷(TR) 零件狀態(tài):在售 電壓 - 齊納(標稱值)(Vz):10V 容差:±5% 功率 - 最大值:1.25W 阻抗(最大值)(Zzt):7 Ohms 不同?Vr 時的電流 - 反向漏電流:5μA @ 7.6V 工作溫度:-55°C ~ 175°C(TJ) 安裝類型:表面貼裝 封裝/外殼:DO-214AC,SMA 供應商器件封裝:DO-214AC(SMA) 標準包裝:1,800
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