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參數資料
| 型號： | 1N5257 |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | Low Current Operation at 250 ，Low Reverse Leakage,Low Noise Zener Diode |
| 中文描述： | 250 的低電流運算，低反向泄露，低噪聲穩壓二極管 |
| 文件頁數： | 1/3頁 |
| 文件大小： | 74K |
| 代理商： | 1N5257 |
SYMBOL
MIN.
TYP
MAX.
UNIT
Thermal Resistance
Junction to Ambient Air
R
Θ
JA
–
–
300
(1)
°C/W
Forward Voltage
at I
F
= 200 mA
V
F
–
–
1.1
Volts
NOTES:
Valid provided that leads at a distance of 10 mm from case are kept at ambient temperature.
SYMBOL
VALUE
UNIT
Zener Current (see Table “Characteristics”)
Power Dissipation at T
amb
= 75°C
P
tot
500
(1)
mW
Maximum Junction Temperature
T
j
175
°C
Storage Temperature Range
T
S
– 65 to +175
°C
1/21/99
FEATURES
Silicon Planar Power Zener Diodes
Standard Zener voltage tolerance is ± 5%
with a “B” suffix. Other tolerances are
available upon request.
These diodes are also available in Mini-MELF case with
the type designation ZMM5225 ... ZMM5267, SOT-23
case with the type designation MMBZ5265 ... MMBZ5267
and SOD-23 case with the types designation MMSZ5225 ...
MMSZ5267.
MECHANICAL DATA
Case:
DO-35 Glass Case
Weight:
approx. 0.13 g
MAXIMUM RATINGS
Ratings at 25°C ambient temperature unless otherwise specified.
1N5225 THRU 1N5267
ZENER DIODES
m
m
m
max.
Cathode
Mark
.020 (0.52)
max.
.079 (2.0)
DO-35
Dimensions are in inches and (millimeters)
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相關代理商/技術參數 |
參數描述 |
|---|---|
| 1N5257A | 功能描述:Zener Diode 制造商:microsemi corporation 系列:* 零件狀態:在售 標準包裝:1 |
| 1N5257A (DO-35) | 制造商:Aeroflex 功能描述:COMMERCIAL ZENER VOLTAGE REGUL 制造商:Aeroflex / Metelics 功能描述:COMMERCIAL ZENER VOLTAGE REGULATOR DIODE - Bulk 制造商:Microsemi Corporation 功能描述:ZENER VOLTAGE REGULATOR DIODE DO-35 SD - Bulk 制造商:Microsemi Corporation 功能描述:DIODE ZENER 33V 500MW DO35 |
| 1N5257B | 功能描述:穩壓二極管 33V 0.5W Zener RoHS:否 制造商:Vishay Semiconductors 齊納電壓:12 V 電壓容差:5 % 電壓溫度系數:0.075 % / K 齊納電流: 功率耗散:3 W 最大反向漏泄電流:3 uA 最大齊納阻抗:7 Ohms 最大工作溫度:+ 150 C 安裝風格:SMD/SMT 封裝 / 箱體:DO-214AC 封裝:Reel |
| 1N5257B (DO-35) | 制造商:Aeroflex 功能描述:COMMERCIAL ZENER VOLTAGE REGUL 制造商:Aeroflex / Metelics 功能描述:COMMERCIAL ZENER VOLTAGE REGULATOR DIODE - Bulk 制造商:Microsemi Corporation 功能描述:ZENER VOLTAGE REGULATOR DIODE DO-35 SD - Bulk |
| 1N5257B _AY _10001 | 制造商:PanJit Touch Screens 功能描述: |
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