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Part Catalog : 1N4003
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Volatile MemoryNon-Volatile MemoryMicrocontroller UnitSignal ProcessingOperational AmplifierPower AmplifierAnalog DeviceBattery Management ICPower ManagementRegulatorRectifierElectronic SwitchPower DriverCircuit ProtectFuseElectrical IsolationNoise SuppressionSignal Level ShiftingResistorCapacitorInductorConnectorSwitch
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| Package | Marking | Stock/Bin | - |
 DO-214AC | M3 |  | |
 DO-204AL | | ||
1N4003
- Type:
- Rectifier Diode
- Function:
- Rectifier
- Series:
- 1N400✱
- Alias:
- Comp. Pair:
- Manufacturer:
- Equivalent Parts:
- MRA4003T3G
- Rated Voltage:
- 200V
- Rated Current:
- 1A
Introduction :
低壓變壓器次級側整流
Series :
常見的整流二極體（Rectifier Diode），主要功能是讓電流只能朝一個方向流動，廣泛應用於電源電路、保護電路及各種電子設備，屬於一般整流二極體，切換速度較慢，因此不適合高頻電路（如高頻開關電源）。
1N400X 屬於標準恢復二極體，反向恢復時間較長（約 2 µs 至 30 µs），僅適合 50 Hz / 60 Hz 工頻電源或低頻開關。若用於交換式電源（SMPS）高頻變壓器次級側或高頻 PWM 續流，會因切換損耗過大而嚴重發熱燒毀，必須改用 快恢復二極體（如 FR107） 或 蕭特基二極體（如 1N5819）。
Datasheet
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