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LD1117DT33CTR
+BOMIC REG LINEAR 3.3V 800MA DPAK
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제조업체ST마이크로일렉트로닉스(주)
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제조업체 부품 #LD1117DT33CTR
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데이터시트 LD1117DT33CTR DataSheet
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패키지 TO-252-3
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재고2766
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사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 15V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage Dropout (Max) | 1.3V @ 800mA |
| Current - Output | 800mA |
| Current - Quiescent (Iq) | 10 mA |
| PSRR | 75dB (120Hz) |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
개요
Description
Key features of the LD1117DT33CTR include its low dropout voltage of approximately 1.2V at maximum current, making it efficient in applications with minimal voltage headroom. It also offers thermal protection and short-circuit limits for enhanced reliability and safety. The device is packaged in a DPAK (TO-252) which is suitable for surface mount technology (SMT), providing a compact solution for circuit boards.
Overall, the LD1117DT33CTR is valued for its efficiency, reliability, and ease of use in applications requiring precise voltage regulation with moderate current demands.
Equivalent
1. LM1117-3.3 from Texas Instruments
2. AMS1117-3.3 from Advanced Monolithic Systems
3. MIC29302-3.3WT from Microchip Technology
4. NCP1117-3.3 from ON Semiconductor
Always confirm specifications and pin configurations to ensure compatibility with your application.
Features
1. Output Voltage: It provides a fixed output voltage of 3.3V.
2. Output Current: Capable of delivering up to 800 mA of output current.
3. Dropout Voltage: The regulator has a low dropout voltage, typically around 1.1V at maximum load current.
4. Accuracy: Features a high output voltage accuracy, typically within ±1%.
5. Thermal Protection: Includes built-in thermal shutdown to prevent overheating.
6. Short-Circuit Protection: Equipped with short-circuit protection to safeguard against output overloads.
7. Low Quiescent Current: Offers low quiescent current, which makes it efficient for battery-powered applications.
8. Package: Available in the DPAK surface-mount package, which is compatible with automated assembly processes.
9. Stability: Ensures good stability with low ESR capacitors.
10. Temperature Range: Operates over a wide temperature range, typically from -40°C to +125°C.
These features make the LD1117DT33CTR suitable for various applications, including consumer electronics, telecommunications, and industrial equipment requiring stable 3.3V power supply.
Pinout
1. Input (Vin): This pin receives the input voltage, which should be higher than the output voltage by a specified dropout voltage to regulate the output properly.
2. Output (Vout): This pin provides the regulated output voltage. For the LD1117DT33CTR variant, this is typically fixed at 3.3V.
3. Ground (GND): This pin is the common ground reference for both the input and output, completing the circuit.
The LD1117 series is known for its low dropout voltage, making it suitable for applications where input and output voltages are close to each other. It is commonly used in projects requiring stable voltage regulation with minimal voltage difference between input and output.