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LT1965IDD-3.3#PBF
+BOMIC REG LINEAR 3.3V 1.1A 8DFN
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #LT1965IDD-3.3#PBF
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Bảng dữ liệu LT1965IDD-3.3#PBF DataSheet
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Gói DFN-8
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tube |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 20V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage Dropout (Max) | 0.49V @ 1.1A |
| Current - Output | 1.1A |
| Current - Quiescent (Iq) | 1.1 mA |
| Current - Supply (Max) | 40 mA |
| PSRR | 75dB (120Hz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Reverse Polarity |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Tổng quan
Description
Packaged in a compact 8-lead (3mm x 3mm) DFN package, the LT1965IDD-3.3#PBF is well-suited for space-constrained applications. Its thermal protection and reverse-battery protection enhance reliability. The device also includes features such as internal current limiting and thermal shutdown to prevent damage under fault conditions.
This LDO is ideal for powering microcontrollers, DSPs, and other low-voltage digital ICs in portable devices, telecommunications, and industrial applications due to its efficient and reliable performance.
Equivalent
1. Texas Instruments TPS7A4700 - Similar output voltage range and low noise.
2. Microchip MCP1826S-3302E/DC - Comparable voltage and current output.
3. ON Semiconductor NCP1117ST33T3G - Similar dropout voltage and thermal performance.
4. STMicroelectronics LD1117V33 - Close in terms of voltage regulation and dropout characteristics.
Ensure compatibility based on specific application requirements.
Features
1. Output Voltage: 3.3V fixed output.
2. Input Voltage Range: Operates with input voltages up to 20V.
3. Output Current: Capable of providing up to 1.1A of output current.
4. Low Dropout Voltage: Approximately 300mV at full load (1.1A), which enables efficient operation with minimal voltage difference between input and output.
5. Low Noise: Features low output voltage noise, making it suitable for noise-sensitive applications.
6. Protection Features: Includes thermal shutdown and current limiting to protect against overloading and overheating.
7. Stability: Ensures stable operation with a wide range of output capacitors, including low ESR capacitors.
8. Package: Available in an 8-lead plastic DFN (3mm × 3mm) package for compact applications.
9. Operating Temperature Range: Typically specified for operation from -40°C to 125°C.
These features make the LT1965IDD-3.3#PBF suitable for applications requiring efficient voltage regulation with low noise and protection in compact designs.
Pinout
1. VIN: Input voltage supply pin.
2. VOUT: Output voltage pin.
3. GND: Ground pin.
4. SET: Used to set the output voltage in adjustable versions, but typically connected to the output for fixed-output versions like the 3.3V variant.
5. SHDN: Shutdown pin, used to enable or disable the regulator.
6. NC (No Connect): Typically not internally connected.
7. NC / GND: Another ground or no-connect pin.
8. NC / VIN: Another no-connect or input voltage pin.
These pin designations allow for the easy integration of the LT1965 into circuits that require a stable, low-noise power supply. Ensure to consult the datasheet for detailed pin configurations and application guidelines.