Linear Technology LT1764AET-1.8
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $20.32 | $20.32 |
| 15+ | $4.67 | $70.05 |
| 25+ | $4.57 | $114.25 |
| 50+ | $4.32 | $216.00 |
| 100+ | $3.81 | $381.00 |
| N+ | $0.76 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Linear Technology |
| Product Series | |
| Packaging | Bulk | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 20V |
| Voltage - Output (Min/Fixed) | 1.8V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.66V @ 3A |
| Current - Output | 3A |
| Current - Quiescent (Iq) | 1.5 mA |
| Current - Supply (Max) | 200 mA |
| PSRR | 63dB (120Hz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Reverse Polarity |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | TO-220-5 |
| Supplier Device Package | TO-220-5 |
The LT1764AET-1.8 is a high-performance 3A low dropout linear regulator from Linear Technology, delivering a fixed 1.8V output. It features a low dropout voltage of 0.66V at full load and a moderate quiescent current of 1.5 mA. Housed in a TO-220-5 package, it is designed for applications requiring high current and low noise.
- High Current: 3A output is suitable for powering high-performance digital loads.
- Low Dropout: 0.66V dropout at 3A improves efficiency and reduces heat generation.
- Good PSRR: 63dB at 120Hz provides effective noise filtering for sensitive circuits.
- Robust Package: TO-220-5 package ensures excellent heat dissipation for reliable operation.
High-Current 1.8V Rails
The LT1764AET-1.8 provides a stable 1.8V supply for high-current digital circuits, including FPGAs and ASICs.
Low-Noise RF and Wireless Systems
With 63dB PSRR at 120Hz, it effectively filters supply noise, making it suitable for RF transceivers and wireless modules.
Post-Regulation for Switching Supplies
Its low dropout of 0.66V allows it to clean up the output of a 2.5V or 3.3V switching regulator, providing a low-noise 1.8V rail.
Industrial Process Control
The TO-220-5 package offers excellent thermal performance, making it reliable for industrial environments with high ambient temperatures.
Test and Measurement Equipment
Precision instruments require clean power; this LDO delivers the low-noise, stable 1.8V needed for accurate measurements.
- Q: What is the output voltage of the LT1764AET-1.8?
- A: The fixed output voltage is 1.8V.
- Q: What is the maximum output current?
- A: It can deliver up to 3A of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet for absolute maximum ratings.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.66V at 3A.
- Q: What is the quiescent current?
- A: The quiescent current is 1.5 mA.
- Q: What is the PSRR?
- A: The power supply rejection ratio is 63dB at 120Hz.
LT1764AET-1.8.pdf
- Q: What is the output voltage of the LT1764AET-1.8?
- A: The fixed output voltage is 1.8V.
- Q: What is the maximum output current?
- A: It can deliver up to 3A of continuous output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet for absolute maximum ratings.
- Q: What is the dropout voltage?
- A: The dropout voltage is 0.66V at 3A.
- Q: What is the quiescent current?
- A: The quiescent current is 1.5 mA.
- Q: What is the PSRR?
- A: The power supply rejection ratio is 63dB at 120Hz.
