Analog Devices Inc. LT3065HDD-1.8#PBF
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $3.82 | $3.82 |
| 15+ | $3.70 | $55.50 |
| 25+ | $3.62 | $90.50 |
| 50+ | $3.42 | $171.00 |
| 100+ | $3.02 | $302.00 |
| N+ | $0.60 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc. |
| Product Series | |
| Packaging | Tube | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 45V |
| Voltage - Output (Min/Fixed) | 1.8V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.51V @ 500mA |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 110 µA |
| Current - Supply (Max) | 25 mA |
| PSRR | 74dB (120Hz) |
| Control Features | Current Limit, Enable, Power Good, Soft Start |
| Protection Features | Over Current, Over Temperature, Reverse Polarity |
| Operating Temperature | -40°C ~ 150°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 10-WFDFN Exposed Pad |
| Supplier Device Package | 10-DFN (3x3) |
| ROHS |
The Analog Devices LT3065HDD-1.8 is a high-performance 1.8V LDO regulator delivering 500mA. It operates from a wide 1.8V to 45V input, featuring 74dB PSRR at 120Hz and 110 µA quiescent current. The 10-lead DFN package enables compact, thermally efficient designs for automotive, industrial, and RF applications.
- Wide Input Range: 45V max input handles automotive and industrial transients.
- High PSRR: 74dB at 120Hz rejects mains ripple for clean analog supplies.
- Low Dropout: 0.51V at 500mA maximizes headroom in tight systems.
- Compact DFN: 3x3mm package saves board space without sacrificing thermal performance.
High-Voltage Industrial Supplies
With a 45V input rating, it regulates 1.8V rails directly from 24V industrial buses, eliminating intermediate converters.
Noise-Sensitive RF Circuits
74dB PSRR at 120Hz and low output noise make it ideal for powering VCOs and PLLs in communication systems.
Automotive Infotainment
Wide input range handles load-dump transients, providing stable 1.8V for DSPs and application processors.
Portable Instrumentation
The 3x3 DFN package and 110 µA quiescent current suit handheld meters requiring long battery life.
Server & Telecom Power
Regulates 1.8V logic rails from 12V or 5V buses with high efficiency due to low dropout.
Precision Data Acquisition
Low noise and high PSRR ensure accurate ADC reference and analog supply integrity.
- Q: What is the output voltage of the LT3065HDD-1.8?
- A: It provides a fixed 1.8V output.
- Q: What is the maximum output current?
- A: It can source up to 500mA.
- Q: What is the input voltage range?
- A: The input voltage range is from 1.8V up to 45V.
- Q: What is the dropout voltage?
- A: Dropout is typically 0.51V at 500mA load.
- Q: What is the quiescent current?
- A: Quiescent current is 110 µA, with shutdown reducing it to near zero.
- Q: What package is available?
- A: It comes in a 10-lead DFN (3x3mm) package.
- Q: What is the output voltage of the LT3065HDD-1.8?
- A: It provides a fixed 1.8V output.
- Q: What is the maximum output current?
- A: It can source up to 500mA.
- Q: What is the input voltage range?
- A: The input voltage range is from 1.8V up to 45V.
- Q: What is the dropout voltage?
- A: Dropout is typically 0.51V at 500mA load.
- Q: What is the quiescent current?
- A: Quiescent current is 110 µA, with shutdown reducing it to near zero.
- Q: What package is available?
- A: It comes in a 10-lead DFN (3x3mm) package.

LT3065HDD-1.8#PBF.pdf