National Semiconductor LM1117DT-1.8
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $2.24 | $2.24 |
| 15+ | $0.52 | $7.80 |
| 25+ | $0.50 | $12.50 |
| 50+ | $0.48 | $24.00 |
| 100+ | $0.42 | $42.00 |
| N+ | $0.08 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | National Semiconductor |
| Product Series | |
| Packaging | Bulk | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 15V |
| Voltage - Output (Min/Fixed) | 1.8V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 1.2V @ 800mA |
| Current - Output | 800mA |
| Current - Quiescent (Iq) | 5 mA |
| Current - Supply (Max) | 10 mA |
| PSRR | 75dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | 0°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| Supplier Device Package | TO-252-3 |
The LM1117DT-1.8 from National Semiconductor is a reliable fixed 1.8V low dropout regulator capable of delivering 800mA. With a dropout voltage of 1.2V at full load and 75dB PSRR at 120Hz, it provides clean, stable power for digital and mixed-signal circuits. The TO-252-3 package offers good thermal performance for medium-power applications.
- High Current Capacity: 800mA output for demanding digital loads.
- Low Noise: 75dB PSRR at 120Hz for clean power delivery.
- Thermal Efficiency: TO-252 package with exposed pad for heat dissipation.
- Wide Adoption: Industry-standard LM1117 architecture with proven reliability.
FPGA Core Power
The 800mA output and 1.8V rail are ideal for powering FPGA core logic in prototyping and production.
DDR Memory Termination
Provides stable 1.8V for DDR memory VDDQ, ensuring reliable data integrity in computing systems.
Networking Equipment
Robust TO-252 package handles thermal demands in routers and switches.
Consumer Electronics
Reliable 1.8V supply for set-top boxes, gaming consoles, and smart TVs.
Post-Regulation
Excellent choice for post-regulating switching converters to reduce ripple and noise.
- Q: What is the output voltage?
- A: Fixed 1.8V output.
- Q: What is the maximum output current?
- A: 800mA.
- Q: What is the input voltage range?
- A: Not specified in provided data; typically up to 15V for LM1117.
- Q: What is the dropout voltage?
- A: 1.2V at 800mA.
- Q: What is the quiescent current?
- A: 5mA.
- Q: What package is available?
- A: TO-252-3 (DPAK) package.
LM1117DT-1.8.pdf
- Q: What is the output voltage?
- A: Fixed 1.8V output.
- Q: What is the maximum output current?
- A: 800mA.
- Q: What is the input voltage range?
- A: Not specified in provided data; typically up to 15V for LM1117.
- Q: What is the dropout voltage?
- A: 1.2V at 800mA.
- Q: What is the quiescent current?
- A: 5mA.
- Q: What package is available?
- A: TO-252-3 (DPAK) package.
