Analog Devices Inc. LT1767EMS8-5#PBF
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.57 | $9.57 |
| 15+ | $9.26 | $138.90 |
| 25+ | $9.06 | $226.50 |
| 50+ | $8.56 | $428.00 |
| 100+ | $7.55 | $755.00 |
| N+ | $1.51 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc. |
| Product Series | |
| Packaging | Tube | |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck, SEPIC |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3V |
| Voltage - Input (Max) | 25V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Current - Output | 1.5A |
| Frequency - Switching | 1.25MHz |
| Synchronous Rectifier | No |
| Operating Temperature | 0°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Supplier Device Package | 8-MSOP |
| ROHS |  |
The LT1767EMS8-5#PBF is a fixed 5V output step-down DC-DC converter from Analog Devices, capable of delivering up to 1.5A. It operates from a wide input voltage range of 3V to 25V, making it suitable for battery-powered, industrial, and automotive applications. The fixed 1.25MHz switching frequency enables the use of small external components, reducing board space. It can also be configured as a SEPIC converter for applications where the input voltage may fall below the output. The compact 8-lead MSOP package is ideal for space-constrained designs.
- Fixed 5V Output: Simplifies design by eliminating the need for external feedback resistors.
- Wide Input Range (3V to 25V): Compatible with a variety of power sources, including batteries and industrial rails.
- 1.5A Output Current: Supports a wide range of 5V loads, including microcontrollers and USB devices.
- Fixed 1.25MHz Switching Frequency: Allows for small, low-cost inductors and capacitors, minimizing solution size.
- SEPIC Capability: Provides flexibility for applications where the input voltage can drop below 5V.
5V Logic and Interface Power
The LT1767EMS8-5#PBF provides a fixed 5V output, making it ideal for powering TTL logic, RS-232 transceivers, and USB peripherals. Its 1.5A current capability is sufficient for multiple loads.
Battery-Powered Devices
With an input range from 3V to 25V, this converter can be powered from a 2-cell Li-Ion battery or a 12V adapter, delivering a stable 5V rail for microcontrollers, sensors, and wireless modules.
Industrial 24V to 5V Conversion
In industrial environments, the device efficiently steps down a 24V DC bus to 5V for control logic, HMI displays, and communication interfaces. The wide input range provides robustness against voltage transients.
Automotive USB Charging
For automotive USB ports, the LT1767EMS8-5#PBF can regulate the 12V battery voltage down to a clean 5V for charging smartphones and tablets. The 1.5A output supports standard charging currents.
Networking Equipment
In routers and switches, this fixed 5V converter can power PHYs, switch ICs, and management processors. The 1.25MHz frequency allows for a compact power supply design.
SEPIC Configuration for Wide VIN Variations
When configured as a SEPIC, the device can maintain a 5V output even when the input voltage drops below 5V, such as in deep-discharge battery scenarios, ensuring uninterrupted operation.
- Q: What type of converter is the LT1767EMS8-5#PBF?
- A: It is a step-down (Buck) switching regulator with a fixed 5V output, also configurable as a SEPIC.
- Q: What is the input voltage range?
- A: The input voltage range is from 3V to 25V.
- Q: What is the maximum output current?
- A: It can deliver up to 1.5A of output current.
- Q: What is the switching frequency?
- A: The switching frequency is fixed at 1.25MHz.
- Q: What package is available?
- A: It is available in an 8-lead MSOP package.
- Q: What is the output voltage?
- A: The output voltage is fixed at 5V.
LT1767EMS8-5#PBF.pdf
- Q: What type of converter is the LT1767EMS8-5#PBF?
- A: It is a step-down (Buck) switching regulator with a fixed 5V output, also configurable as a SEPIC.
- Q: What is the input voltage range?
- A: The input voltage range is from 3V to 25V.
- Q: What is the maximum output current?
- A: It can deliver up to 1.5A of output current.
- Q: What is the switching frequency?
- A: The switching frequency is fixed at 1.25MHz.
- Q: What package is available?
- A: It is available in an 8-lead MSOP package.
- Q: What is the output voltage?
- A: The output voltage is fixed at 5V.
