Analog Devices Inc. LT1372IS8#TRPBF
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $27.10 | $27.10 |
| 15+ | $6.24 | $93.60 |
| 25+ | $6.10 | $152.50 |
| 50+ | $5.76 | $288.00 |
| 100+ | $5.09 | $509.00 |
| N+ | $1.02 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc. |
| Product Series | |
| Packaging | Tape & Reel (TR) | |
| Function | Step-Up, Step-Down, Step-Up/Step-Down |
| Output Configuration | Positive or Negative |
| Topology | Buck, Boost, Cuk, Flyback, Forward Converter, SEPIC |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.7V |
| Voltage - Input (Max) | 30V |
| Voltage - Output (Min/Fixed) | 1.245V |
| Voltage - Output (Max) | 35V (Switch) |
| Current - Output | 1.5A (Switch) |
| Frequency - Switching | 500kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SO |
| ROHS |  |
The LT1372IS8 is a highly versatile 500kHz switching regulator from Analog Devices, designed to support a wide range of topologies including Buck, Boost, Cuk, Flyback, Forward, and SEPIC. With an input range of 2.7V to 30V and an adjustable output from 1.245V up to 35V, it provides a flexible solution for complex power conversion needs. The internal 1.5A switch and high switching frequency enable compact, efficient designs. This adaptability makes it an ideal choice for engineers looking to consolidate multiple power supply designs into a single, proven platform.
- Unmatched Topology Flexibility: Supports Buck, Boost, Cuk, Flyback, Forward, and SEPIC, allowing one part to be used across many different applications.
- Wide Input and Output Voltage Range: Operates from 2.7V to 30V input and can generate outputs up to 35V, covering a broad spectrum of power requirements.
- High 500kHz Switching Frequency: Reduces the size of external magnetic components, enabling compact and cost-effective power supplies.
- Integrated 1.5A Switch: Simplifies design and reduces external component count, improving reliability and easing layout.
Multi-Rail Power Supply Generation
The LT1372IS8's flexibility allows it to be configured as a boost converter to generate a high-voltage rail (e.g., 12V or 24V) from a low-voltage battery, or as a buck converter to step down a higher voltage. This makes it a single-part solution for diverse power requirements.
Flyback Converter for Isolated Supplies
In applications requiring galvanic isolation, such as industrial sensors or motor drives, the LT1372IS8 can be used in a flyback topology to provide an isolated output voltage. Its 1.5A switch and 500kHz frequency enable a compact transformer design.
SEPIC Converter for Battery-Powered Devices
For devices where the battery voltage can be above or below the desired output, the SEPIC topology using the LT1372IS8 provides a non-inverting output. This is ideal for portable electronics powered by a single cell where the voltage varies with charge state.
Negative Output Voltage Generation (Cuk)
The Cuk topology, supported by this regulator, allows for the generation of a negative output voltage from a positive input. This is useful for powering op-amps or bias circuits in analog signal processing applications.
High-Voltage Bias Supplies
Using the boost configuration, the LT1372IS8 can generate voltages up to 35V from a low-voltage source. This is suitable for biasing MEMS devices, LCD displays, or avalanche photodiodes in optical receivers.
- Q: What type of converter is the LT1372IS8?
- A: It is a versatile switching regulator that can be configured for Buck, Boost, Cuk, Flyback, Forward, and SEPIC topologies.
- Q: What is the input voltage range?
- A: The input voltage range is from 2.7V to 30V.
- Q: What is the maximum switch current?
- A: The internal switch is rated for a maximum current of 1.5A.
- Q: What is the switching frequency?
- A: It operates at a fixed 500kHz switching frequency.
- Q: What is the output voltage range?
- A: The output voltage is adjustable from 1.245V up to 35V (limited by switch rating).
- Q: What package is available?
- A: It is available in an 8-lead SOIC package.
LT1372IS8#TRPBF.pdf
- Q: What type of converter is the LT1372IS8?
- A: It is a versatile switching regulator that can be configured for Buck, Boost, Cuk, Flyback, Forward, and SEPIC topologies.
- Q: What is the input voltage range?
- A: The input voltage range is from 2.7V to 30V.
- Q: What is the maximum switch current?
- A: The internal switch is rated for a maximum current of 1.5A.
- Q: What is the switching frequency?
- A: It operates at a fixed 500kHz switching frequency.
- Q: What is the output voltage range?
- A: The output voltage is adjustable from 1.245V up to 35V (limited by switch rating).
- Q: What package is available?
- A: It is available in an 8-lead SOIC package.
