*For representation only.
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Technical Specifications
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.3V |
| Voltage - Input (Max) | 55V |
| Voltage - Output (Min/Fixed) | 1.19V |
| Voltage - Output (Max) | 30V |
| Current - Output | 1.2A |
| Frequency - Switching | 200kHz ~ 2MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 10-WFDFN Exposed Pad |
| Supplier Device Package | 10-DFN (3x3) |
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Product Attributes
| Packaging | Tube |
| Standard Pack Qty | 121 |
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Alternate / Replacement Parts
| Alternate Packaging | LT3991EDD#TRPBF |
| Suggested Replacement | LT3991EDD#TRPBF |
4,028
Units In Stock
📦 Tube
- 24-hour response
- Global shipping
- Genuine parts guaranteed
Test report available upon request —
view sample report
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Key Specifications
| Category | Switching Voltage Regulators |
| RoHS | RoHS Compliant |
| Lifecycle | |
| Lead Time | 70 Days (from factory) |
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Documentation
Datasheet not available
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Compliance & Export
| Country / Standard | Code |
|---|---|
| CNHTS | 8542399000 |
| CAHTS | 8542390000 |
| USHTS | 8542390070 |
| MXHTS | 8542399999 |
| ECCN | EAR99 |
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Product Overview
LT3991EDD#PBF is a switching voltage regulators manufactured by Analog Devices. It features a function of Step-Down, a output configuration of Positive, a topology of Buck and a output type of Adjustable. This part has a typical lead time of 70 Days from factory. Simplytronix stocks LT3991EDD#PBF for same-day shipping with genuine parts guaranteed.
