A4491EESTR-T
ActiveAllegro MicroSystems
IC REG BUCK ADJ TRPL 20QFN
A4491EESTR-T
ActiveAllegro MicroSystems
IC REG BUCK ADJ TRPL 20QFN
Description
General part information
A4491EESTR-T
IC REG BUCK ADJ TRPL 20QFN
Technical Specifications
Parameters and characteristics for this part
| Specification | A4491EESTR-T |
|---|---|
| Frequency - Switching | 550 kHz |
| Function | Step-Down |
| Mounting Type | Surface Mount |
| Number of Outputs | 3 |
| Operating Temperature (Max) | 85 °C |
| Operating Temperature (Min) | -40 °C |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Package / Case | 20-WFQFN Exposed Pad |
| Package Length | 4 mm |
| Package Name | 20-QFN-EP |
| Package Width | 4 mm |
| Synchronous Rectifier | No |
| Topology | Buck |
| Voltage - Input (Max) | 23 V |
| Voltage - Input (Min) | 4.5 V |
| Voltage - Output (Max) | 20.7 V |
| Voltage - Output (Min/Fixed) | 0.8 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
Sign in to see pricing
Create a free account to access distributor pricing data.
CAD
3D models and CAD resources for this part
Documents
Technical documentation and resources