| Part Number(s) (NSID) |
Top View | Type | Pins | MSL Rating | Peak Reflow | RoHS Status |
CAD Symbols | Models | Package Marking Format |
|---|---|---|---|---|---|---|---|---|---|
| LM26480SQ-AA/NOPB |
LLP | 24 | 1 | 260 | Detail | Download | N/A |
NS UZXYTT 26480AA |
|
| LM26480SQX-AA/NOPB |
LLP | 24 | 1 | 260 | Detail | Download | N/A |
NS UZXYTT 26480AA |
PDF
Description
The LM26480 is a multi-functional Power Management Unit, optimized for low-power digital applications. This device integrates two highly efficient 1.5A step-down DC/DC converters and two 300 mA linear regulators. The LM26480 is offered in a tiny 4 x 4 x 0.8mm LLP-24 pin package.
| • | 1.5A output current |
| • | VOUT from: |
| • | Buck1 : 0.8V–2.0V @ 1.5A |
| • | Buck2 : 1.0V–3.3V @ 1.5A |
| • | Up to 96% efficiency |
| • | ±3% FB voltage accuracy |
| • | 2 MHz PWM switching frequency |
| • | PWM - PFM automatic mode change under low loads |
| • | Automatic soft start |
| • | VOUT of 1.0V–3.5V |
| • | |
| • | 300 mA output current |
| • | 25 mV (typ) dropout |
| • | Core digital power |
| • | Applications processors |
| • | Peripheral I/O power |
| • | Compatible with advanced applications processors and FPGAs |
| • | 2 LDOs for powering Internal processor functions and I/Os |
| • | Precision internal reference |
| • | Thermal overload protection |
| • | Current overload protection |
| • | 24-lead 4 × 4 × 0.8mm LLP package |
| • | External Power-On-Reset function for Buck1 and Buck2 |
| • | Undervoltage lock-out detector to monitor input supply voltage |
Diagrams
Typical Application
 typicla application circuit
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Connection Diagram
 revised package drawing
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Typical Performance  |
