Datasheet Details
| Part number | LTC3311-X |
|---|---|
| Manufacturer | Analog Devices |
| File Size | 1.95 MB |
| Description | 12.5A Synchronous Step-Down Silent Switcher |
| Datasheet | LTC3311-X LTC3311 Datasheet (PDF) |
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Overview: LTC3311/LTC3311-X 5V, 12.5A Synchronous Step-Down Silent Switcher in 3mm × 3mm.
This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | LTC3311-X |
|---|---|
| Manufacturer | Analog Devices |
| File Size | 1.95 MB |
| Description | 12.5A Synchronous Step-Down Silent Switcher |
| Datasheet | LTC3311-X LTC3311 Datasheet (PDF) |
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n Pin Compatible with LTC3310/LTC3310S and LTC3311S n Silent Switcher® Architecture n Ultralow EMI Emissions n High Efficiency—4.5mΩ NMOS and 16mΩ PMOS n Wide Bandwidth, Fast Transient Response n Safely Tolerates Inductor Saturation in Overload n VIN Range: 2.25V to 5.5V n VOUT Range: 0.5V to VIN n VOUT Accuracy: ±1% with Remote Sense n Peak Current Mode Control n Minimum On-Time: 35ns n Programmable Frequency to 5MHz n Precision 400mV Enable Threshold, 1μA in Shutdown n Output Soft-Start with Voltage Tracking n Power Good Output n Die Temperature Monitor n Configurable for Paralleling Power Stages in Forced Continuous Mode n Thermally-Enhanced 3mm × 3mm LQFN Package n AEC-Q100 Qualified for Automotive Applications APPLICATIONS n Automotive/Industrial/Communications n Servers, Telecom Power Supplies n Distributed DC Power Systems (POL) n FPGA, ASIC, µP Core Supplies The LTC®3311/LTC3311-X is a very small, low noise, monolithic step-down DC/DC converter capable of providing up to 12.5A of output current from a 2.25V to 5.5V input supply.
The device employs Silent Switcher 1 architecture to achieve both low EMI and high efficiency at switching frequencies as high as 5MHz.
For systems with higher power requirements, multi-phasing parallel converters is readily implemented.
| Part Number | Description |
|---|---|
| LTC3311 | 12.5A Synchronous Step-Down Silent Switcher |
| LTC3311S | 12.5A Synchronous Step-Down Silent Switcher |
| LTC3310 | 10A Synchronous Step-Down Silent Switcher |
| LTC3310-1 | 10A Synchronous Step-Down Silent Switcher |
| LTC3310S | 10A Synchronous Step-Down Silent Switcher |
| LTC3310S-1 | 10A Synchronous Step-Down Silent Switcher |
| LTC3312SA | Dual 6A/Dual-Phase 12A Step-Down DC/DC Regulator |
| LTC3313 | 15A Synchronous Step-Down Silent Switcher |
| LTC3315A | Dual 5V 2A Synchronous Step-Down DC/DC Converter |
| LTC3300-1 | High Efficiency Bidirectional Multicell Battery Balancer |