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TOLL TMI2243B Wide Input Range Step-Down Synchronous DC/DC Converter with Fixed 5V Output Voltage
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pTOLL TMI2243B — step-down dc/dc converter for car chargers and usb power, SOP8, 5 V./p
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TOLL TMI2243B Wide Input Range Step-Down Synchronous DC/DC Converter with Fixed 5V Output Voltage
Built by TOLL, the TMI2243B acts as a step-down dc/dc converter for car chargers and usb power, comes in SOP8.
Technical Data
| Parameter | Rating |
|---|---|
| Parameter | Value |
| Manufacturer | TOLL Microelectronics (Tuoer Micro) |
| Part number | TMI2243B |
| Device type | Step-down DC/DC converter for car chargers and USB power |
| Product line | Power Management ICs |
| Input voltage | 4.5V to 30V |
| Output current | Up to 3.7A |
| Package | SOP8 |
| Datasheet | TMI2243B_DS_EN_V1.1 |
Selection Notes
- Check the reference design before finalising external components.
- Thermal pad layout drives continuous current capability.
- Confirm the suffix — package and grade change between variants.
- Datasheet limits apply at the stated test conditions; derate for your ambient.
- Protection thresholds are set by external resistors in most designs.
Typical Applications
Engineers usually specify it for these duties:
- EV
- 12V
- charger
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