Datasheet Texas Instruments LM5155
| Manufacturer | Texas Instruments |
| Series | LM5155 |
2.2-MHz wide VIN, 1.5-A MOSFET driver, non-synchronous boost controller
Datasheets
Datasheet
Prices
Status
| LM5155DSSR | LM5155DSST | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | No |
Packaging
| LM5155DSSR | LM5155DSST | |
|---|---|---|
| N | 1 | 2 |
| Pin | 12 | 12 |
| Package Type | DSS | DSS |
| Industry STD Term | WSON | WSON |
| JEDEC Code | R-PDSO-N | R-PDSO-N |
| Package QTY | 3000 | 250 |
| Carrier | LARGE T&R | SMALL T&R |
| Device Marking | 1U4H | 1U4H |
| Width (mm) | 3 | 3 |
| Length (mm) | 2 | 2 |
| Thickness (mm) | 0.75 | 0.75 |
| Pitch (mm) | 0.5 | 0.5 |
| Max Height (mm) | 0.8 | 0.8 |
| Mechanical Data | Download | Download |
Parametrics
| Parameters / Models | LM5155DSSR | LM5155DSST |
|---|---|---|
| Approx. price, US$ | .66 | 1ku | .66 | 1ku |
| Duty cycle(Max), % | 93 | 93 |
| Features | Adjustable Current Limit,Frequency Synchronization,Power Good,UVLO Adjustable | Adjustable Current Limit,Frequency Synchronization,Power Good,UVLO Adjustable |
| Iq(Typ), mA | 0.45 | 0.45 |
| Operating temperature range, C | -40 to 125 | -40 to 125 |
| Package Group | WSON|12 | WSON|12 |
| Rating | Automotive | Automotive |
| Regulated outputs | 1 | 1 |
| Switching frequency(Max), kHz | 2200 | 2200 |
| Switching frequency(Min), kHz | 100 | 100 |
| TI functional safety category | Functional Safety-Capable | Functional Safety-Capable |
| Topology | Boost,Flyback,SEPIC | Boost,Flyback,SEPIC |
| Type | Controller | Controller |
| Vin(Max), V | 45 | 45 |
| Vin(Min), V | 1.5 | 1.5 |
| Vout(Max), V | 300 | 300 |
| Vout(Min), V | 1.5 | 1.5 |
Eco Plan
| LM5155DSSR | LM5155DSST | |
|---|---|---|
| RoHS | Compliant | Compliant |
| Pb Free | Yes | Yes |
Model Line
Series: LM5155 (2)
Manufacturer's Classification
- Semiconductors > Analog and Mixed-Signal > Power management > DC/DC switching regulators > Step-up (boost) regulators > Boost controllers (external switch)
