Datasheet Texas Instruments LM3478Q-Q1
| Manufacturer | Texas Instruments |
| Series | LM3478Q-Q1 |
40V Wide Vin Low-Side N-Channel Controller for Switching Regulators
Datasheets
LM3478/478Q High Efficiency Low-Side N-Channel Controller for Switching Reg datasheet
PDF, 1.5 Mb, Revision: W, File published: Dec 29, 2014
Status
| LM3478QMM/NOPB | LM3478QMMX/NOPB | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes |
Packaging
| LM3478QMM/NOPB | LM3478QMMX/NOPB | |
|---|---|---|
| N | 1 | 2 |
| Pin | 8 | 8 |
| Package Type | DGK | DGK |
| Industry STD Term | VSSOP | VSSOP |
| JEDEC Code | R-PDSO-G | R-PDSO-G |
| Package QTY | 1000 | 3500 |
| Carrier | SMALL T&R | LARGE T&R |
| Device Marking | SSFB | SSFB |
| Width (mm) | 3 | 3 |
| Length (mm) | 3 | 3 |
| Thickness (mm) | .97 | .97 |
| Pitch (mm) | .65 | .65 |
| Max Height (mm) | 1.07 | 1.07 |
| Mechanical Data | Download | Download |
Parametrics
| Parameters / Models | LM3478QMM/NOPB | LM3478QMMX/NOPB |
|---|---|---|
| Duty Cycle(Max), % | 100 | 100 |
| Iout(Max), A | 10 | 10 |
| Iq(Typ), mA | 2.7 | 2.7 |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 |
| Package Group | VSSOP | VSSOP |
| Rating | Automotive | Automotive |
| Regulated Outputs | 1 | 1 |
| Special Features | Adjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Pre-Bias Start-Up | Adjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Pre-Bias Start-Up |
| Switch Current Limit(Typ), A | 10 | 10 |
| Switching Frequency(Max), kHz | 1000 | 1000 |
| Switching Frequency(Min), kHz | 100 | 100 |
| Type | Controller | Controller |
| Vin(Max), V | 40 | 40 |
| Vin(Min), V | 2.97 | 2.97 |
| Vout(Max), V | 500 | 500 |
| Vout(Min), V | 1.26 | 1.26 |
Eco Plan
| LM3478QMM/NOPB | LM3478QMMX/NOPB | |
|---|---|---|
| RoHS | Compliant | Compliant |
Model Line
Series: LM3478Q-Q1 (2)
Manufacturer's Classification
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Up (Boost)> Boost Controller (External Switch)