Datasheet Texas Instruments LM34923MM/NOPB
| Manufacturer | Texas Instruments |
| Series | LM34923 |
| Part Number | LM34923MM/NOPB |
80V, 600 mA Constant On-Time Buck Switching Regulator 10-VSSOP -40 to 125
Datasheets
LM34923 80V, 600 mA Constant On-Time Buck Switching Regulator datasheet
PDF, 1.3 Mb, Revision: A, File published: Feb 20, 2013
Extract from the document
Prices
Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
Packaging
| Pin | 10 |
| Package Type | DGS |
| Industry STD Term | VSSOP |
| JEDEC Code | S-PDSO-G |
| Package QTY | 1000 |
| Carrier | SMALL T&R |
| Device Marking | SB5B |
| Width (mm) | 3 |
| Length (mm) | 3 |
| Thickness (mm) | 1.02 |
| Pitch (mm) | .5 |
| Max Height (mm) | 1.07 |
| Mechanical Data | Download |
Parametrics
| Control Mode | Constant on-time (COT) |
| Duty Cycle(Max) | 97 % |
| Iout(Max) | 0.65 A |
| Iq(Typ) | 1 mA |
| Operating Temperature Range | -40 to 125 C |
| Package Group | VSSOP |
| Rating | Catalog |
| Regulated Outputs | 1 |
| Special Features | Power Good |
| Switching Frequency(Max) | 800 kHz |
| Switching Frequency(Min) | 50 kHz |
| Type | Converter |
| Vin(Max) | 75 V |
| Vin(Min) | 6 V |
| Vout(Max) | 75 V |
| Vout(Min) | 2.5 V |
Eco Plan
| RoHS | Compliant |
Design Kits & Evaluation Modules
- Evaluation Modules & Boards: LM34923EVAL
Evaluation Board for the LM34923
Lifecycle Status: Active (Recommended for new designs)
Application Notes
- AN-2171 Designing Constant-On-Time Buck Regulators for Low Drop-Out Voltage (Rev. A)PDF, 78 Kb, Revision: A, File published: Apr 23, 2013
This application note presents a simple scheme to improve the drop-out voltage in constant-on-time buckregulators.
Model Line
Series: LM34923 (2)
- LM34923MM/NOPB LM34923MMX/NOPB
Manufacturer's Classification
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Converter (Integrated Switch)
