Datasheet Texas Instruments LM3670
| Manufacturer | Texas Instruments |
| Series | LM3670 |
Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits
Datasheets
LM3670 Miniature Step-Down DC-DC Converter for Ultralow Voltage Circuits datasheet
PDF, 1.1 Mb, Revision: F, File published: Feb 18, 2016
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Prices
Status
| LM3670MF-1.2/NOPB | LM3670MF-1.5/NOPB | LM3670MF-1.6/NOPB | LM3670MF-1.8 | LM3670MF-1.8/NOPB | LM3670MF-1.875/NOPB | LM3670MF-3.3 | LM3670MF-3.3/NOPB | LM3670MF-ADJ/NOPB | LM3670MFX-1.2/NOPB | LM3670MFX-1.8/NOPB | LM3670MFX-ADJ/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | NRND (Not recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | NRND (Not recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes | Yes | No | Yes | Yes | No | Yes | No | Yes | No | Yes |
Packaging
| LM3670MF-1.2/NOPB | LM3670MF-1.5/NOPB | LM3670MF-1.6/NOPB | LM3670MF-1.8 | LM3670MF-1.8/NOPB | LM3670MF-1.875/NOPB | LM3670MF-3.3 | LM3670MF-3.3/NOPB | LM3670MF-ADJ/NOPB | LM3670MFX-1.2/NOPB | LM3670MFX-1.8/NOPB | LM3670MFX-ADJ/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Pin | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Package Type | DBV | DBV | DBV | DBV | DBV | DBV | DBV | DBV | DBV | DBV | DBV | DBV |
| Industry STD Term | SOT-23 | SOT-23 | SOT-23 | SOT | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G |
| Package QTY | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 3000 | 3000 | 3000 | ||
| Carrier | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R | |
| Device Marking | SCZB | S82B | SDBB | SDCB | SDCB | SEFB | SDEB | SDEB | SDFB | SCZB | SDCB | SDFB |
| Width (mm) | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 |
| Length (mm) | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 |
| Thickness (mm) | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 |
| Pitch (mm) | .95 | .95 | .95 | .95 | .95 | .95 | .95 | .95 | .95 | .95 | .95 | .95 |
| Max Height (mm) | 1.45 | 1.45 | 1.45 | 1.45 | 1.45 | 1.45 | 1.45 | 1.45 | 1.45 | 1.45 | 1.45 | 1.45 |
| Mechanical Data | Download | Download | Download | Download | Download | Download | Download | Download | Download | Download | Download | Download |
Parametrics
| Parameters / Models | LM3670MF-1.2/NOPB | LM3670MF-1.5/NOPB | LM3670MF-1.6/NOPB | LM3670MF-1.8 | LM3670MF-1.8/NOPB | LM3670MF-1.875/NOPB | LM3670MF-3.3 | LM3670MF-3.3/NOPB | LM3670MF-ADJ/NOPB | LM3670MFX-1.2/NOPB | LM3670MFX-1.8/NOPB | LM3670MFX-ADJ/NOPB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Approx. Price (US$) | 0.30 | 1ku | |||||||||||
| Control Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode |
| Duty Cycle(Max), % | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | |
| Duty Cycle(Max)(%) | 100 | |||||||||||
| Iout(Max), A | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | |
| Iout(Max)(A) | 0.35 | |||||||||||
| Iq(Typ), mA | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | |
| Iq(Typ)(mA) | 0.015 | |||||||||||
| Operating Temperature Range, C | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | |
| Operating Temperature Range(C) | -40 to 85 | |||||||||||
| Package Group | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 | SOT-23 |
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| Regulated Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Regulated Outputs(#) | 1 | |||||||||||
| Special Features | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification | Enable Light Load Efficiency | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification | Enable,Light Load Efficiency,Synchronous Rectification |
| Switching Frequency(Max), kHz | 1300 | 1300 | 1300 | 1300 | 1300 | 1300 | 1300 | 1300 | 1300 | 1300 | 1300 | |
| Switching Frequency(Max)(kHz) | 1300 | |||||||||||
| Switching Frequency(Min), kHz | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | |
| Switching Frequency(Min)(kHz) | 550 | |||||||||||
| Type | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter |
| Vin(Max), V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | |
| Vin(Max)(V) | 5.5 | |||||||||||
| Vin(Min), V | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | |
| Vin(Min)(V) | 2.5 | |||||||||||
| Vout(Max), V | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | |
| Vout(Max)(V) | 3.3 | |||||||||||
| Vout(Min), V | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | |
| Vout(Min)(V) | 0.7 |
Eco Plan
| LM3670MF-1.2/NOPB | LM3670MF-1.5/NOPB | LM3670MF-1.6/NOPB | LM3670MF-1.8 | LM3670MF-1.8/NOPB | LM3670MF-1.875/NOPB | LM3670MF-3.3 | LM3670MF-3.3/NOPB | LM3670MF-ADJ/NOPB | LM3670MFX-1.2/NOPB | LM3670MFX-1.8/NOPB | LM3670MFX-ADJ/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Not Compliant | Compliant | Compliant | Not Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
| Pb Free | No |
Application Notes
- Understanding Portable Applications Requirements to Improve System PerformancePDF, 464 Kb, File published: Mar 22, 2007
Model Line
Series: LM3670 (12)
Manufacturer's Classification
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Converter (Integrated Switch)
