Datasheet Texas Instruments LM27965 — Datenblatt
| Hersteller | Texas Instruments |
| Serie | LM27965 |
Weißer LED-Treiber mit zwei Anzeigen und I2C-kompatibler Helligkeitsregelung
Datenblätter
LM27965 Dual Display White LED Driver with I2C Compatible Brightness Control datasheet
PDF, 1.0 Mb, Revision: B, Datei veröffentlicht: Feb 20, 2013
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Preise
Status
| LM27965SQ-M/NOPB | LM27965SQ/NOPB | LM27965SQX/NOPB | |
|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes | Yes |
Verpackung
| LM27965SQ-M/NOPB | LM27965SQ/NOPB | LM27965SQX/NOPB | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Pin | 24 | 24 | 24 |
| Package Type | RTW | RTW | RTW |
| Industry STD Term | WQFN | WQFN | WQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N | S-PQFP-N |
| Package QTY | 1000 | 1000 | 4500 |
| Carrier | SMALL T&R | SMALL T&R | LARGE T&R |
| Device Marking | 27965M | L27965S | L27965S |
| Width (mm) | 4 | 4 | 4 |
| Length (mm) | 4 | 4 | 4 |
| Thickness (mm) | .75 | .75 | .75 |
| Pitch (mm) | .5 | .5 | .5 |
| Max Height (mm) | .8 | .8 | .8 |
| Mechanical Data | Herunterladen | Herunterladen | Herunterladen |
Parameter
| Parameters / Models | LM27965SQ-M/NOPB | LM27965SQ/NOPB | LM27965SQX/NOPB |
|---|---|---|---|
| Number of Channels | 8 | 8 | 8 |
| Duty Cycle(Max), % | 100 | 100 | 100 |
| LED | 9 | 9 | 9 |
| LED Current Per Channel, mA | 30 | 30 | 30 |
| Operating Temperature Range, C | -30 to 85 | -30 to 85 | -30 to 85 |
| Package Group | WQFN | WQFN | WQFN |
| Package Size: mm2:W x L, PKG | 24WQFN: 16 mm2: 4 x 4(WQFN) | 24WQFN: 16 mm2: 4 x 4(WQFN) | 24WQFN: 16 mm2: 4 x 4(WQFN) |
| Peak Efficiency, % | 91 | 91 | 91 |
| Rating | Catalog | Catalog | Catalog |
| Shutdown Current(Typ), uA | 3.4 | 3.4 | 3.4 |
| Special Features | I2C Control | I2C Control | I2C Control |
| Switching Frequency(Max), kHz | 1570 | 1570 | 1570 |
| Topology | Buck | Buck | Buck |
| Type | Capacitive | Capacitive | Capacitive |
| Vin(Max), V | 5.5 | 5.5 | 5.5 |
| Vin(Min), V | 2.7 | 2.7 | 2.7 |
| Vout(Max), V | 5.5 | 5.5 | 5.5 |
| Vout(Min), V | 2.7 | 2.7 | 2.7 |
Öko-Plan
| LM27965SQ-M/NOPB | LM27965SQ/NOPB | LM27965SQX/NOPB | |
|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant |
Anwendungshinweise
- LM27965 Dual Display White LED Driver w/I2C Compatible Brightness Control (Rev. B)PDF, 1.8 Mb, Revision: B, Datei veröffentlicht: Apr 30, 2013
This application note describes how to operate the LM27965 Evaluation Module. - Optimizing Efficiency in White LED Backlight ApplicationsPDF, 579 Kb, Datei veröffentlicht: Mar 21, 2007
Modellreihe
Serie: LM27965 (3)
Herstellerklassifikation
- Semiconductors> Power Management> LED Driver> Backlight