Datasheet Texas Instruments LM2743MTCX — Datenblatt
| Hersteller | Texas Instruments |
| Serie | LM2743 |
| Artikelnummer | LM2743MTCX |
2,2-16 V, Spannungsmodus-Synchron-Buck-Controller mit Tracking 14-TSSOP -40 bis 125
Datenblätter
LM2743 Low Voltage N-Channel MOSFET Synchronous Buck Regulator Controller datasheet
PDF, 1.5 Mb, Revision: H, Datei veröffentlicht: Oct 30, 2015
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Preise
Status
| Lifecycle Status | NRND (Not recommended for new designs) |
| Manufacture's Sample Availability | No |
Verpackung
| Pin | 14 | 14 |
| Package Type | PW | PW |
| Industry STD Term | TSSOP | TSSOP |
| JEDEC Code | R-PDSO-G | R-PDSO-G |
| Device Marking | MTC | 2743 |
| Width (mm) | 4.4 | 4.4 |
| Length (mm) | 5 | 5 |
| Thickness (mm) | 1 | 1 |
| Pitch (mm) | .65 | .65 |
| Max Height (mm) | 1.2 | 1.2 |
| Mechanical Data | Herunterladen | Herunterladen |
Ersatz
| Replacement | LM2743MTCX/NOPB |
| Replacement Code | S |
Parameter
| Approx. Price (US$) | 0.80 | 1ku |
| Duty Cycle(Max)(%) | 80 |
| Iout(Max)(A) | 20 |
| Iq(Typ)(mA) | 1.5 |
| Operating Temperature Range(C) | -40 to 125 |
| Package Group | TSSOP |
| Rating | Catalog |
| Regulated Outputs(#) | 1 |
| Special Features | Enable Power Good Synchronous Rectification Tracking |
| Switching Frequency(Max)(kHz) | 2000 |
| Switching Frequency(Min)(kHz) | 50 |
| Type | Controller |
| Vin(Max)(V) | 16 |
| Vin(Min)(V) | 2.2 |
| Vout(Max)(V) | 13.5 |
| Vout(Min)(V) | 0.6 |
Öko-Plan
| RoHS | Not Compliant |
| Pb Free | No |
Design Kits und Evaluierungsmodule
- Evaluation Modules & Boards: LM2743EVAL
Low Voltage N-Channel MOSFET Synchronous Buck Regulator Controller Evaluation Module
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: LM2743-19AEVAL
Low Voltage N-Channel MOSFET Synchronous Buck Regulator Controller Evaluation Module
Lifecycle Status: Active (Recommended for new designs)
Anwendungshinweise
- Current Limit Foldback Improves Short Circuit Protection in LM274X Family (Rev. B)PDF, 89 Kb, Revision: B, Datei veröffentlicht: Apr 23, 2013
This application report discusses the function of the low side current limit used in the LM274X, andpresents a simple method to enhance the short-circuit protection. the current limit is required to protect thepower components from thermal stress, which can reduce life span. Typically, high side current limitdesigns require an internal rising edge blanking time or external filter to avoid no - Optmiz Pwr Cntrlr Dsigns thru Utiliz Freq & Sync, Ext Ref, Trking & Precis ENPDF, 359 Kb, Datei veröffentlicht: Apr 24, 2008
- Power Management Considerations for FPGAs and ASICsPDF, 745 Kb, Datei veröffentlicht: Mar 22, 2007
- AN-1603 LM274X Reference Designs (Rev. C)PDF, 222 Kb, Revision: C, Datei veröffentlicht: May 1, 2013
This application note presents several reference designs that implement the LM274X synchronous buckcontroller. The designs address various applications in a wide variety of configurations. The designreference will give an engineer a head start on their project, with designs encompassing sequencing,tracking, synchronizing multiple power supplies, DDR termination, buck-boost, low PCB real esta - Reduce buck-converter EMI and voltage stress by minimizing inductive parasiticsPDF, 926 Kb, Datei veröffentlicht: Jul 21, 2016
Modellreihe
Serie: LM2743 (4)
- LM2743MTC LM2743MTC/NOPB LM2743MTCX LM2743MTCX/NOPB
Herstellerklassifikation
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Controller (External Switch)