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Texas Instruments LMQ644A2-Q1 | Demoboard LMQ644A2QEVM-S2100
LMQ644A2-Q1 single output synchronous buck converter evaluation module
Overview
| Topology | Buck Converter |
| Input voltage | 6-36 V |
| Output 1 | 3.3 V / 12 A |
| IC revision | A |
Description
The LMQ644A2QEVM-S2100 evaluation module (EVM) evaluates the features and performance of the LMQ644A2-Q1, dual buck DC/DC converter with integrated power MOSFETs. The EVM provides 12 A output. The output voltage can be individually programmed to a fixed 3.3 V and 5 V or adjustable using external feedback resistors.
Features
- 6 V to 36 V input voltage range
- 5 V and 3.3 V output voltages
- Rated for 6 A per channel
- Ultra low IQ
- Dual-random spread spectum
Typical applications
- Automotive ADAS and body electronics, Automotive infotainment and cluster: head unit, media hub, USB charge, display
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | Pins | PCB/Cable/Panel | Modularity | Type | Wire Section | Z @ 100 MHz(Ω) | Zmax(Ω) | IR(A) | RDC(mΩ) | Version | C | Tol. C | VR(V (DC)) | Size | Operating Temperature | Q(%) | DF(%) | RISO | Ceramic Type | L(mm) | W(mm) | H(mm) | Fl(mm) | Packaging | Endurance(h) | IRIPPLE(mA) | Z(mΩ) | ILeak(µA) | Ø D(mm) | Mount | Working Voltage(V (AC)) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WR-PHD Pin Header - Single, 2, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Pin Header - Single | Pins2 | – | – | TypeStraight | – | – | – | Rated Current3 A | – | – | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | – | Insulation Resistance1000 MΩ | – | Length5.08 mm | – | – | – | PackagingBag | – | – | – | – | – | MountTHT | Working Voltage250 V (AC) | |||
 | WR-TBL Series 101 - 5.00 mm Horizontal Entry Modular, 2, Wire Protector | Simulation– | Downloads6 files | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-TBL Series 101 - 5.00 mm Horizontal Entry Modular | Pins2 | PCB/Cable/PanelPCB | ModularityYes | TypeHorizontal | Wire Section 26 to 14 (AWG) 0.5 to 2.5 (mm²) | – | – | Rated Current16 A | – | – | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | – | – | – | Length10 mm | – | Height12.6 mm | – | PackagingBox | – | – | – | – | – | MountTHT | Working Voltage250 V (AC) | ||
 | WR-PHD Pin Header - Single, 3, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Pin Header - Single | Pins3 | – | – | TypeStraight | – | – | – | Rated Current3 A | – | – | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | – | Insulation Resistance1000 MΩ | – | Length7.62 mm | – | – | – | PackagingBag | – | – | – | – | – | MountTHT | Working Voltage250 V (AC) | |||
 | WCAP-ASLI Aluminum Electrolytic Capacitors, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-ASLI Aluminum Electrolytic Capacitors | – | – | – | – | – | – | – | – | – | VersionSMT | Capacitance47 µF | Capacitance±20% | Rated Voltage50 V (DC) | Size6.3 x 7.7 | Operating Temperature -55 °C up to +105 °C | – | Dissipation Factor12 % | Insulation Resistance2.12766 MΩ | – | Length7.7 mm | Width6.6 mm | – | – | Packaging15" Tape & Reel | Endurance 2000 | Ripple Current230 mA | Impedance700 mΩ | Leakage Current23.5 µA | Diameter6.3 mm | MountV-Chip SMT | – | ||||
| WCAP-CSGP MLCCs 100 V(DC), –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 100 V(DC) | – | – | – | – | – | – | – | – | – | – | Capacitance10 pF | Capacitance±5% | Rated Voltage100 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | Q-Factor600 % | – | Insulation Resistance10 GΩ | Ceramic TypeNP0 Class I | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | |||||
 | WE-MPSA EMI Multilayer Power Suppression Bead, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-MPSA EMI Multilayer Power Suppression Bead | – | – | – | TypeHigh Current | – | Impedance @ 100 MHz100 Ω | Maximum Impedance160 Ω | Rated Current10 A | DC Resistance4 mΩ | – | – | – | – | Size3312 | Operating Temperature -55 °C up to +125 °C | – | – | – | – | Length8.5 mm | Width3.05 mm | Height2.28 mm | – | – | – | – | – | – | – | MountSMT | – |