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Texas Instruments LMR33630 | Demoboard LMR33630CDDAEVM
SIMPLE SWITCHER® 3.8V to 36V, 3A Synchronous Buck Converter With Ultra-Low EMI
Overview
| Topology | Buck Converter |
| Input voltage | 3.8-36 V |
| Switching frequency | 1800-2400 kHz |
| Output 1 | 5 V / 3 A |
| IC revision | A |
Description
The Texas Instruments LMR33630 EVM evaluation module (EVM) helps designers evaluate the operationand performance of the LMR33630 buck regulator. The LMR336x0 is a family of easy-to-use synchronousstep-down DC/DC converters capable of driving up to 3 A of load current from an input voltage of 3.8 V to36 V. The LMR33630 EVM features a selectable output voltage of 3.3 V or 5 V and a switching frequencyof either 400 kHz or 2.1 MHz.
Features
Configured for Rugged Industrial ApplicationsInput Voltage Range: 3.8 V to 36 VOutput Voltage Range: 1 V to 24 VOutput Current: 3 A75 mΩ/50 mΩ Low RDS-ON Power MOSFETsPeak-Current-Mode ControlShort Minimum On-Time of 68 nsFrequency: 400 kHz, 1.4 MHz, 2.1 MHzJunction Temperature Range –40°C to +125°CIntegrated Synchronous RectificationIntegrated Compensation Network
High Efficiency SolutionPeak Efficiency > 95%Low Shutdown Quiescent Current of 5 µALow Operating Quiescent Current of 25 µA
Flexible System InterfacePower-Good Flag and Precision Enable
Typical applications
- General Purpose Wide VIN Power Supplies
- Motor Drive Systems: Drones, AC Inverters /Factory and Building Automation Systems: PLC CPU, HVAC Control, Elevator Control
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | C | Tol. C | VR(V (DC)) | Size | Operating Temperature | DF(%) | RISO | Ceramic Type | L(mm) | W(mm) | H(mm) | Fl(mm) | Packaging | L(µH) | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | RDC max.(mΩ) | Material | Qmin. | LR(µH) | fres(MHz) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WCAP-CSGP MLCCs 25 V(DC), 1 µF, ±10% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 25 V(DC) | Capacitance1 µF | Capacitance±10% | Rated Voltage25 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | Dissipation Factor10 % | Insulation Resistance0.5 GΩ | Ceramic TypeX7R Class II | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | Q-Factor [1]600 | – | – | |||||
 | WE-HCC SMT High Current Cube Inductor, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-HCC SMT High Current Cube Inductor | – | – | – | Size1090 | Operating Temperature -40 °C up to +125 °C | – | – | – | Length10.9 mm | Width10 mm | Height9.3 mm | – | – | Inductance1.5 µH | Performance Rated Current21.7 A | Saturation Current @ 10%26.8 A | Saturation Current @ 30%31 A | DC Resistance4 mΩ | MaterialFerrite | – | Rated Inductance1.45 µH | Self Resonant Frequency78 MHz |