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Overview
| Topology | Boost Converter |
| Input voltage | 2.7-20 V |
| Switching frequency | 200-1000 kHz |
| Output 1 | 15 V / 2 A |
| IC revision | 1.1 |
Description
The EV12A2-B-01A Evaluation Board is designed to demonstrate the capabilities of SCT12A2, a high efficiency fully integrated synchronous boost converter. It offers a very compact solution to achieve up to 45W continuous output power over a wide input supply range. The constant off-time peak current-mode operation provides fast transient response and eases loop stabilization. The device features include over-current protection, output over voltage protection and thermal shutdown. The SCT12A2 is available in a space-saving 20-pin DFN 3.5mmx4.5mm package.This user's guide describes the characteristics, operation and the use of the EV12A2-B-01A Evaluation Module including EVM specifications, recommended test setup, test result, schematic diagram, bill of materials, and the board layout.
Features
- Wide 2.7V-20V Input Voltage Range
- Wide 4.5V-21V Output Voltage Range
- 13mΩ/11mΩ Rdson Internal Power MOSFETs
- Up to 15A Switch Current and Programmable Peak Current Limit
- Adjustable 200K-1.0MHz Switching Frequency:
- PFM Mode
- Programmable Soft Start
- Output and Feedback Overvoltage Protection
- Thermal Shutdown Protection at 150°C
- DFN-20 3.5mmx4.5mm Package
Typical applications
- Bluetooth Audio / E-Cigarette
- Power Banks
- USB Power Delivery
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(mΩ) | fres(MHz) | Material | Endurance(h) | IRIPPLE(mA) | RESR(mΩ) | ILeak(µA) | Pitch(mm) | Ø D(mm) | Pins | Type | Mount | IR(A) | Working Voltage(V (AC)) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WCAP-CSGP MLCCs 25 V(DC), 4.7 nF, ±10% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 25 V(DC) | Capacitance4.7 nF | Capacitance±10% | Rated Voltage25 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | Dissipation Factor3.5 % | Insulation Resistance10 GΩ | Ceramic TypeX7R Class II | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 25 V(DC), 100 nF, ±10% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 25 V(DC) | Capacitance100 nF | Capacitance±10% | Rated Voltage25 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | Dissipation Factor3.5 % | Insulation Resistance5 GΩ | Ceramic TypeX7R Class II | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 25 V(DC), 10 µF, ±10% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 25 V(DC) | Capacitance10 µF | Capacitance±10% | Rated Voltage25 V (DC) | Size1210 | Operating Temperature -55 °C up to +125 °C | Dissipation Factor5 % | Insulation Resistance0.01 GΩ | Ceramic TypeX7R Class II | Length3.2 mm | Width2.5 mm | Height2 mm | Pad Dimension0.3 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 25 V(DC), 22 µF, ±20% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 25 V(DC) | Capacitance22 µF | Capacitance±20% | Rated Voltage25 V (DC) | Size1210 | Operating Temperature -55 °C up to +85 °C | Dissipation Factor10 % | Insulation Resistance0.005 GΩ | Ceramic TypeX5R Class II | Length3.2 mm | Width2.5 mm | Height2.5 mm | Pad Dimension0.6 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |||||
 | WCAP-PTHR Aluminum Polymer Capacitors, 100 µF, ±20% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-PTHR Aluminum Polymer Capacitors | Capacitance100 µF | Capacitance±20% | Rated Voltage35 V (DC) | – | – | Dissipation Factor12 % | – | – | Length12.5 mm | – | – | – | PackagingAmmopack | – | – | – | – | – | – | – | Endurance 2000 | Ripple Current3700 mA | ESR25 mΩ | Leakage Current700 µA | Pitch5 mm | Diameter10 mm | – | – | MountRadial THT | – | – | ||||
 | WCAP-PSHP Aluminum Polymer Capacitors, 100 µF, ±20% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-PSHP Aluminum Polymer Capacitors | Capacitance100 µF | Capacitance±20% | Rated Voltage35 V (DC) | Size8.0 x 8.7 | Operating Temperature -55 °C up to +105 °C | Dissipation Factor12 % | – | – | Length8.7 mm | Width8.3 mm | – | – | Packaging15" Tape & Reel | – | – | – | – | – | – | – | Endurance 2000 | Ripple Current3000 mA | ESR30 mΩ | Leakage Current700 µA | Pitch3.1 mm | Diameter8 mm | – | – | MountV-Chip SMT | – | – | ||||
 | WE-HCI SMT Flat Wire High Current Inductor, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-HCI SMT Flat Wire High Current Inductor | – | – | – | Size1040 | Operating Temperature -40 °C up to +155 °C | – | – | – | Length10.5 mm | Width10.2 mm | Height4 mm | – | – | Inductance1.5 µH | Performance Rated Current18 A | Saturation Current @ 10%6.5 A | Saturation Current @ 30%17 A | DC Resistance5.3 mΩ | Self Resonant Frequency63 MHz | MaterialWE-PERM | – | – | – | – | – | – | Pins2 | – | MountSMT | – | – | ||||
 | WR-PHD Pin Header - Single, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Pin Header - Single | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | Insulation Resistance1000 MΩ | – | Length5.08 mm | – | – | – | PackagingBag | – | – | – | – | – | – | – | – | – | – | – | Pitch2.54 mm | – | Pins2 | TypeStraight | MountTHT | Rated Current3 A | Working Voltage250 V (AC) |