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Overview
| Topology | Boost Converter |
| Input voltage | 6-20 V |
| Output 1 | 24 V / 3 A |
Description
The EVAL-LT8342-AZ evaluation board provides a proven design to evaluate the LT8342, a 40V, 9A, Low IQ Synchronous Step-Up Silent Switcher™ with Input Disconnect and PassThru™. The application circuit is configured to demonstrate optimum performance and component size. Using the board layout example, optimized for Electromagnetic Interference (EMI), and thermal performance, will help ensure the designer sees similar performance in their system.The evaluation board is configured to run at 2MHz with a 24V output voltage from an input voltage range of 6V to 20V and deliver up to 3A load current when VIN is 12V.
Features
- Input Voltage Range: 6V to 20V
- 24V Output Voltage
- Up to 3A Load Current at 12V Input
- 2MHz Switching Frequency
- High 95.1% Efficiency (VIN = 12V, IOUT = 2.5A)
- Enable/UVLO Input, Resistor-Programmable UVLOThreshold
- Selectable Mode of operation
- Output Short Protection/Inrush Current Reduction
- Input Disconnect
- PassThru Operation
- External Frequency Synchronization
- External Compensation
- Overtemperature Protection
- Proven Printed Circuit Board (PCB) Layout
- Fully Assembled and Tested
Typical applications
- Automotive and Industrial Power Supplies
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 | Pins | Mount | IR(mA) | Working Voltage(V (AC)) | Z @ 100 MHz(Ω) | Zmax(Ω) | Test Condition Zmax | IR 2(mA) | RDC max.(Ω) | Type | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WCAP-CSGP MLCCs 50 V(DC), 220 pF, ±10% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | Capacitance220 pF | Capacitance±10% | Rated Voltage50 V (DC) | Size0402 | Operating Temperature -55 °C up to +125 °C | Dissipation Factor2.5 % | Insulation Resistance10 GΩ | Ceramic TypeX7R Class II | Length1 mm | Width0.5 mm | Height0.5 mm | Pad Dimension0.25 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | |||||
| WCAP-CSGP MLCCs 50 V(DC), 100 nF, ±10% | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWCAP-CSGP MLCCs 50 V(DC) | Capacitance100 nF | Capacitance±10% | Rated Voltage50 V (DC) | Size0603 | Operating Temperature -55 °C up to +125 °C | Dissipation Factor3 % | Insulation Resistance5 GΩ | Ceramic TypeX7R Class II | Length1.6 mm | Width0.8 mm | Height0.8 mm | Pad Dimension0.4 mm | Packaging7" Tape & Reel | – | – | – | – | – | – | – | – | – | – | |||||
 | WE-CBF SMT EMI Suppression Ferrite Bead, –, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-CBF SMT EMI Suppression Ferrite Bead | – | – | – | Size1812 | Operating Temperature -55 °C up to +125 °C | – | – | – | Length4.5 mm | Width3.2 mm | Height1.5 mm | Pad Dimension0.5 mm | – | – | MountSMT | Rated Current3000 mA | – | Impedance @ 100 MHz880 Ω | Maximum Impedance940 Ω | Maximum Impedance108 MHz | Rated Current 24000 mA | DC Resistance0.035 Ω | TypeHigh Current | ||||
 | WR-PHD Pin Header, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Pin Header | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | Insulation Resistance1000 MΩ | – | Length6 mm | – | – | – | PackagingBag | Pins3 | MountTHT | Rated Current2000 mA | Working Voltage200 V (AC) | – | – | – | – | – | TypeStraight | |||
 | WR-PHD Pin Header, –, – | Simulation– | Downloads7 files | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWR-PHD Pin Header | – | – | – | – | Operating Temperature -40 °C up to +105 °C | – | Insulation Resistance1000 MΩ | – | Length8 mm | – | – | – | PackagingBag | Pins8 | MountTHT | Rated Current2000 mA | Working Voltage200 V (AC) | – | – | – | – | – | TypeStraight |