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首页 > Products > Power Management > DC/DC Step-Down Converter > Buck Step-Down Converter >【 3A High Frequency Buck 】 CXSD62658 Wide Voltage Synchronous Converter | Automotive Grade 15W DC-DC Chip SOP8-EP Package
【 3A High Frequency Buck 】 CXSD62658 Wide Voltage Synchronous Converter | Automotive Grade 15W DC-DC Chip SOP8-EP Package

CXSD62658 is a high-frequency synchronous buck DC-DC converter designed specifically for high reliability industrial and automotive electronics. It uses a fixed switching frequency of 200KHz, supports ultra wide input voltages of 5-45V, outputs adjustable voltages of 1.25-40V, has a maximum continuous current of 3A, an output power of 15W, and an efficiency of up to 95%. Integrated constant voltage (CV) and constant current (CC) dual loop control, built-in full compensation module reduces peripheral components by 40%, adapts to high-density PCB layout, significantly reduces system cost and space occupation, and meets the power supply needs in harsh environments.

【 3A High Frequency Buck 】 CXSD62658 Wide Voltage Synchronous Converter | Automotive Grade 15W DC-DC Chip SOP8-EP Package
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      CXSD62658 is a high-frequency synchronous buck DC-DC converter designed specifically for high reliability industrial and automotive electronics. It uses a fixed switching frequency of 200KHz, supports ultra wide input voltages of 5-45V, outputs adjustable voltages of 1.25-40V, has a maximum continuous current of 3A, an output power of 15W, and an efficiency of up to 95%. Integrated constant voltage (CV) and constant current (CC) dual loop control, built-in full compensation module reduces peripheral components by 40%, adapts to high-density PCB layout, significantly reduces system cost and space occupation, and meets the power supply needs in harsh environments.

   Product Features;Zxl嘉泰姆


Core Technology Highlights

High frequency and efficient power supply architectureZxl嘉泰姆

  • Fixed switching frequency of 200KHzIntelligent frequency reduction to 30KHz protection during short circuitZxl嘉泰姆

  • Dual mode controlConstant voltage/constant current adaptive switching, feedback accuracy± 2%Zxl嘉泰姆

  • Built in synchronous rectification MOSFET, supporting 100% duty cycle continuous outputZxl嘉泰姆

Multiple industrial grade protectionsZxl嘉泰姆

  • Triple safety mechanism: overcurrent/short circuit/overheating protection (wide temperature range of -40 ℃~125 ℃)Zxl嘉泰姆

  • Class 3A ESD protection(HBM 16kV), Surge resistance increased by 50%Zxl嘉泰姆

  • Dynamic current limiting function, compatible with motor drive and battery management systemZxl嘉泰姆

Compact and highly reliable designZxl嘉泰姆

  • SOP8-EP packaging(Enhanced heat dissipation type), saving 60% of PCB areaZxl嘉泰姆

  • Passed AEC-Q100 Grade 1 certification, with a temperature resistance of up to 150 ℃Zxl嘉泰姆

  • Compatible with 12V/24V in car systems and industrial power networksZxl嘉泰姆

differentiated advantage

  1. High frequency and low noise200KHz switching frequency optimized EMI performance, certified by CISPR 25 for vehicle electromagnetic compatibilityZxl嘉泰姆

  2. high power density15W output power, suitable for efficient power supply requirements of compact devicesZxl嘉泰姆

  3. Vehicle grade reliabilitySOP8-EP package enhances heat dissipation design, reducing temperature rise by 30% and adapting to vibration and extreme temperature environmentsZxl嘉泰姆

CXSD62658 provides efficient and stable power solutions for new energy vehicles, industrial automation, and communication equipment with high-frequency performance and industrial grade protection,Zxl嘉泰姆
Significantly improve system reliability and development efficiency.
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   Application scope;Zxl嘉泰姆


✔& nbsp;Automotive ElectronicsADAS module, on-board charger (OBC), BMS power managementZxl嘉泰姆
✔& nbsp;industrial control: Servo drives, PLC controllers, industrial robot power supplyZxl嘉泰姆
✔& nbsp;communication equipment5G base station optical module, POE switch, fiber optic communication equipmentZxl嘉泰姆
✔& nbsp;Internet of Things: edge computing nodes, high power sensor networksZxl嘉泰姆

   Technical Specifications (Product PDF);Zxl嘉泰姆


      For detailed PDF specifications, please scan WeChat to contact us. You can also receive free samples and technical supportZxl嘉泰姆

       Zxl嘉泰姆

   Product packaging diagram;Zxl嘉泰姆


   Zxl嘉泰姆

   Circuit schematic diagram;Return to TOPZxl嘉泰姆


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Bill of MaterialsZxl嘉泰姆
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DEMO physical imageZxl嘉泰姆
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Typical performance parametersZxl嘉泰姆
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Application InformationZxl嘉泰姆
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   Selection Guide for Related Chips;               More similar products .....Zxl嘉泰姆


model Product features power input voltage frequency Switching current Voltage accuracy efficiency output voltage reference voltage encapsulation
CXSD62253Q Medium voltage step-down AEC-Q100, constant voltage, enable 7W 4.5~45V 150KHz 2A ± 1.5% 85% ADJ/5V 1.23V SOP8-EP
CXSD62253 Medium voltage reduction, constant voltage, enable 6W 4.5~40V 150KHz 2A ± 3% 85% ADJ/3.3V/5V/12V 1.23V SOP8
CXSD62252 Medium voltage reduction, constant voltage, enable 15W 4.5~40V 150KHz 3A ± 3% 85% ADJ/5V 1.23V TO252-5L
CXSD62555 Medium voltage reduction, constant voltage, enable 50W 4.5~40V 150KHz 3A ± 3% 85% ADJ/3.3V/5V/12V 1.23V TO263-5L,TO220-5L
CXSD62556 Medium voltage reduction, constant voltage, enable 50W 4.5~40V 52KHz 3A ± 3% 85% ADJ/5V/12V 1.23V TO263-5L,TO220-5L
CXSD6253 Medium voltage reduction, constant voltage, enable, highefficiency 8W 3.6~28V 380KHz 2A ± 3% 93% ADJ 1.222V SOP8
CXSD6254 Medium voltage reduction, constant voltage, enable, highefficiency 12W 3.6~28V 380KHz 3A ± 3% 93% ADJ 1.222V SOP8
CXSD6255 Medium voltage reduction, constant voltage, enable, highefficiency 8W 3.6~28V 380KHz 2A ± 3% 93% ADJ 0.8V SOP8
CXSD6256 Medium voltage reduction, constant voltage, enable, highefficiency 12W 3.6~28V 380KHz 3A ± 3% 93% ADJ 0.8V SOP8
CXSD6257 Medium voltage reduction, constant voltage, enable, highefficiency 20W 5~32V 300KHz 4A ± 3% 90% ADJ 0.8V TO252-5L
CXSD6258 Medium voltage reduction, constant voltage, enable, highefficiencyHigh power 100W 5~32V 300KHz 5A ± 3% 90% ADJ 0.8V TO263-5L
CXSD6259 Medium voltage, voltage reduction, constant voltage, highefficiency 20W 8~36V 180KHz 4A ± 2% 94% ADJ 1.25V TO252-5L
CXSD6260 Medium voltage, voltage reduction, constant voltage, highefficiencyHigh power 100W 8~36V 180KHz 5A ± 2% 94% ADJ 1.25V TO263-5L
CXSD6261 Medium voltage, voltage reduction, constant voltage, highefficiencyHigh power 100W 8~40V 180KHz 12A ± 2% 94% ADJ 1.25V TO220-5L
CXCH7601 Medium voltage step-down constant voltage+constant current, enable 8W 4.5~40V 150KHz 2A ± 2% 83% ADJ 1.235V SOP8-EP
CXCH7602 Medium voltage step-down constant voltage+constant current 20W 4.5~40V 150KHz 3A ± 3% 80% ADJ 1.235V TO263-5L
CXCH7603 Medium voltage step-down constant voltage+constant current, highefficiency 20W 8~40V 150KHz 3A ± 1.5% 92% ADJ 1.25V SOP8-EP
CXCH7604 Medium voltage step-down constant voltage+constant current, line loss compensation, highefficiency 20W 8~40V 180KHz 3A ± 1.5% 92% ADJ 1.25V SOP8-EP
CXCH7605 Medium voltage step-down constant voltage+constant current 50W 8~36V 150KHz 5A ± 1.5% 92% ADJ 1.25V TO263-5L
CXCH7606 High medium voltage dropefficiencyHigh power constant voltage+constant current, highefficiency 12W 8~36V 180KHz 3A ± 2% 92% ADJ 1.25V SOP8
CXCH7607 Medium voltage step-down USB interface dedicated, fixed 5V output, high voltageefficiencyShort circuit shutdown 10W 8~45V 150KHz 1.8A ± 2% 92% 5V - SOP8
CXCH7608 Medium voltage step-down USB interface dedicated, fixed 5V output, high voltageefficiencyShort circuit shutdown 12W 8~45V 150KHz 2.1A ± 2% 92% 5V - SOP8
CXCH7609 Medium voltage step-down USB interface dedicated, fixed 5V output, high voltageefficiencyShort circuit shutdown 12W 8~40V 150KHz 2.4A ± 2% 92% 5V - SOP8
CXCH7610 Medium voltage step-down USB interface dedicated, fixed 5V output, high voltageefficiencyShort circuit shutdown 16W 8~40V 150KHz 3.2A ± 2% 92% 5V - TO252-5L
CXSD6262A High voltage reduction, constant voltage, enable 5W 5~100V 150KHz 0.4A ± 2% 87% ADJ 1.25V SOP8-EP
CXSD6263 High voltage reduction, constant voltage, enable 8W 5~100V 150KHz 0.8A ± 2% 87% ADJ 1.25V TO252-5L
CXSD62253 High voltage reduction, constant voltage, enable 8W 5~60V 150KHz 2A ± 1.5% 87% ADJ/3.3V/5V/12V 1.23V SOP8
CXSD62252 High voltage reduction, constant voltage, enable 20W 5~60V 150KHz 3A ± 1.5% 87% ADJ/5V 1.23V TO252-5L
CXSD62555 High voltage reduction, constant voltage, enable 50W 5~60V 150KHz 3A ± 1.5% 87% ADJ/3.3V/5V/12V 1.23V TO220-5L
CXSD62555 High voltage reduction, constant voltage, enable 30W 5~60V 150KHz 3A ± 1.5% 87% ADJ/3.3V/5V/12V 1.23V TO263-5L
CXSD62555 High voltage reduction, constant voltage, enable 10W 5~60V 150KHz 2A ± 1.5% 87% ADJ/3.3V/5V/12V 1.23V SOP8-EP
CXSD62556 High voltage reduction, constant voltage, enable 50W 5~60V 52KHz 3A ± 1.5% 87% ADJ/5V/12V 1.23V TO220-5L
CXSD62556 High voltage reduction, constant voltage, enable 30W 5~60V 52KHz 3A ± 1.5% 87% ADJ/5V/12V 1.23V TO263-5L
CXSD6265 High voltage reduction, constant voltage+constant current 5W 10~100V 150KHz 0.6A ± 2% 89% ADJ 1.25V TO252-5L
CXSD6267 High voltage reduction, constant voltage+constant current, highefficiency 5W 12~100V 150KHz 0.6A ± 2% 93% ADJ 1.25V SOP8-EP
CXSD6266 High voltage reduction, constant voltage+constant current 20W 10~100V 150KHz 1A ± 2% 89% ADJ 1.25V TO263-5L
CXSD6262B High voltage drop, constant voltage+constant current, upper sampling 3W 10~100V 100KHz 0.3A ± 2% 84% ADJ 1.25V SOP8-EP
CXSD62557 High voltage drop, constant voltage+constant current, enable, upper sampling, highefficiency 8W 8~100V 100KHz 1A ± 2% 95% ADJ 1.25V SOP8-EP
CXSD62558 High voltage reduction, constant voltage+constant current, upper sampling, high voltageefficiency 20W 8~100V 100KHz 2.1A ± 2% 95% ADJ 1.25V TO263-7L
CXSD62653 High voltage step-down synchronous rectification, high voltage synchronous, constant voltage 5W 5~80V 120KHz 0.6A ± 2% 93% ADJ 1.25V SOP8
CXSD62654 High voltage step-down synchronous rectification, high voltage synchronous, constant voltage 15W 5~80V 120KHz 1.0A ± 2% 94% ADJ 1.25V TO252-5L
CXSD62655 High voltage step-down synchronous rectification, high voltage synchronous, constant voltage 25W 5~80V 120KHz 1.5A ± 2% 94% ADJ 1.25V TO263-5L
CXSD62656 High voltage step-down synchronous rectification, high voltage synchronous, constant voltage 30W 5~80V 120KHz 1.5A ± 2% 94% ADJ 1.25V TO220-5L
CXSD62657 Medium voltage step-down synchronous rectification synchronous, constant voltage+constant current 12W 5~45V 200KHz 2A ± 2% 95% ADJ 1.25V SOP8-EP
CXSD62658 Medium voltage synchronous voltage reduction, constant voltage+constant current 15W 5~45V 200KHz 3A ± 2% 95% ADJ 1.25V SOP8-EP
CXSD62659 Medium voltage step-down synchronization, constant voltage, enable 10W 5~36V 150KHz 2.5A ± 2% 95% ADJ 1.25V SOP8
CXSD62660 Medium voltage step-down synchronization, constant voltage, enable 15W 5~45V 150KHz 2.5A ± 2% 95% ADJ 1.25V SOP8-EP
CXSD62661 Medium voltage step-down synchronization, constant voltage, high power 30W 5~40V 120KHz 4A ± 2% 95% ADJ 1.25V TO252-5L
CXSD62662 Medium voltage voltage voltage reduction synchronization, constant voltage+constant current, enable 12W 5~45V 200KHz 2A ± 2% 93% ADJ 1.25V SOP8-EP
CXSD62663 Medium voltage voltage voltage reduction synchronization, constant voltage+constant current, enable 15W 5~45V 200KHz 3A ± 2% 94% ADJ 1.25V SOP8-EP
CXSD62664 Medium voltage step-down synchronization, constant voltage, high power 50W 5~40V 120KHz 4A ± 2% 96% ADJ 1.25V TO263-5L
CXSD62665 Medium voltage step-down synchronization, constant voltage, high power 80W 5~45V 120KHz 6A ± 2% 96% ADJ 1.25V TO220-5L
CXSD62666 Medium voltage step-down synchronization, constant voltage+constant current, high power 50W 5~45V 120KHz 4A ± 2% 96% ADJ 1.25V TO263-7L
CXSD62667 Medium voltage step-down synchronization, constant voltage+constant current, high power 60W 5~45V 120KHz 6A ± 2% 96% ADJ 1.25V TO263-7L