Product Summary
The CS5171EDR8 is a 28kHz/560kHz switching regulator with a high efficiency, 1.5A integrated switch. The CS5171EDR8 operates over a wide input voltage range, from 2.7V to 30V. The CS5171EDR8 utilizes current mode architecture, which allows excellent load and line regulation, as well as a practical means for limiting current. The CS5171EDR8 design includes provisions for features such as frequency synchronization, shutdown, and feedback controls or either positive or negative voltage regulation.
Parametrics
CS5171EDR8 absolute maximum ratings: (1) Junction Temperature Range, Tj: -40°C to +150°C; (2) Storage Temperature Range, Tstorage: -65°C to 150°C; (3) Package Thermal Resistance: Junction-to-Case, Rojc: 45°C/W, Junction -to-AMbient: 165°C/W; (4) Lead Temperature Soldering: Reflow: 230°C; (5) ESD, Human Body Model: 12kV.
Features
CS5171EDR8 features: (1) Pb-Free Packages are Available; (2) Integrated Power Switch: 1.5 A Guaranteed; (3) Wide Input Range: 2.7V to 30V; (4) High Frequency Allows for Small Components; (5) Minimum External Components; (6) Easy External Synchronization; (7) Built in Overcurrent Protection; (8) Frequency Foldback Reduces Component Stress During an Overcurrent Condition; (9) Thermal Shutdown with Hysteresis; (10) Regulates Either Positive or Negative Output Voltages; (11) Shut Down Current: 50μA Maximum; (12) Wide Temperature Range: Industrial Grade: -40°C to 125°C; (13) Commercial Grade: 0°C to 125°C.
Diagrams

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![]() CS5171EDR8 |
![]() ON Semiconductor |
![]() Switching Converters, Regulators & Controllers 1.5A High Efficiency |
![]() Data Sheet |
![]() Negotiable |
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![]() CS5171EDR8G |
![]() ON Semiconductor |
![]() Switching Converters, Regulators & Controllers 1.5A High Efficiency Boost |
![]() Data Sheet |
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(China (Mainland))









