s
z 2A Output Current z Up to 90% Efficiency z 4.75V to 20V Input Range z 40µA Shutdown Supply Current z 400kHz Switching Frequency z Adjustable Output Voltage z Cycle-by-Cycle Current Limit Protection z Thermal Shutdown Protection z Frequency Foldback at Short Circuit z Stability with Wide Range of Capacitors,
Including Low ESR Ceramic Capacitors z SOP8L Package
SOP-8.
Functional Block Diagram
BS IN SW GND
1 2 3 4
8 N/C 7 EN 6 COMP 5 FB.
Full PDF Text Transcription for FSP3170 (Reference)
Note: Below is a high-fidelity text extraction (approx. 800 characters) for
FSP3170. For precise diagrams, and layout, please refer to the original PDF.
SMD Type Integrate Circuit WIDE INPUT 2A STEP DOWN CONVERTER FSP3170 ■ Features z 2A Output Current z Up to 90% Efficiency z 4.75V to 20V Input Range z 40µA Shutdown Supp...
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z Up to 90% Efficiency z 4.75V to 20V Input Range z 40µA Shutdown Supply Current z 400kHz Switching Frequency z Adjustable Output Voltage z Cycle-by-Cycle Current Limit Protection z Thermal Shutdown Protection z Frequency Foldback at Short Circuit z Stability with Wide Range of Capacitors, Including Low ESR Ceramic Capacitors z SOP8L Package SOP-8 ■ Functional Block Diagram BS IN SW GND 1 2 3 4 8 N/C 7 EN 6 COMP 5 FB ■ Absolute Maximum Ratings Ta = 25℃ Parameter Value Unit IN Supply Voltage -0.3 to 20 V SW Voltage BS Voltage EN, FB, COMP Voltage -1 to VIN + 1 VSW – 0.3 to VSW + 8 -0.
FSP3170 Datasheet
