IC 2.2 A SWITCHING REGULATOR, 275 kHz SWITCHING FREQ-MAX, PDIP8, 0.300 INCH, PLASTIC, DIP-8, Switching Regulator or Controller
Buck Switching Regulator IC Positive Adjustable 1.2V 1 Output 5mA 8-SOIC (.154", 3.9mm Width)

2.2A SWITCHING REGULATOR, 275kHz SWITCHING FREQ-MAX, PDSO16, LLP-16

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2.2A SWITCHING REGULATOR, 275kHz SWITCHING FREQ-MAX, PDIP8, PLASTIC, DIP-8
IC 2.2 A SWITCHING REGULATOR, 275 kHz SWITCHING FREQ-MAX, PDSO8, 0.150 INCH, PLASTIC, SOIC-8, Switching Regulator or Controller
Automotive 6.5-40V In, 12V Out Switching Regulator, 275kHz, SOIC-8
IC 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN, Switching Regulator or Controller
Conv DC-DC 8V to 40V Synchronous Step Down Single-Out 1.2V to 37V 3A 7-Pin(7+Tab) TO-220 Tube