Vicor – PI3740: Cool-Power ZVS Buck-Boost Regulator


Delivering up to 140W of power, and up to 8A of output current, at up to 96% efficiency, the new PI3740 Cool-Power regulator features an input operating voltage range of 8VDC to 60VDC and a regulated output voltage range of 10VDC to 50VDC. Incorporating Vicor’s proprietary high frequency zero-voltage switching (ZVS) technology, and featuring a best in class combination of conversion efficiency, power density and performance, the PI3740 is an ideal choice for demanding, automotive, industrial, test automation, LED lighting, and battery charging.

• Over 98% efficiency at >800kHz FSW
• Parallel capable with single wire current sharing
• Input over-/under-voltage lockout (OVLO/UVLO)
• Over-temperature protection (OTP)
• Fast and slow current limits
• Fast transient response
• External frequency synchronization/interleaving
• Output over-voltage protection (OVP)
• -40°C to +125°C operating range (TJ)
• High density 10 x 14 x 2.5mm SiP package