Non-isolated DC/DC converter PRM®

DIPfor telecom applicationsBuck-Boost

Product overview
High-density, high-efficiency ZVS buck-boost regulator in a very low-profile FULL ChiP package designed for board-mount power conversion from 48 V inputs to 48 V outputs at up to 400 W. Part number: PRM48AF480T400A00. Designed for industrial board-level applications requiring compact, high-power 48 V conversion.

Key highlights

• ZVS buck-boost topology for seamless step-up/step-down conversion
• High efficiency and high power density
• Approx. 1 MHz switching frequency
• Very low profile FULL ChiP package
• Pick & place / SMD compatible
• Surface-mount or through-hole variants
• Mix-and-match compatibility with full- and half-chip products

Basic product data

• Input voltage: 48 V
• Output voltage: 48 V
• Maximum output power: 400 W
• Package: FULL ChiP
• Package size: 1.28 x 0.87 x 0.265 in / 32.5 x 22.0 x 6.73 mm

Pricing (MSRP)
Quantity | MSRP
25+ | $97.14
100+ | $91.11

Ordering / availability
Lead time indicated on page: 40 weeks. Minimum order quantity: 25.

Available mechanical / mounting options

• J-Lead (selected by default on page)
• Through Hole

Available product grades (temperature ranges)

• T = -40°C to 125°C
• M = -55°C to 125°C

Evaluation board
Evaluation board referenced: PRD48AF480T400A00 (user guide and evaluation resources available).

Technical specifications

• Topology: ZVS buck-boost
• Switching frequency: ~1 MHz
• Max output power: 400 W
• Nominal input voltage: 48 V
• Nominal output voltage: 48 V
• Package: FULL ChiP (surface-mount or through-hole options)
• Dimensions: 32.5 x 22.0 x 6.73 mm (1.28 x 0.87 x 0.265 in)
• Mounting options: J-Lead or Through-Hole
• Minimum order quantity: 25
• Typical MSRP (25+): $97.14 (USD)
• Typical MSRP (100+): $91.11 (USD)
• Lead time (as shown): 40 weeks