Regulated DC-DC converter PRM®

non-isolatedSMDfor telecommunications equipment

Product overview
PRM48AF480M400A00 is a member of the PRM® Regulator family. It is a FULL ChiP ZVS buck-boost DC-DC regulator providing regulated conversion for 48 V bus systems. The module delivers up to 400 W in a low-profile, board-mount FULL ChiP package suitable for SMD assembly or configurable through-hole mounting.

Key features

• ZVS buck-boost topology
• Nominal input/output voltage: 48 V
• Up to 400 W output power
• Switching frequency ≈ 1 MHz
• High power density in a FULL ChiP package
• SMD pick & place compatible; through-hole option available
• Mix-and-match full- and half-chip variants

Technical data
Part number: PRM48AF480M400A00
Product family: PRM® Regulator
Input voltage: 48 V
Output voltage: 48 V
Output power: 400 W
Switching frequency: ~1 MHz
Package dimensions: 1.28 x 0.87 x 0.265 in / 32.5 x 22.0 x 6.73 mm
Mounting: J-Lead (default) or Through Hole (configurable)
Evaluation board: PRD48AF480T400A00
Minimum order quantity: 25
Typical lead time shown: 40 weeks

Ordering & pricing (MSRP)
25+ : $242.77 each
100+ : $227.70 each

Packaging / Mechanical
FULL ChiP board-mount package with options for surface-mount (SMD) and through-hole. Package dimensions and mounting options as listed above.

Documents & resources

• Data sheet (PRM series)
• Evaluation board documentation and users guide (PRD48AF480T400A00)
• Application notes, layout guidelines and mechanical drawings
• 3D models and reference design files

Notes & certifications
Part number on this page: PRM48AF480M400A00. Lead time and minimum order quantity are indicated on the product page. Safety and approvals referenced on the product page (e.g., cURus, cTÜVus, CE, CB).