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Analog Devices LTM4636-1 | Demoboard DC2448A-D

PolyPhase 160A Step-Down Power µModule Regulator with Overvoltage and Overtemperature Protection

Overview

TopologyBuck Converter
Input voltage9-15 V
Output 10.9 V / 160 A

Description

Demonstration circuit DC2448A-D features a PolyPhase® design using the LTM®4636-1EY, a 40A high efficiency, switch mode step-down power µModule® regulator with overvoltage and overtemperature protection features. The input voltage range is from 9V to 15V. The output voltage range is 0.6V to 3.3V. The DC2448A-D can deliver a nominal 160A output current. DC2448A-D has on-board hot swap circuit that can disconnect input supply and protect the LTM4636-1 and the load under overvoltage and overtemperature conditions. As explained in the data sheet, output current derating is necessary for certain VIN, VOUT and thermal conditions. The board operates in continuous conduction mode in heavy load conditions.

Features

  • Overtemperature, Input/Output Overvoltage Protection
  • Trips Upstream Power Source or Circuit Breaker
  • Stacked Inductor Acts as Heat Sink
  • Wide Input Voltage Range: 4.7V to 15V
  • 0.6V to 3.3V Output Voltage Range
  • ±1.3% Total DC Output Voltage Error (–40°C to 125°C)
  • Differential Remote Sense Amplifier for Precision Regulation
  • Current Mode Control/Fast Transient Response
  • Frequency Synchronization
  • Parallel Current Sharing (Up to 240A)
  • 88% Efficiency (12VIN, 1VOUT) at 40A
  • Overcurrent Foldback Protection
  • Overtemperature Shutdown
  • 16mm × 16mm × 7.07mm BGA Package

Typical applications

  • Industrial Equipment
  • Telecom Servers and Networking Equipment
  • Medical Systems

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(mm)
f
(mm)
λDom typ.
(nm)
Emitting ColorλPeak typ.
(nm)
IV typ.
(mcd)
VF typ.
(V)
Chip Technology50% typ.
(°)
Samples
150060SS75000SPEC
26 files Active i| Production is active. Expected lifetime: >10 years.WL-SMCW SMT Mono-color Chip LED Waterclear 1.6 630 Super Red 645 60 1.9 AlInGaP 140
150060GS75000SPEC
26 files Active i| Production is active. Expected lifetime: >10 years.WL-SMCW SMT Mono-color Chip LED Waterclear 1.6 525 Green 515 430 3.2 InGaN 140
702931000SPEC
3 files Active i| Production is active. Expected lifetime: >10 years.WA-SNSR Self-Retaining Spacer 6.4 4.8
Order Code Data­sheet Simu­lation
150060SS75000SPEC
150060GS75000SPEC
702931000SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(mm)
f
(mm)
λDom typ.
(nm)
Emitting ColorλPeak typ.
(nm)
IV typ.
(mcd)
VF typ.
(V)
Chip Technology50% typ.
(°)
Samples