DC to DC Step Down Converter | 20VDC-42VDC to 13.8VDC, 7A

LONE STAR AVIATION

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In stock

EDMO # 05003A138

MFR Part # LS03-05003-(A)-138

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Product Description

This ultra compact and lightweight step down converter from Lone Star Aviation boasts of a 90% efficiency rating and is available in several output models available: 24—3 VDC, 24—5 VDC, 24—7.5 VDC, 24—13.8 VDC, 24—16 VDC, and 24—19 VDC. This converter provides power for charging various consumer electronics such as tablets, cell phones, portable GPS units. camera equipment, DVD players, LCD screens, laptops, EFB, and other DC/AC inverters. It can be installed in the flight deck or passenger cabin using the DC connector and quick disconnect harness.

This DC step down converter (EDMO# 05003A138) supplies an output of 13.8 VDC.

Features

90% efficiency rating
Lightweight and compact — weighing only 0.220 lb
SMT technology
Potentiometer for output adjustments
Universal mounting (without thermal concerns)
LED status indicators
Operating temperature: -55°C to 70°C
Over & under voltage, short circuit, over current, reverse polarity circuit protection
Regulation Load: 1%
Ripple: 18 mVpp
Transient response time 0.5ms (max.) @ 13.8 VDC
Easy installation — remote on/off
TSO C71 approval

Specifications

Weight:

116g (4.09 oz) Dimensions: 3.69 x 3.217 x 1.00 in Input Current: 2.0-4.0 Amps (nom) at 27.5v DC (nominal input voltage) Circuit Protection: over voltage, under voltage protection, reverse polarity protection. (PS recovers automatically without damage) Thermal Solution: thermal self-contained (vented to allow ambient airflow) Efficiency: 93% min. (22VDC — 28VDC input) Ripple: 18mv peak-to-peak Transient response time: 0.5 ms (max.) PCB Material: FR-4 fiberglass material UL 94-V0 flammability rating Enclosure material: aluminum (flame resistant) Temperature: -55°C to 70°C, operating -55C to +80C, storage Vibration Frequency: 5 Hz to 50 Hz MTBF: -125,000 hr EMI: TSO, MPS, 2.6, 100-54/DO-60 LED Indicator G/A/R: Green: normal operations Amber: over current, under voltage Red: input polarity reversed, fault Potentiometer Adjustment: output voltage Current Share: share current between 2 units (max. 5 units) Approval: FAA TSO Approved