VTC615 DC/DC Converter
NSN# VTC615
BENEFITS
  • Ultra-Quiet
  • Power sensitive electronics without interference
  • Rugged & Reliable
  • Ensure years of safe and trouble free operation
Electrical [Input]
Nominal Vdc (ip) 24 32 48 72
Actual (Vdc) 20-35 **28 - 45 40-60 65-90
Input Amps (Max) 39.5 30 20.3 12.6
Input Fuse (ATC) 3x 15 2x 20 1x 25 1x 15
Noise on Input < 50mV
 ** Actual startup is 29 VDC input, depending on model
Electrical [Output]
Output Nominal (op) 12 24 48
Output Volts (DC) 13.6 ± 0.05 27.2 ± 0.05 54.4 ± 0.05
Output Amps 40cont./45peak 20cont./25peak 10cont./12.5peak
Output Adjustment ± 1.0
Output Crowbar 16.0 ± 0.5V 32.0 ± 1.0V 63.9 ± 2.0V
Switching Frequency 60 ± 2 KHz
Idle Power < 10 Watts
Output Ripple & Noise < 25 mV
Transient Response < 2V for 50% Surge
Regulation
(Line & Load)
< +/- 0.5%
Duty Cycle Peak 20% for 10 min max
Continuous 100% for 24 hours per day
Efficiency > 80% @ Maximum Output
Environmental Specification
Operating Temp. Range -25° to +40°C @ maximum output
Derate Linearly 2.5% per°C from 40°C
(Optional -40°C extra wide temp. operation avail.)
Humidity 0 - 95% Relative Humidity
(non-condensing) with optional conformal coating
Audible Noise NONE - 0db @ 3 ft
Typical Service Life >10 years (87,600 hours)
Isolation Input-Case & Input-Output 1500VDC (500V @ 24V I/P)
Output-Case 500VDC (1500VDC @ 48V O/P)
Mechanical Specification
Length 14.5 in/ 36.8 cm
Width 10.2 in/ 25.9 cm
Height 4.3 in/ 10.9 cm
Clearance 1 inch (2.5 cm) all around
Material Marine Grade Aluminium
Finish Black Anodize / Powder Epoxy Coat
Fastenings All 18-8 Stainless Steel
Weight 7.0 lb / 3.2 kg
Connections Four contact output terminals
Warranty 3 years
Safety Designed to meet CSA 22.2.107.1 & UL458