Powersolve PS75-Dual Series - Manual

Powersolve Electronics Ltd. 8A Arnhem Road, Newbury, RG14 5RU. England
Tel: 01635 521858 Fax: 01635 523771 Email: [email protected]
www.powersolve.co.uk
High Density DC-DC Modules
PS75 Dual Series
75 Watt Wide Input
DC-DC Converters
Dual Output
INPUT
Input Voltage Range
18 - 36V (PS75-24Dxx-xx)
36 - 75V (PS75-48Dxx-xx)
Undervoltage Lockout 17V (PS75-24Dxx-xx power up)
15.5V (PS75-24Dxx-xx power down)
34V (PS75-48Dxx-xx power up)
32.5V (PS75-48Dxx-xx power up)
Positive Logic Remote ON/OFF Open collector ref. to -Input. Module ON: open circuit, Module OFF: <0.8VDC
Add suffix N to model number for Negative Logic Remote ON/OFF control
Input Filter PI Type
OUTPUT
Voltage Accuracy
±2% max.
Transient Response: 25% Step Load Change <500µSec
External Trim Adj. Range ±5%
Ripple & Noise, 20MHz BW 40mV RMS max, 100mV pk-pk max
ENVIRONMENTAL
Temperature coefficient
±0.03%/°C
Short Circuit Protection Continuous
Line Regulation ±0.2% max. measured over full input range
Load Regulation ±0.5% max. measured from 0-100% load
Over Voltage Protection trip range, % Vo nom. 115% - 140%
Current Limit
110% - 140% Nominal Output
GENERAL
Efficiency
See table
Isolation Voltage I/P-O/P, I/P-FG, O/P-FG: 1500VDC min
Isolation Resistance 10 7 ohms min.
Switching Frequency 400KHz Typ.
Operating case Temperature -40°C to +100°C
Storage Temperature -55°C to +105°C
Thermal Shutdown, Case Temp. +100°C Typ.
Dimensions 57.9 x 61.0 x 13.2 mm (2.28 x 2.40 x 0.52 inches)
Case Material Aluminium baseplate with plastic case
Electrical Specification
Features
• 75W Isolated Output
• Efficiency to 84%
• 400KHz Switching Frequency
• 2 : 1 Input Range
• Regulated Outputs
• Continuous Short Circuit Protection
• Total Output Power 75W with 15A Maximum per Channel
• Industry Standard Half-Brick Package