Powersolve AS75 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
AS75 Series
30 - 84 Watt
DC-DC Converters
Single Output
Features
• 2:1 Input Voltage Range
• Eighth brick package
• Regulated outputs
• Efficiency to 92%
• 1500VDC isolation
• Input under voltage protection
• Over current protection
• Over temperature protection
INPUT
Input Voltage Range
36 ~ 75V
Undervoltage Lockout 35V (Vin power up)
33V (Vin power down)
Positive Logic Remote ON/OFF Open Collector ref. to -Input, Module ON: Open Circuit, Module OFF: <1.2VDC
Add suffix N to Model No. for Negative Logic Remote ON/OFF
Input Filter PI Type (12V version: LC type)
OUTPUT
Voltage Accuracy
±1.0% max.
Transient Response: 25% Step Load Change <400µsec
External Trim Adj. Range ±10%
Ripple & Noise, 20MHz BW 100mV pk-pk max. measured with 10µF tantalum & 1.0µF ceramic capacitors
across output
ENVIRONMENTAL
Temperature coefficient
±0.03%/°C max.
Short Circuit Protection Continuous / Hiccup
Line Regulation ±0.2% max over input voltage range
Load Regulation ±0.5% max from 0-100% load
Over Voltage Protection trip range, % Vo nom. 115 ~ 140%
Current Limit 110% ~ 160% Nominal Output
GENERAL
Efficiency
See table
Isolation Voltage 1500VDC min
Isolation Resistance 10 7 ohms min.
Switching Frequency 250-350KHz depending on output voltage
Over temperature protection 120°C typ.
Operating ambient temperature range -40°C to +85°C
Storage temperature range -40°C to +125°C
Dimensions 2.30 x 0.90 x 0.39 inches
58.4 x 22.9 x 10.0 mm
Weight 26g
Electrical Specification