Powersolve PS75 Series Manual do Utilizador descarregar pdf

Powersolve Electronics Ltd. 8A Arnhem Road, Newbury, RG14 5RU. England

Tel: 01635 521858 Fax: 01635 523771 Email: sales@powersolve.co.uk

www.powersolve.co.uk

High Density DC-DC Modules

PS75 Series

37.5 - 75 Watt Wide Input

DC-DC Converters

Single Output

Features

• 37.5W - 75W Isolated Output

• Efficiency to 86%

• 300KHz Switching Frequency

• 2 : 1 Input Range

• Regulated Outputs

• Continuous Short Circuit Protection

• Five Sided Metal Case

• Industry Standard Half-Brick Package

INPUT

Input Voltage Range 9 - 18V (PS75-12Sxx models)

18 - 36V (PS75-24Sxx models)

36 - 75V (PS75-48Sxx models)

Undervoltage Lockout 8.8V (PS75-12Sxx power up)

8.0V (PS75-12Sxx power down)

17V (PS75-24Sxx power up)

16V (PS75-24Sxx power down)

34V (PS75-48Sxx power up)

32.5V (PS75-48Sxx power down)

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 ±1.0% max.

Transient Response: 25% Step Load Change <500µSec

External Trim Adj. Range ±10%

Ripple & Noise, 20MHz BW [3] 20mV RMS max, 75mV pk-pk max (2.5V, 3.3V & 5V outputs)

30mV RMS max, 100mV pk-pk max (12V & 15V outputs)

100mV RMS max, 240mV pk-pk max (24V output)

ENVIRONMENTAL

Temperature coefficient ±0.03%/°C

Short Circuit Protection Continuous

Line Regulation [1] ±0.2% max

Load Regulation [2] ±0.2% max

Over Voltage Protection trip range, % Vo nom. 115% - 140%

Current Limit 110% - 150% Nominal Output

GENERAL

Efficiency See table

Isolation Voltage I/P-O/P, I/P-FG, O/p-FG: 1500VDC min

Isolation Resistance 10

ohms min.

Switching Frequency 400KHz typ. (12V & 24V input models)

300KHz typ. (48V input models)

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 12.7 mm (2.28 x 2.40 x 0.50 inches)

Case Material Aluminium

Electrical Specification

NOTE:

1. Measured from High Line to Low Line.

2. Measured from Full Load to No Load.

3. Output noise and ripple measured with 10µF tantalum & 1.0µF ceramic capacitors across output.

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Powersolve PS75 Series Manual do Utilizador

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