FEC40 查看數據表（PDF） - Astrodyne Corporation

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FEC40

Isolated and Regulated 40 WATT Modular DC/DC Converters

Astrodyne Corporation 

Isolated and Regulated 40 WATT Modular DC/DC Converters

fec40 series

INPUT SPECIFICATIONS

Input Voltage Ranges:

24 VDC Nominal

18-36 VDC

48 VDC Nominal

36-75 VDC

Input Filter (Note 6)

L-C Type

Under Voltage Lockout

24V Input

DC-DC On: 17.8V

DC-DC Off: 16V

48V Input

DC-DC On: 36V

DC-DC Off: 34V

Input Voltage Variation dv/dt 5V / mS, max.

(Complies with ETS300 132 part 4.4)

Input Surge Voltage 100mS max. 24V Input

50VDC

48V Input

100VDC

Input Reflected Ripple (Note 7) Nom I/P and FL

40mA Pk-Pk

Start Up Time

Nom. I/P and Static Resistive Load

25mS, typ.

Remote ON/OFF (Note 8)

DC-DC On: Open or 3.5V < Vr < 12V

DC-DC Off: Short or 0V < Vr < 1.2V

Remote Off Input Current

Nom. Input:

2.5mA

OUTPUT SPECIFICATIONS

Output Power

Voltage and Current

O/P Accuracy (FL & Nom I/P)

Voltage Adjust (Note 1)

Min. Load-Triple Only (Note 2)

Load Regulation-10%-FL

(Note 3)

Line Regulation

Cross Regulation (Note 4)

Temperature Coefficient

Ripple/Noise (Note 5)

Transient Response

Voltage Stability

Over Load Protection

Short Circuit Protection

40 Watts Max.

See Selection Chart

single/dual; +/- 1%

Triple Main: +/-1%

Triple Aux.: +/-3%

+/-10%

10%

singles: +/-0.5%

duals: +/-1%

Triple Main: +/-2%

Triple Aux.: +/-5%

single/dual; +/- 0.5%

Triple Main: +/-1%

Triple Aux.: +/-5%

single/dual/triple main +/-1%

triple aux. +/-5%

+/-0.02%/DegC, Max.

See Selection Chart

(25% Load Step)

400uS

(singles/duals)

+/- 2%

(triples)

5 V:+/-2%, Aux: +/-5%

FL, Nom. I/P: 150% Max.

Hiccup, Auto Recovery

OVP Threshold, Zener Diode Clamp:

3.3V Output

5V Output

12V Output

15V Output

3.9Volts

6.2Volts

15Volts

18Volts

GENERAL SPECIFICATIONS

Input-Out Isolation

Isolation Resistance

Isolation Capacitance

Efficiency

Switching Frequency (Note 9)

1600VDC

10-9nth Ohms

1000pF, Max.

See Selection Chart

300Khz, typ

ENVIRONMENTAL SPECIFICATIONS

Oper. Temperature

Storage Temperature

Relative Humidity

Maximum Case Temp

Over Temp. Protection

Thermal Impedance (Note 11)

Thermal Shock

Vibration

MTBF (Note 10)

-40 to +85°C with derate

-55 to +105°C *

5 to 95% RH *

100°C *

115°C, typ.

Convection:

9.2°C/Watt

Heat Sink w. 20LFM 8.5°C/Watt

Heat Sink w. 500LFM 2.8°C/Watt

MIL-STD-810D

10-55Hz, 2G, 30 Minutes

along X, Y and Z Axes

1.398 MHrs

PHYSICAL SPECIFICATIONS

Case Material

Construction

Dimensions

Weight

Nickel-Coated Copper

Non-Conductive Base

Fully Encapsulated with

UL94-VO Epoxy

2.0” x 2.0” x 0.40”

2.11 oz, (60g)

* These are stress ratings. Exposure of the devices to any of these conditions

may adversely affect long term reliability. Proper operation under conditions

other than the standard operating conditions is neither warranteed nor implied.

WWW.ASTRODYNE.COM

All specifications are typical at nominal input, full load, and 25DegC unless

otherwise noted

ASTRODYNE USA: 1-800-823-8082

ASTRODYNE PACIFIC: 886-2-26983458

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