Key Features:

A300RW

Wide Input Range, 3W

Single & Dual Output

DC/DC Converters

Series

RoHS Compliant

MicroPower Direct

292 Page Street

Suite D

Stoughton, MA 02072

USA

T: (781) 344-8226

F: (781) 344-8481

E: sales@micropowerdirect.com

W: www.micropowerdirect.com

Input

Parameter

Conditions

Min.

Typ.

Max.

Units

Input Start Voltage

5 VDC Input

3.5

4.0

4.5

VDC

12 VDC Input

4.5

7.0

9.0

24 VDC Input

8.0

12.0

18.0

48 VDC Input

16.0

24.0

36.0

Input Filter

π (Pi) Filter

Reverse Polarity Input Current

1.0

A

Short Circuit Input Power

1,000

2,000

mW

Output

Parameter

Conditions

Min.

Typ.

Max.

Units

Output Voltage Accuracy

±0.5

±1.0

%

Output Voltage Balance

Dual Output , Balanced Loads

±0.5

±2.0

%

Line Regulation

Vin = Min to Max

±0.2

±0.5

%

Load Regulation

Iout = 10% to 100%

±0.2

±0.5

%

Ripple & Noise (20 MHz) (Note 1)

45

60

mV P - P

Ripple & Noise (20 MHz)

Over Line, Load & Temp.

100

mV P - P

Ripple & Noise (20 MHz)

15

mV rms

Output Power Protection

120

%

Transient Recovery Time (Note 2)

50% Load Step Change

300

500

µSec

Transient Response Deviation

±3.0

±5.0

%

Temperature Coefficient

±0.01

±0.02

%/ºC

Output Short Circuit

Continuous (Autorecover)

General

Parameter

Conditions

Min.

Typ.

Max.

Units

Isolation Voltage

60 Seconds

1,500

VDC

Isolation Resistance

500 VDC

1,000

MΩ

Isolation Capacitance

100 kHz, 1V

65

100

pF

Switching Frequency

300

kHz

Environmental

Parameter

Conditions

Min.

Typ.

Max.

Units

Operating Temperature Range

Ambient

-40

+25

+71

ºC

Operating Temperature Range

Case

-40

+90

ºC

Storage Temperature Range

-40

+125

ºC

Cooling

Free Air Convection

Humidity

RH, Non-condensing

95

%

Physical

Case Size

1.25 x 0.80 x 0.40 Inches (31.8 x 20.3 x 10.2 mm)

Case Material

Non-Conductive Black Plastic (UL-94V0)

Weight

0.42 Oz (12g)

Reliability Specifications

Parameter

Conditions

Min.

Typ.

Max.

Units

MTBF

MIL HDBK 217F, 25ºC, Gnd Benign

1.0

MHours

Safety Standards

UL 1950, EN 60950, IEC 60950

Safety Approvals

UL, cUL; File No. E245422

Absolute Maximum Ratings

Parameter

Conditions

Min.

Typ.

Max.

Units

Input Voltage Surge (1 Sec)

5 VDC Input

-0.7

11.0

VDC

12 VDC Input

-0.7

25.0

24 VDC Input

-0.7

50.0

48 VDC Input

-0.7

100.0

Lead Temperature

1.5 mm From Case For 10 Sec

260

ºC

Internal Power Dissipation

All Models

2,500

mW

Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings.

Electrical Specifications

Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.