Wall Industries, Inc.

Rev B

PSAIC SERIES

3 Watt AC/DC Switching Power Supplies

01/14/2013

Wall Industries, Inc. • 5 Watson Brook Road, Exeter, NH 03833 • Tel: 603-778-2300 • Toll Free: 888-597-9255 • Fax 603-778-9797

website: www.wallindustries.com • e-mail: sales@wallindustries.com

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SPECIFICATIONS: PSAIC SERIES

All specifications are based on 25°C, Nominal Input Voltage, and Maximum Output Current unless otherwise noted.

We reserve the right to change specifications based on technological advances.

SPECIFICATION

TEST CONDITIONS

Min

Typ

Max

Unit

INPUT SPECIFICATIONS

AC input voltage range

90

264

VAC

Input Voltage

DC input voltage range

120

370

VDC

Input Frequency

47

63

Hz

At 115VAC

75

Input Current

At 230VAC

Full load

55

mA

At 115VAC

20

Inrush Current

At 230VAC

< 500μs

50

A

No Load Power Consumption

< 0.3

W

External Fuse (recommended)

3.15A slow blow type

OUTPUT SPECIFICATIONS

Output Voltage

See Table

Voltage Accuracy

±10

%

3.3VDC output model

±5

Line Regulation

5V ~ 24VDC output models

LL to HL

±2

%

3.3VDC output model

±5

Load Regulation

5V ~ 24VDC output models

0% load to 100% load

±2

%

Output Power

3

W

Output Current

See Table

Minimum Load

0

%

Ripple & Noise

Measured at 20MHz BW with 0.1μF and 47μF capacitors in parallel

See Table

Max Capacitive Load

See Table

Hold-Up Time

15

ms

Temperature Coefficient

±0.02

%/°C

PROTECTION

Short Circuit Protection

Hiccup mode, indefinite (auto-recovery)

Over Voltage Protection

Zener diode clamp

Over Power Protection

Hiccup technique, auto-recovery

GENERAL SPECIFICATIONS

Efficiency

See Table

Switching Frequency

124

132

140

KHz

Isolation Voltage (input to output)

3750

VAC

Leakage Current

0.25

mA

ENVIRONMENTAL SPECIFICATIONS

Operating Temperature

With derating (see derating curve)

-40

+85

°C

Storage Temperature

-40

+85

°C

Humidity

95

%

Cooling

Free air convection

MTBF

25°C (MIL-HDBK-217F)

> 650,000 hours

PHYSICAL SPECIFICATIONS

Weight

0.92oz (26g)

Case Material

Plastic resin with Fiberglass (Flammability to UL 94V-0)

Dimensions (L x W x H)

1.41 x 0.75 x 0.86 inches (35.7 x 19.0 x 22.0 mm)

SAFETY & EMC

5V output model

UL, cUL, CE, CB

A type package

Others

UL, cUL, CE

Safety Approvals

B type package

All models

UL, cUL, CE

EMI (Conducted and Radiated Emissions)

EN 55022 Class B

EMC

EMS (Noise Immunity)

EN 55024