Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833

603-778-2300 www.wallindustries.com Fax 603-778-9797

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PSAHF Series

Up to 10 Watts

Single and Dual Outputs

AC/DC Switching Power Supply

Rev. C

SPECIFICATIONS: PSAHF 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.

SPECIFICATIONS

TEST CONDITIONS

Min

Typ

Max

Unit

Operating Voltage Range

85

265

VAC

Input Frequency

47

440

Hz

115VAC

10

A

Inrush Current

cold start at 25°C

230VAC

20

A

Built-in Fuse

2A / 250VAC

External Input Fuse (Recommended)

1.5A Slow – Blow Type

Output Voltage

See Table

Output Voltage Accuracy

±1.0

±2.0

%

Single Output Models

±0.5

±1.0

%

Load Regulation

Io = min. to max.

Dual Output Models

±2.5

±5.0

Line Regulation

Vin = min. to max.

±0.5

±1.0

%

Overshoot

5.0

%

Output Power

10

W

Output Current

See Table

3.3VDC & 5.0VDC Outputs

1.5

1.8

% of Vo

Ripple & Noise (Vp-p)

20MHz bandwidth

Other Outputs

0.8

1.0

% of Vo

Hold-up Time

115VAC, 60Hz

20

ms

PROTECTION

Over Voltage Protection

Zener diode clamp

120

% of Vo

Current Limitation

85VAC, Hiccup technique, automatic recovery

105

%

Short Circuit Protection

Hiccup mode, indefinite (auto-recovery)

GENERAL

Efficiency

See Table

Switching Frequency

100

KHz

Isolation Voltage

Input to output, 60 seconds

3000

VAC

Isolation Test Voltage

Input to output, flash tested for 1 second

4700

VDC

Isolation Resistance

Test Voltage = 500VDC

100

M

Ω

ENVIRONMENTAL

Operating Temperature

Ambient

-25

+71

°C

Storage Temperature

-40

+85

°C

Humidity

95

%

Cooling

free air convection

Temperature Coefficient

All Outputs

±0.01

±0.02

%/°C

MTBF

MIL-HDBK-217F @ 25°C, Ground Benign

300,000 hours

PHYSICAL

Weight

Approximately 3.25oz (92g)

Dimensions

2.52(L) x 1.77(W) x 0.75(H) inches

Flammability

UL94V-0

Case Material

Plastic resin and Fiberglass

SAFETY

Safety Approvals

IEC/ EN / UL 60950-1

Conducted EMI

EN55022 Class B

Standard

Specification Requirement

Performance Criteria

EN61000-4-2

Air ±8KV

Cont. ±4KV

B

EN61000-4-3

80 ~ 1000MHz 10V/m

80% AM 1KHz modulation

A

EN61000-4-4

AC port ±2KV

DC, SL, TL±2KV

Not less than 1 min.

B

EN61000-4-5

1.2/50

μs (8/20μs)

AC dif. ±1KV

DC ±0.5KV

B

EN61000-4-6

0.15 ~ 80MHz 10Vrms

(functional earth ports

included)

80% AM 1KHz modulation

B

Conducted EMC

EN61000-4-11

30% 10ms

60% 100ms

95% 5000ms

B

C

C