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

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

PSPD25 Series

Dual Output

Up to 25 Watts

AC/DC Power Supply

FEATURES

• Low Cost

• High Reliability

• 2 Year Warranty

• 100% Full Load Burn-In Test

• Low Leakage Current < 0.5mA

• Universal AC Input/ Full Range

• Cooling by Free Air Convection

• Fixed Switching Frequency at 100KHz

• Short Circuit, Overload, Over Voltage, and Over Temperature Protected

SPECIFICATIONS: PSPD25 Series

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

INPUT SPECIFICATIONS

Input Voltage

85 – 264VAC (120 – 370VDC)

Input Frequency

47 ~ 63Hz

AC Current (typical)

0.65A @ 115VAC

0.4A @ 230VAC

Inrush Current

32A cold start.

Leakage Current

< 0.5mA @ 240VAC

OUTPUT SPECIFICATIONS

Output Voltage

See Table

Output Voltage Tolerance (See Note 3)

PSPD-25A & PSPD-25B (CH 1: ±2%, CH 2: ±6%)

PSPD-2505 (CH 1: ±6%, CH 2: ±6%)

PSPD-2512 & PSPD-2515 (CH 1: ±4%, CH.2: ±4%)

Line Regulation

PSPD-25A & PSPD-25B (CH 1: ±0.5%, CH 2: ±2%)

PSPD-2505 (CH 1: ±1%, CH 2: ±1%)

PSPD-2512 & PSPD-2515 (CH 1: ±0.5%, CH.2: ±0.5%)

Load Regulation

PSPD-25A & PSPD-25B (CH 1: ±1%, CH 2: ±4%)

PSPD-2505 (CH 1: ±4%, CH 2: ±4%)

PSPD-2512 & PSPD-2515 (CH 1: ±3%, CH.2: ±3%)

Output Current

See Table

Ripple & Noise (See Note 2)

See Table

Setup, Rise Time

250ms, 50ms @ 230VAC

250ms, 30ms @ 115VAC and full load

Hold Up Time

100ms @ 230VAC

16ms @ 115VAC and full load

Temperature Coefficient

±0.03%/°C (0~50°C) on CH 1 output.

PROTECTION

Over Voltage Protection

See Table

Protection Type: Shut off output voltage, clamping by Zener diode.

Overload Protection

Above 105% rated output power

Protection Type: Hiccup mode, recovers automatically after fault condition is removed.

Tj 135°C typically (U1) detect on main control IC

Over Temperature Protection

Shut down output voltage, recovers automatically after temperature goes down.

GENERAL SPECIFICATIONS

Switching Frequency (fixed)

100KHz

Efficiency (typical)

See Table

Withstand Voltage

3KVAC (input to output), 1.5KVAC (input to FG), 0.5KVAC (output to FG).

Isolation Resistance

100MΩ / 500VDC (input to output, input to FG, output to FG)

ENVIRONMENTAL SPECIFICATIONS

Working Temperature

-10°C to +60°C (refer to output load derating curve)

Storage Temperature

-20°C to +85°C

Working Humidity (non-condensing)

20% ~ 90% RH non-condensing

Storage Humidity (non-condensing)

10% ~ 95% RH

Vibration

10~500Hz, 2G 10min./1cycle, Period for 60 minutes each along X, Y, and Z axes.

MTBF

507,900 hours min.

MIL-HDBK-217 (25°C)

PHYSICAL SPECIFICATIONS

Weight

10 oz.

Dimensions

107(L) x 61(W) x 28(H) mm

Warranty

2 years

SAFETY & EMC

Safety Standards

UL60950-1, TUV EN60950-1 Approved

EMI Conduction and Radiation

Compliance to EN55022 (CISPR22) Class B

Harmonic Current

Compliance to EN61000-3-2,3

EMS Immunity

Compliance to EN61000-4-2,3,4,5, light industry level, criteria A.