1.8 WATT SINGLE OUTPUT

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Specifications

FEATURES

• Transfer Molded Type

• 16-Pin SMD Package

• 500 Vdc Input/Output

Isolation

• Low Profile

• Compact Size

SM1.8 Series

All specifications are typical at nominal input, full load, and 25°C ,

unless otherwise noted.

INPUT

Voltage Range...........................................................+5%, See Table

Input Filter...............................................................Internal Capacitor

OUTPUT

Voltage Accuracy.................................................................±5% max.

Line Regulation (at FL).................................................±5% max.

Load Regulation (FL to 1/4 Load)........................................±5% max.

Ripple Noise (20MHz Bw)...............................................1% P-P max.

Temperature Coefficient (at FL).....................................0.5%/°C max.

Short Circuit Protection.....................................................Momentary

GENERAL

Efficiency (at FL)..............................................................75% Typical

Isolation Voltage.....................................................................500 Vdc

Isolation Resistance.......................................................1000MOhms

Switching Frequency.........................................................25KHz typ.

ENVIRONMENTAL

Operating Temperature Range.......................................-25° to +71°C

Storage Temperature Range........................................-40° to +105°C

Derating......................................................................................None

Cooling................................................................Free Air Convection

Relative Humidity..........................................................Up to 95% RH

PHYSICAL

Case Material.......................................Non-Conductive Black Plastic

Weight.......................................................................14 grams typical

Dimensions.........................................................1.00” x 0.54” x 0.37”

.................................................(26.4 x 13.72 x 9.40 mm)

P.O. Box 398, Paterson, New Jersey 07544 U.S.A.

Tel: (973)345-5885 Fax: (973)345-1264 • Email: sales@polytrondevices.com • www.polytrondevices.com