P
POLYTRON DEVICES, Inc.
25-30 WATT
SINGLE/DUAL/TRIPLE OUTPUT
Regulated, 4:1 Input Range
DC/DC Converters
Specifications
FEATURES
• Wide Input Range
• Industry Standard
Package & Pinout
• Efficiency to
84% @ FL
• 500 Vdc Input/
Output Isolation
• On/Off Control
• Six Sided Shielding
• Output Trim
All specifications are typical at nominal input, full load, and 25˚C ,
unless otherwise noted.
INPUT
Input Voltages.............................................................................Voltage Range
12 Vdc...................................................................................9-36 Vdc
24 Vdc.................................................................................18-72 Vdc
OUTPUT
Voltage Accuracy.............................................................................±1.0% max.
Line Regulation .............................................................Case JY: ±0.02% max.
...................................Case JI: Single ±0.05% max.
.....................................................Dual ±1.00% max.
Load Regulation.................................................Case JY: Single ±1.0% max.
.......................................................Dual ±2.0% max.
.....................................Case JI: Single ±0.5% max.
.......................................................Dual ±2.0% max.
Ripple Noise (20 MHz BW)....................................................0.5-1.0% p-p max.
Temperature Coefficient (at FL)................................................±0.02%/°C max.
REMOTE ON/OFF CONTROL
On Control.............................................................................4.8V min. or Open
Off Control...........................................................................<0.8V max. or Short
GENERAL
Efficiency..........................................................................Case JY: 82% typical
............................................................Case JI: 84% typical
Isolation Voltage............................................................................500 Vdc min.
Isolation Resistance.......................................................................1000MOhms
Switching Frequency..............................................................................100KHz
Protection.......................................................................................Over Voltage
......................................Fold Back Short Circuit Protection
ENVIRONMENTAL
Operating Temperature Range.......................................................-25 to +71°C
Storage Temperature Range........................................................-55 to +105°C
Cooling................................................................................Free Air Convection
EMI/RFI........................................................Six Sided Continuous Metal Shield
PHYSICAL
CaseMaterial................................................................Black Coated Copper w/
Non-Conductive Metal Base
Weight Case JY:...................................................................10 oz. (280 grams)
Case JI:................................................................... 5 oz. (156 grams)
Dimensions Case JY:..........................................................3.00" x 2.60" x 0.82"
76.2 x 66.04 x 20.83 (mm)
Case JI:.........................................................3.00" x 2.60" x 0.45"
76.2 x 66.04 x 11.43 (mm)
Y25/Y30Series
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
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