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4133 Courtney St. Unit #5
Franksville, WI 53126
Phone: (262) 835-9200 
Fax: (262) 835-9201
EMAIL zahn@zahninc.com
www.zahninc.com

Model #DBLR12/24/300
300W, 12V to 24V Step Up DC/DC Converters
Using Boost Converter Topology, this product can be used as a voltage regulator.

Applications are Battery Chargers, Lamp Regulators, UPS Power Supplies, and Fuel Cell Converters.

. DBLR12/24/300 Units  
Operating Temperature Range: -40 to +90 degrees Centigrade  
Efficiency: 95 %  
Recommended Input Voltage: 5-12 Volts  
Vout/Vin at no load 2:1 v/v  
Vout/Vin at 12 amps input 1.9 v/v  
Vout/Vin at 24 amps input 1.85 v/v  
Standby Current  -  No Load at 12V in 48 mA  
Input Current is sensed and unit turns off at: 25 Amps  
Input Ripple max: xxx Volts  
Output Voltage: 10-24 Volts (Adjustable)  
Output Power: 275 (note 1) Watts .
Output Current: 12 (note 2) Amps  
Output Fuse: 15 Amps  
Output Ripple, max: xxx Volts, RMS  
Switching Frequency: 87500 Hertz  
Model Number: DBLR12/24/300  . .
Wiring Dia.:
CLICK HERE
. .
Mech. Install:
CLICK HERE
. .
Applications: CLICK HERE    
To Order, Call 262 835 9200. Price: $139 small qtys  
(note 3)
(note 1). The output power, depends on the input voltage. 120W at 5Vin, 288W at 12V in.
(note 2). The output current, depends on the input voltage, and the output voltage.
Determine the output power from (note 1), then calculate output current.
(note 3). Prices can change without notice.

Copyright 2010 by Zahn Electronics, Inc. All Rights reserved.