Filter
Top Products
SPECIFICATIONS
GENERAL SPECIFICATIONS OUTPUT SPECIFICATIONS
Input Voltage
2
36~75V Voltage Accuracy Typical ±1.5%
Switching Frequency Line Regulation Typical (3.3V) 350KHz Typical ±0.5%
Isolation Voltage In/Out 1500V Load Regulation Typical ±1.5%
Isolation Capacitance Typical 1500 pF Ripple & Noise Typical 50 mV
Isolation Resistance
Minimum 10M Ohms Current Limits Typical 140%
MTBF Over Voltage Bellcore (3.3V) TBD Typical 135%
Size Voltage Trim (2.28” ×1.45” ×0.38”) 57.9 x 36.8 x 9.7 mm For Vout2 ±10%
PART NUMBERING SYSTEM
Q 48 D M 3R3 12 N N F A
Product
Type
Input
Voltage
Number of
Outputs
Product
Series
Output
Voltage 1
Output ON/OFF
Logic
Pin
Length
Option Code
Voltage 2
Q - Quarter
Brick
48V D - Dual Output M - 75W
Platform
3R3 - 3.3V 12 - 1.2V N - Negative N - 0.150” A - Standard
Functions
F - RoHS 6/6
R - 0.170” P - Positive
(Lead Free)
MODEL LIST
OUTPUT
*
MODEL NAME INPUT
EFF @ Full Load
Q48DM3R312NN A 36V~75V 2.4A 3.3V/12A 1.2V/25A 88.5%
* Note: Total output power should not exceed 75 watts and maximum output current for high output is 12A, for low output is 25A.
MECHANICAL DRAWING
CONTACT: www.delta.com.tw/dcdc
USA: Europe: Asia & the rest of world:
Telephone: Telephone: +41 31 998 53 11 Telephone: +886 3 4526107 ext 6220
East Coast: (888) 335 8201 Fax: +41 31 998 53 53 Fax: +886 3 4513485
West Coast: (888) 335 8208
Fax: (978) 656 3964
Email:
DCDC@delta-corp.com
Email:
DCDC@delta-es.tw
Email:
DCDC@delta.com.tw
WARRANTY
Delta offers a two (2) year limited warranty. Complete warranty information is listed on our web site or is available upon request from
Delta.
Information furnished by Delta is believed to be accurate and reliable. However, no responsibility is assumed by Delta for its use, nor
for any infringements of patents or other rights of third parties, which may result from its use. No license is granted by implication or
otherwise under any patent or patent rights of Delta. Delta reserves the right to revise these specifications at any time, without notice.