2
SPECIFICATIONS
GENERAL SPECIFICATIONS OUTPUT SPECIFICATIONS
Input Voltage 36~75V Voltage Accuracy Typical ±1%
Switching Frequency Typical (3.3V) 300KHz Line Regulation Typical ±0.1%
Isolation Voltage In/Out 1500V Load Regulation Typical ±0.2%
Isolation Capacitance Typical 2000 pF Ripple & Noise Typical 50 mV
Isolation Resistance
Minimum 10M Ohms Current Limits Typical 130%
MTBF Bellcore (3.3V) TBD Over Voltage Typical 120%
OTP Typical 110°C Voltage Trim +10%, -10%
Size 2.28”×1.45”×0.33”
PART NUMBERING SYSTEM
Q 48 D V 1R5 33 N R F A
Product
Type
Input
Voltage
Number of
Outputs
Product
Series
Output
Voltage 1
Output
Voltage 2
ON/OFF
Logic
Pin
Length
Option
Code
Q - Quarter
Brick
48V D - Dual Output V - Value line
1R0 - 1.0V
1R2 - 1.2V
1R5 - 1.5V
1R8 - 1.8V
2R5 - 2.5V
33 - 3.3V
N - Negative
P - Positive
R - 0.150”
N - 0.145”
K - 0.110”
F- RoHS 6/6
(Lead Free)
A - Standard
Functions
MODEL LIST
MODEL NAME INPUT OUTPUT * EFF @ Full Load
Q48DV2R533NRFA 36V~75V 1.6A 2.5V/10A 3.3V/10A 87.0%
Q48DV1R833NRFA 36V~75V 1.4A 1.8V/10A 3.3V/10A 86.5%
Q48DV1R533NRFA 36V~75V 1.3A 1.5V/10A 3.3V/10A 86.0%
Q48DV1R233NRFA 36V~75V 1.2A 1.2V/10A 3.3V/10A 86.0%
Q48DV1R033NRFA 36V~75V 1.1A 1.0V/10A 3.3V/10A 85.5%
* Note: Total output power should not exceed 40 watts, maximum output current for each channel is 10A.
MECHANICAL DRAWING
CONTACT: www.delta.com.tw/dcdc
USA:
Telephone:
East Coast: (888) 335 8201
West Coast: (888) 335 8208
Fax: (978) 656 3964
Email:
DCDC@delta-corp.com
Europe:
Telephone: +41 31 998 53 11
Fax: +41 31 998 53 53
Email:
DCDC@delta-es.tw
Asia & the rest of world:
Telephone: +886 3 4526107 ext 6220
Fax: +886 3 4513485
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.
