2
SPECIFICATIONS
GENERAL SPECIFICATIONS OUTPUT SPECIFICATIONS
Input Voltage 38V~55V Voltage Set Point Typical Vin/n
Switching Frequency Typical 200 KHz E48SB120 8.9V~13.75V
Isolation Voltage In/Out 2250V E48SB9R6 7.0V~11V
Isolation Resistance Minimum 10M Ohms
Total Output Range
MTBF Bellcore 2.01 Load Regulation Typical 300mV
OTP Typical 130°C Ripple & Noise Typical 100 mV
Size (2.30”×0.90”×0.45”) 58.4x22.8x11.4mm Load Limits Typical 120% of load
PART NUMBERING SYSTEM
E 48 S B 120 20 N R F A
Type of
Product
Input
Voltage
Number of
Outputs
Product
Series
Output
Voltage
Output
Current
ON/OFF
Logic
Pin
Length
Option Code
E - Eighth
Brick
48 -
38V~55V
S - Single Bus Converter
120 - 12V
9R6 - 9.6V
20 - 20A
25 - 25A
N - Negative
(Default)
P - Positive
R- 0.170”
(Default)
N- 0.145”
K- 0.110”
C- 0.180”
F- RoHS 6/6
(Lead Free)
A - OCP, OTP hiccup
B - OCP, OTP latch-up
MODEL LIST
Model Name INPUT OUTPUT Eff. @ 100% LOAD
E48SB12020NRFA 38V~55V 6.5A 12V 20A 96.3%
E48SB9R625NRFA 38V~55V 6.5A 9.6V 25A 96.5%
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:
Phone: +41 31 998 53 11
Fax: +41 31 998 53 53
Email: DCDC@delta-es.com
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.
