SPECIFICATIONS
GENERAL SPECIFICATIONS OUTPUT SPECIFICATIONS
Input Voltage 36~75V Voltage Accuracy Typical ±1.5%
Switching Frequency Typical (3.3V) 400KHz Line Regulation Typical ±6mV
Isolation Voltage In/Out 2250V Load Regulation Typical ±6mV
Isolation Capacitance Typical 1nF Ripple & Noise Typical 50 mV
Isolation Resistance
Minimum 10M ohm Current Limits Typical 120%
MTBF Bellcore (3.3V) 4.4M hours Over Voltage Typical 125%
OTP Typical 115°C Voltage Trim +10%, -10%
Size (1.10” x 0.96” x 0.33”) 27.9mmx24.4mmx8.3mm
PART NUMBERING SYSTEM
S 48 S E 3R3 05 N R F A
Product
Type
Input
Voltage
Number of
Outputs
Product
Series
Output
Voltage
Output
Current
ON/OFF
Logic
Pin Length/
Type
Option Code
S - Small
Power
48V S - Single 1x1, 5A
3R3 - 3.3V
050 - 5.0V
120 - 12V
150 - 15V
01 - 1A
03 - 3A
05 - 5A
N - Negative
P - Positive
E - No remote
on/off control pin
R - 0.170”
N - 0.145”
K - 0.110”
M - SMD
F- RoHS 6/6
(Lead Free)
A - No trim pin
B - With trim pin
MODEL LIST
MODEL NAME INPUT OUTPUT EFF @ 100% LOAD
S48SE3R305NRFA 36V~75V 0.6A 3.3V 5A 87.0%
S48SE05003NRFA 36V~75V 0.5A 5.0V 3A 87.0%
S48SE12001NRFA 36V~75V 0.5A 12V 1.3A 88.0%
S48SE15001NRFA 36V~75V 0.5A 15V 1A 87.0%
MECHANICAL DRAWING
Surface-mount module Through-hole module
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.
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