Delta Electronics H48SN User manual

FEATURES

 High efficiency: 91% @ 28V/12.5A

 Standard footprint:

61.0x57.9x12.7mm (2.40”×2.28”×0.5”)

OPTIONS

APPLICATIONS

PLACE PHOTO HERE

Delphi Series H48SN, 350W Half Brick Family

 Industry standard pin out

 Fixed frequency operation

 Metal baseplate

 Fully protected: OTP, OCP, OVP, UVLO

 2:1 input voltage range

 Basic insulation

 2250V isolation

 ISO 9001, TL 9000, ISO 14001, QS 9000,

OHSAS 18001 certified manufacturing

facility

 UL/cUL 60950-1 (US & Canada)

recognized, and TUV (EN60950-1)

certified

 CE mark meets 73/23/EEC and

93/68/EEC directive

DC/DC Power Modules: 48V in, 28V/12.5A out

The Delphi Series H48SN Half Brick, 48V input, single output, isolated

DC/DC converters are the latest offering from a world leader in power

systems technology and manufacturing -- Delta Electronics, Inc. This

product family provides up to 350 watts of power in an industry

standard footprint. It provides 91% efficiency for 28V at full load. With

creative design technology and optimization of component placement,

these converters possess outstanding electrical and thermal

performance, as well as extremely high reliability under highly stressful

operating conditions. All models are fully protected from abnormal

input/output voltage, current, and temperature conditions. The Delphi

Series converters meet all safety requirements with basic insulation. A

variety of optional heatsinks are available for extended thermal

operation, as well as for use in higher air flow applications: 200 to 400

LFM.

 Positive on/off logic

 Short pin length

 Telecom / DataCom

 Wireless Networks

 Optical Network Equipment

 Server and Data Storage

 Industrial / Test Equipment

DATABRIEF

DB_H48SN_01172008 1

SPECIFICATIONS

GENERA

L SPECIFICATIONS

OUTPUT SPECIFICATIONS

Input voltage

36~75V Voltage accuracy Typical ±1.0%

Frequency Line regulationTypical 350KHz Typical ±0.01%

Isolation Capacitance Load regulationIn/Out 2250V Typical ±0.05%

MTBF Ripple & noiseBellcore TBD Typical 150 mV

TypicalOTP Current limitsTypical 115°C 130%

TypicalSize Voltage Trim(2.40”×2.28”×0.50”) 61.0 x 57.9 x 12.7mm +10%, -40%

PART NUMBERING SYSTEM

H 48 S N 280 12 N R F A

Form

Factor Input

Voltage Number of

Outputs Product

Series Output

Voltage Output

Current ON/OFF Pin

Length Option Code

Logic

H- Half

Brick 48V S- Single N- 350W

series 280- 28V 12- 12.5A N- Negative R- 0.170” A - Standard

Functions

F- RoHS 6/6

P- Positive N- 0.145” (Lead Free)

K- 0.110” B= no thread

heatsink mounting

hole

Space - RoHS

5/6

MODEL LIST

MODEL NAME INPUT OUTPUT EFF @ 100% LOAD

91%

H48SN28012NRFA 36V~75V 12.5A 28V 12.5A

MECHANICAL DRAWING

CONTACT: www.delta.com.tw/dcdc Asia & the rest of world:

USA: Europe: Telephone: +886 3 4526107 ext 6220

Telephone: Phone: +41 31 998 53 11 Fax: +886 3 4513485

East Coast: (888) 335 8201 Fax: +41 31 998 53 53

West Coast: (888) 335 8208

Fax: (978) 656 3964

Email: [email protected]

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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