Delta Electronics Q48DV User Manual
FEATURES
t
A
High efficiency: 86% @ 1.5V/8A, 3.3V/6A
Low profile: 2.28”×1.45”×0.33”
Flexible current allocation on each output
Low voltage output (O/P 1) starts up first
Fixed frequency operation
Input UVLO, Output OCP, OVP, OTP
Basic insulation
No minimum load required
ISO 9001, TL 9000, ISO 14001, QS9000,
OHSAS18001 certified manufacturing
facility
UL/cUL 60950 (US & Canada), TUV
(EN60950) and CE mark pending
Delphi Series Q48DV, 40W Quarter Brick,
Dual Output DC/DC Power Modules
The Delphi Series Q48DV Quarter Brick, 48V input, dual 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 dual regulated outputs with a flexible
combination of output current and power up to 40W in a very cos
effective industry standard footprint. 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.
are fully protected from abnormal input/output voltage, current, and
temperature conditions. The Delphi Series Q48DV converters meet all
safety requirements with basic insulation.
ll models
OPTIONS
Positive On/Off logic
Short pin lengths
Heatsink available for extended
operation
APPLICATIONS
Telecom/DataCom
Wireless networks
Optical network equipment
Server and data storage
Industrial/Test Equipment
DATABRIEF
DB_Q48DV_07172006
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Delta Electronics, Inc.
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
MTBF Bellcore (3.3V) TBD Over Voltage Typical 120%
OTP Typical 110°C Voltage Trim +10%, -10%
Size 2.28”×1.45”×0.33”
Minimum 10M Ohms Current Limits Typical 130%
PART NUMBERING SYSTEM
Q 48 D V 1R5 33 N R F A
Product
Type
Q - Quarter
Brick
Input
Voltage
48V D - Dual Output V - Value line
Number of
Outputs
Product
Series
Output
Voltage 1
1R0 - 1.0V
1R2 - 1.2V
1R5 - 1.5V
1R8 - 1.8V
2R5 - 2.5V
Output
Voltage 2
33 - 3.3V N - Negative
ON/OFF
Logic
P - Positive
Pin
Length
R - 0.150”
N - 0.145”
K - 0.110”
Option
Code
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
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. H owever, no responsibility is ass umed 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.
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
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