Delta Electronics Q48DR manual Part Numbering System, Model List

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PART NUMBERING SYSTEM

Q

48

D

R

1R5

33

N

R

F

A

Form Factor

Input

Number of

Product

Output

Output

ON/OFF

Pin Length

 

Option Code

 

Voltage

Outputs

Series

Voltage 1

Voltage 2

Logic

 

 

 

Q – Quarter

36V~75V

D- Dual

R-Open frame

1R5-1.5V

33-3.3V

N-Negative

R-0.170”

F- RoHS 6/6

A - Standard

Brick

 

Output

 

1R8-1.8V

50-5.0V

(Default)

(Default)

(Lead Free)

Functions

 

 

 

 

2R5-2.5V

 

P-Positive

N-0.145”

(Default)

 

 

 

 

 

 

 

 

 

 

3R3-3.3V

 

 

K-0.110”

 

B - with second

 

 

 

 

 

 

 

 

 

trim pin

MODEL LIST

MODEL NAME

INPUT

 

OUTPUT

EFF @ Full Load

Q48DR1R533NRFA

36V~75V

 

2.8A

1.5V/15A

3.3V/15A

87.5%

Q48DR1R833NRFA

36V~75V

 

2.9A

1.8V/15A

3.3V/15A

88.0%

Q48DR2R533NRFA

36V~75V

 

3.3A

2.5V/15A

3.3V/15A

88.0%

Q48DR3R350NRFA

36V~75V

 

3.8A

3.3V/15A

5.0V/10A

88.5%

CONTACT: www.delta.com.tw/dcdc

USA:

Europe:

Asia & the rest of world:

Telephone:

Phone: +41 31 998 53 11

Telephone: +886 3 4526107 ext 6220

East Coast: (888) 335 8201

Fax: +886 3 4513485

Fax: +41 31 998 53 53

West Coast: (888) 335 8208

Email: DCDC@delta.com.tw

Email: DCDC@delta-es.com

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. 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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DS_Q48DR1R533_03152007

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Contents Features Parameter Q48DR1R533NRFA Electrical Characteristics Curves Efficiency vs. load current Iout1 and Iout2 forTurn-on transient at zero load current 2ms/div Typical full load input characteristics at room temperature Ch1 Scope Resistiv Electrical Characteristics Curves Design Considerations Input Source ImpedanceFeatures Descriptions Features Descriptions CON 70.2 31.2 18.2 11.7 867Thermal Curves Thermal Testing SetupThermal Considerations Thermal DeratingMechanical Drawing Pin No Name FunctionPart Numbering System Model List

Q48DR specifications

Delta Electronics has established a significant presence in the power supply industry, and its Q48DR series of DC-DC converters is a testament to the company's commitment to innovation and reliability. The Q48DR series is specifically designed to cater to various applications, particularly in telecommunications and industrial sectors, where compactness and efficiency are paramount.

One of the standout features of the Q48DR is its wide input voltage range, typically from 36V to 75V. This flexibility allows the converter to accommodate various input sources, ensuring robust performance in diverse applications. The output voltage options are also customizable, making the Q48DR highly adaptable to specific operational needs.

Efficiency is a critical characteristic of the Q48DR, with typical efficiencies reaching up to 92%. This high level of efficiency translates to reduced operational costs and lower heat generation, which is crucial for maintaining system reliability and longevity. The design emphasizes thermal management, featuring a compact footprint that facilitates efficient heat dissipation.

The Q48DR series employs advanced power management technologies, including synchronous rectification. This technology reduces switching loss, further enhancing the overall efficiency of the converter. Additionally, the integrated over-voltage, over-current, and thermal protection mechanisms ensure that the device operates safely under varying conditions, prolonging its lifespan and protecting connected components.

Another notable aspect of the Q48DR is its compact, lightweight design. Typically measuring just a few inches, the small size makes it suitable for space-constrained applications without compromising on power output. Furthermore, the device is built with a rugged construction that meets the stringent demands of industrial environments, ensuring reliable performance even in harsh conditions.

The Q48DR series is also equipped with remote sense capabilities. This feature allows for precise voltage regulation at the load, compensating for any voltage drop across the distribution cable. This ensures that the end application receives the voltage it requires without fluctuations, thereby enhancing overall system performance.

With its blend of efficiency, advanced protection features, and compact design, the Delta Electronics Q48DR is an exemplary DC-DC converter that meets the critical demands of modern applications. Whether for telecom infrastructure, industrial automation, or other high-performance environments, the Q48DR series stands out as a versatile and reliable choice for engineers seeking effective power solutions.